CN106912283A - The method of the watery ricenursery of paddy rice matrix half - Google Patents
The method of the watery ricenursery of paddy rice matrix half Download PDFInfo
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- CN106912283A CN106912283A CN201710108643.1A CN201710108643A CN106912283A CN 106912283 A CN106912283 A CN 106912283A CN 201710108643 A CN201710108643 A CN 201710108643A CN 106912283 A CN106912283 A CN 106912283A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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Abstract
A kind of method of the watery ricenursery of paddy rice matrix half, the method is to use the slimy seedling bed for being provided with modern agriculture rain-proof, insulation or sunshading facility, matrix seedling is filled using seedling-cultivation plate, keep matrix moistening, seedling-cultivation plate is positioned in slimy seedling bed again, the seedling raising method that seedling raising bed surface is not poured water during whole seedling;Its specific method is comprised the following steps:The preparation of A, seedling bed, B, the apolegamy of matrix, the preparation of C, seedling raising device and related facility, F, sowing machine production line on carry out medium in tray, sterilization and sow, G, vernalization treatment, H, the watery ricenursery seedbed of matrix half cultivate, I, cultivate management.The method solves the shortcoming of watery ricenursery and dry rice seedling, simultaneously, solve the technical barrier of batch production dry rice seedling, be conducive to the growth and management of south rice sprout cultivation, the rice shoot cultivated meets the requirement of good, lightweight, the convenient transport of mechanized planting requirement seedling density high, uniform, Miao Zhuan, root system disk knot etc..
Description
Technical field
The present invention relates to raising rice seedlings technical field, particularly a kind of method of the watery ricenursery of paddy rice matrix half.
Background technology
China made in history nearly all using watery ricenursery in the rice of thousands of years, and serious vexed kind bud, seedling rot easily occur.
Last century the nineties start to introduce promotes dry rice seedling, solves rotten kind, seedling rot problem, and dry rice seedling becomes current seedling side
Formula.But dry rice seedling just occurs apprentice at high operating temperatures(It is prosperous)Long or burn seedlings phenomenon.With seedling-throwing technology and mechanic rice transplanting
Popularize, rice shoot excessive growth is unfavorable for that taking root for Honda is turned green, and it is extreme that dry rice seedling moves towards another, it is impossible to meet current paddy rice
Machine transplanting of rice technology is popularized.Machine transplanting of rice seedling in recent years mainly use batch production dry rice seedling, seedling disk directly contact air, easily
Influenceed by temperature is sometimes hot and sometimes cold, it is necessary to frequent water spray, be easy to cause rice shoot to wilt and burn seedlings phenomenon, in order to push forward water comprehensively
Rice entire mechanization, it is desirable to short strong rice shoot must be cultivated.Paddy rice entire mechanization technology have reduce labor intensive, it is time saving,
The advantage such as saving of labor, efficient, but rice planting technology is an accurate agricultural technology.First it is that seedling-cultivation technique is difficult to grasp.With machinery
The seedling-cultivation technique of rice transplanting is more complicated, and key link is more, technical strong, if one of sport technique segment there is a problem and poor
Mistake, will influence the effect of cultivation, or even directly influence the peasant household yield of paddy rice and harvest over one year.
The content of the invention
For the problem that prior art is present, it is an object of the invention to provide the method for the watery ricenursery of paddy rice matrix half, should
Method solves the shortcoming of watery ricenursery and dry rice seedling, meanwhile, the technical barrier of batch production dry rice seedling is solved, the method is also helped
The growth and management of south rice sprout cultivation, the rice shoot cultivated with the method meet mechanized planting requirement seedling density it is high,
Uniformly, the requirement of good, lightweight, convenient transport of Miao Zhuan, root system disk knot etc..
Technical proposal that the invention solves the above-mentioned problems is:A kind of method of the watery ricenursery of paddy rice matrix half, it is characterised in that:
The method is, using the slimy seedling bed for being provided with modern agriculture rain-proof, insulation or sunshading facility, to be filled using seedling-cultivation plate
Matrix seedling, keeps matrix moistening, then seedling-cultivation plate is positioned in slimy seedling bed, seedling raising during whole seedling
The seedling raising method that bed surface is not poured water;Its specific method is comprised the following steps:
The preparation of A, seedling bed:
Permeable use rotary cultivator rotary tillage 1 time is filled to seedling bed, rotary tillage one time again after soaking 2 days, every mu adds 45% balance to be combined
Fertile 25kg, clear slurry 2 days after raking;It is in state of the muddy without ponding to keep seedling bed;The seedling bed is smooth, its surrounding
Carry out irrigation and drainage facility;
The apolegamy of B, matrix:
There are the substrate products of qualification manufacturer production using autogamy matrix or purchase;Described autogamy matrix is calculated with volume parts
By non-yellow clay:Shrivelled kernel shell:Peat soil=4:5:1 allotment, every cubic metre of major ingredient add the organic fertilizer 1kg containing 70% organic matter~
1.5kg, strengthens seedling agent 50g~100g;Organic fertilizer nitrogen content≤5%;Cultivating crop field for every mu need to prepare 70~100 liters of matrix;
The preparation of C, seedling raising device and related facility:
According to seedling-cultivation plate kind, select seeder and debug thickness of sowing, select priming apparatus and debug watering amount, outfit meets
The germinating cabinet of condition;
D, determine sowing time:Crops for rotation are arranged according to paddy field cultivation custom, sowing time is chosen;
E, seed soaking:Using high-quality preferred seed, the water logging kind of clean cleaning is used;Dried in the shade after seed soaking or dry seed surface water
Point, give over to sowing and use;
F, sowing machine production line on carry out medium in tray, sterilization and sow, it is comprised the following steps that:
F1, medium in tray:Adjustment seeder bottom matrix discharge, is filled in matrix is evenly laid out in seedling-cultivation plate, and thickness is about
2cm, the matrix for preparing is loaded onto to seedling-cultivation plate;
F2, sterilization:After medium in tray is complete, the priming apparatus of seeder is sprinkled water and synchronization process of being sterilized to matrix;I.e. with disappearing
Cytotoxic drug is configured to aqueous antiseptic solution, then aqueous antiseptic solution is added to the mixing containing disinfecting drug is formed in priming apparatus
The aqueous solution, then uniformly irrigated to matrix by priming apparatus mixed aqueous solution, realization matrix is sprinkled water with sterilized it is synchronous
Treatment;
F3, sowing:The thickness of sowing adjusted by seeder, each seedling-cultivation plate application rate routinely 100~120 grams of rice, hybridization
80~100 grams of rice, uniform sowing;Lid kind matrix amount after adjustment planting with sowing machine, is defined by not revealing seed, lid kind stromal thickness
It is 0.2~0.3cm;
G, vernalization treatment:It is divided into two kinds of situations of early rice and late rice:(1)The neat feeding of seedling-cultivation plate disc stack pile planted will be broadcast for early rice
Germinating cabinet, carries out hot and humid vernalization, and 35 DEG C~40 DEG C of keeping temperature continues 12h~18h, substrate temperature is quickly raised, it
30 DEG C of 12h of keeping temperature afterwards, humidity is 87%~90%, allows seed cut to sprout;Keeping temperature is 25 DEG C~30 after 24h~30h
DEG C, humidity is 50%~60%, observes situation of sprouting;After having 90% rice sprout bursting card matrix in seedling-cultivation plate, stop heating,
Allow germinating cabinet to be slowly cooled to room temperature, rice sprout top to upper seedling tray bottom about ejects card matrix 1cm, you can with prepare into
Enter to have the roof insulating of seedling bed to cultivate;(2)Need not enter germinating cabinet more than 30 DEG C for late rice outdoor temperature, sow
Disc stack pile is neat afterwards, covers holding moisture and does not outflow, and seedling bed can be sent to after ejecting card matrix 1cm to rice sprout;
H, the watery ricenursery seedbed of matrix half are cultivated:Seedling-cultivation plate is put into ready top the guarantor of rain-proof sunshade in time after vernalization
In seedling bed in warm canopy;Seedling-cultivation plate lower section does not interspace, and to put and keep smooth after seedling-cultivation plate and do not sink, one by one adjacent pendulum
Other seedling-cultivation plates are put, furrow are long to be determined by roof insulating;
I, cultivation management:The rice shoot stage is cultivated in the whole watery ricenursery seedbed of matrix half, soil humidity relative water content up to more than 80%,
Seedling bed keeps state of the muddy without ponding;Early rice temperature should take the insulation of shed overlay film when low, in the stage of emerging sealing canopy
Based on, according to weather and the appropriate ventilation of needs, temperature of shed is 25 DEG C~30 DEG C, and film hardening can be taken off after 3~4 leaves;Late rice is certainly
Seedling under right environment;When illumination is too strong, lowered the temperature using sunshade net shading, sunshade net shading rate is 40%~70%;Treat seedling age 15d~
22d, seedling can be transplanted in 4~5 leaf phases, height of seedling 15cm or so;Water management is noted before transplanting, moistening in seedling-cultivation plate is kept
It is not loose.
As preferred:Seedling bed described in step A reserves the passage of 18-22cm walkings, every mu according to every 3m seedbeds wide
Crop field prepares 3.6 square metres or so of seedbed.
As another preferred, the rice seeder that seeder described in step C is matched using seedling-cultivation plate, thickness of sowing tune
Examination meets GB/T 6243-2003 rice transplanter standards;
The priming apparatus of the seeder is set to:Autogamy matrix can set the base of one priming apparatus, priming apparatus and seeder
2m is spaced between matter sabot;The northern finished product matrix of purchase needs the road priming apparatus of addition 2~3, per pass priming apparatus to be spaced 3m, with
Do not float and plant as standard;
The watering amount of the priming apparatus is debugged:Adjustment water can not be too small or too drastic, matrix is in saturation state;
The germinating cabinet is equipped with situation:Equipped with steam-type or ground heating type heating system, germinating cabinet meets insulation, black light, close
The condition closed, germinating cabinet's adjustable temperature is in 15 DEG C~45 DEG C, humidity controllable 50%~95%.
Preferred as another kind, the date in sowing time described in step D is:Early rice calculated according to 15~22 days length of time rice seedlings grow and sows
Phase, late rice calculated sowing time according to 15~18 days length of time rice seedlings grow, and must be retrodicted according to kind safe full heading date;And it is ripe to take into account early rice
Situation reasonable arrangement sowing suitable date of seeding.
It is divided into early rice seed soaking time about 30~40h, late rice seed soaking time as another preferably, described in step E seed soaking
It is 22~30h;Adjustment in a small amount is done according to seed grain type size simultaneously, i.e., conventional small-sized seed seed soaking 36-40h, large seed leaching
Plant 40-48 h.
As another aqueous antiseptic solution preferably, being configured to disinfecting drug described in step F2 or for 6.25% essence
500 times of liquid of first Lip rivers bacterium nitrile or 500 times of liquid for 25% Prochloraz or 500 times of liquid for 40% zinc thiazole.
Because the method for using above-mentioned technical proposal, the watery ricenursery of paddy rice matrix half of the present invention has the characteristics that and beneficial effect
Really:
(One)Solve the shortcoming of watery ricenursery and dry rice seedling.
The watery ricenursery of matrix half is, in watery ricenursery and dry rice seedling a kind of seedling raising method between the two, to have taken into account two kinds of seedling
The advantage of mode, solves both shortcomings, meanwhile, the technical barrier of batch production dry rice seedling is solved, it is advantageous to south
The growth and management of raising rice seedlings, the rice shoot percentage establishment of seedling that grows is high, later stage rice shoot is good, and per mu yield is high, referring to experimental example:Experimental field
Nursery effect is verified.
(1)The present invention fills permeable use rotary cultivator rotary tillage 1 time using to seedling bed, rotary tillage one time, every mu again after soaking 2 days
45% balance composite fertilizer 25kg is added, the clear slurry treatment of 2 days, on the one hand can allow seedling bed to have hardness after raking, can be more preferable
Carrying seedling-cultivation plate, seedling-cultivation plate is put neat steady without sinking;On the other hand, for the capillary of seedling bed physics
For phenomenon, the capillary that seedling bed attenuates is increased, such moisture is easier to reach the bottom of seedling-cultivation plate, is conducive to rice shoot
Absorption of the root system to moisture.It is in state of the muddy without ponding to keep seedling bed, and seedling-cultivation plate and seedbed do not interspace
It is brought into close contact, makes the watery ricenursery saturated with water of matrix of the invention half and suitable oxygen, is conducive to the robust growth of rice shoot, it is unlikely
In vexed kind, bud, seedling rot, the technical barrier of watery ricenursery is solved;Will not cause that rice shoot Root temperature is fluctuated to be brought simultaneously
Influence, solve dry rice seedling using cement, nonirrigated farmland etc., ground is solid, and water-permeable and air permeable is bad, and temperature easily rises lacking for High variation
Point.
(Two)Solve the technical barrier of the Spring In Southern raising rice seedlings such as Guangxi.
The watery ricenursery technology nursery bed temperature of matrix half is more constant, has both overcome the problem of the vexed kind of watery ricenursery bud, seedling rot, changes again
Guangxi spring climate variability, the change of temperature jumping characteristic have been apt to it greatly, the bad climate such as cold spell in later spring easily causes rice shoot physiological disturbance
Happening and prevelence condition, overcome the Guangxi spring seedling incidental technical barrier of physiological disturbance.
(Three)Solve Rice Production entire mechanization seedling cultivation bottleneck problem.
(1)The watery ricenursery of matrix of the invention half is the carrier as seedling seedling growth using formulation media, lightweight, is held
Easily transport, solve the problems, such as transplanting dry rice seedling is too heavy and weight is uneven and transport is inconvenient.Present invention accomplishes machine
Tool rice transplanting requires the requirement of good, lightweight, the convenient transport of seedling density high, uniform, Miao Zhuan, root system disk knot etc., is easy to wide
Western popularization and application.
(2)The present invention uses Mechanization sowing, solves the problems, such as that drought educates uneven sowing even.
(3)The watery ricenursery seedling density of matrix of the invention half is high, and root system disk knot is good, is advantageous to rice transplanter to rice transplanting quality
Control.
(4)The temperature that the watery ricenursery of matrix of the invention half maintains seedling bed is more constant, and rice shoot is stocky to be difficult excessively
Excessive growth, grows after the favourable machine transplanting of rice and rice planting.
(5)The seedbed cushion effect of the watery ricenursery of matrix of the invention half will get well compared with medium for dry breeding of seedling bed, be difficult to burn seedling formation seedling
Disk rice shoot is uneven, solves the problems, such as that the scarce root and stem of certain plants is inserted in the leakage of the machine transplanting of rice.
To sum up, the present invention is science, practicality, a kind of feasible raising rice seedlings mode;It is to realize the domestic Rice Production in Guangxi
The key link of entire mechanization;Integrate mechanization, standardization, scale, be a modern agriculture engineering and agronomy knot
The technology of conjunction;It is to reduce labor intensity, efficiently there is positive effect for propulsion grain-production volume increase.
The technical characteristic of " method of the watery ricenursery of paddy rice matrix half " of the present invention is made furtherly with reference to embodiment
It is bright.
Brief description of the drawings
Nothing.
Specific embodiment
Embodiment 1:
A kind of method of the watery ricenursery of paddy rice matrix half, the method is to use to be provided with modern agriculture rain-proof, insulation or sunshading facility
Slimy seedling bed, matrix seedling is filled using seedling-cultivation plate, keep matrix moistening, then seedling-cultivation plate is positioned over slimy
In seedling bed, the seedling raising method that seedling raising bed surface is not poured water during whole seedling;Its specific method is comprised the following steps:
The preparation of A, seedling bed:
Permeable use rotary cultivator rotary tillage 1 time is filled to seedling bed, rotary tillage one time, every mu again after soaking 2 days(It is i.e. every 667 square metres)Plus
Enter clear slurry 2 days after 45% balance composite fertilizer 25kg rakes;It is in state of the muddy without ponding to keep seedling bed;Seedling bed
Smooth, its surrounding carries out irrigation and drainage facility;18-22 cm are reserved according to every 3m seedbeds wide(The present embodiment uses 20 cm)That walks is logical
Road, every mu of seedbed of about 3.6 square metres or so of crop field preparation.
The apolegamy of B, matrix:
Can select using autogamy matrix;Described autogamy matrix is calculated with volume parts and presses non-yellow clay:Shrivelled kernel shell:Peat soil
=4:5:1 allotment, every cubic metre of major ingredient adds the organic fertilizer 1.5kg of 70% organic matter, strengthens seedling agent 60g;The organic fertilizer it is nitrogenous
Amount≤5%;Cultivating crop field for every mu need to prepare 70~100 liters of matrix.
The preparation of C, seedling raising device and related facility:
According to seedling-cultivation plate kind, select seeder and debug thickness of sowing, select priming apparatus and debug watering amount, outfit meets
The germinating cabinet of condition;Wherein:
(1)Seeder:The rice seeder of selection seedling-cultivation plate matching(For example:Kubo field 2BZP-800).
(2)Planting with sowing machine density is debugged:Thickness of sowing meets GB/T 6243-2003 rice transplanter standards.
(3)The priming apparatus of seeder is:Autogamy matrix can set the matrix of one priming apparatus, priming apparatus and seeder
2m is spaced between sabot.(4)The watering amount debugging of priming apparatus:Adjustment water can not be too small or too drastic, and water is too small, and soil contains
Water is not enough, and the too drastic easy punching of water is turned over seedling-cultivation plate surface matrix and causes out-of-flatness, and adjustment valve switch makes matrix to optimum state
Saturation is advisable.Make matrix fully containing sufficient moisture, the moisture needed for meeting vernalization and the unearthed process of seed.
(5)Germinating cabinet is equipped with situation:Equipped with steam-type or ground heating type heating system, germinating cabinet meet insulation, black light,
Closed condition, germinating cabinet's adjustable temperature is in 15 DEG C~45 DEG C, humidity controllable 50%~95%.
D, determine sowing time;Crops for rotation are arranged according to paddy field cultivation custom, sowing time is chosen;Early rice was according to 15~22 days length of time rice seedlings grow
Sowing time is calculated, late rice calculated sowing time according to 15~18 days length of time rice seedlings grow, and must be retrodicted according to kind safe full heading date, and took into account
Early rice mature condition reasonable arrangement sowing suitable date of seeding;General early rice mid or late March~and before early April, late rice late June~July
Early and middle ten dayses.The safe full heading date refers to that rice cropping is easily influenceed by cold dew wind too late, it is impossible to is in the milk and forms shrivelled kernel, institute
To complete the neat fringe of grouting before cold dew wind arrival, this period is safe full heading date, and the growth period of each kind has difference.
E, seed soaking:Using high-quality preferred seed, the water logging kind of clean cleaning is used;Early rice seed soaking time about 30~40h, evening
Rice seed soaking time is 22~30h.Adjustment in a small amount is done according to seed grain type size simultaneously, i.e., conventional small-sized seed seed soaking 36-40 h,
Large seed seed soaking 40-48 h.Dried in the shade after seed soaking or dry seed surface moisture, you can give over to sowing and use.
F, sowing machine production line on carry out medium in tray, sterilization and sow, it is comprised the following steps that:
F1, medium in tray:Adjustment seeder bottom matrix discharge, is filled in matrix is evenly laid out in seedling-cultivation plate, and thickness is about
2cm, the matrix for preparing is loaded onto to seedling-cultivation plate;
F2, sterilization:After medium in tray is complete, the priming apparatus of seeder is sprinkled water and synchronization process of being sterilized to matrix;Will disappear
Cytotoxic drug is configured to aqueous antiseptic solution, then the aqueous antiseptic solution that disinfecting drug is configured to is added to be formed in priming apparatus and contains
There is the mixed aqueous solution of disinfectant medicine, then matrix is uniformly irrigated by priming apparatus mixed aqueous solution, realize to matrix
Sprinkled water and synchronization process of being sterilized;
Aqueous antiseptic solution that the disinfecting drug is configured to or for 6.25% smart first Lip rivers bacterium nitrile 500 times of liquid or be 25% miaow
500 times of liquid of fresh amine or 500 times of liquid for 40% zinc thiazole.
F3, sowing:The thickness of sowing adjusted by seeder, each seedling-cultivation plate application rate routinely 100~120 grams of rice,
80~100 grams of hybrid paddy rice, uniform sowing;Lid kind matrix amount after adjustment planting with sowing machine, is defined by not revealing seed, lid kind matrix
Thickness is 0.2~0.3cm;
G, vernalization treatment:It is divided into two kinds of situations of early rice and late rice:(1)The neat feeding of seedling-cultivation plate disc stack pile planted will be broadcast for early rice
Germinating cabinet(Or vernalization chamber, germinating cabinet's canopy), carry out hot and humid vernalization, 35 DEG C~40 DEG C of keeping temperature continue 12h~
18h, makes substrate temperature quickly raise, and keeping temperature is 30 DEG C of 12h afterwards, and humidity is 87%~90%, allows seed cut to sprout;
Keeping temperature is 25 DEG C~30 DEG C after 24h~30h, and humidity is 50%~60%, observes situation of sprouting;When there is 90% paddy in seedling-cultivation plate
After bud bursting card matrix, stop heating, allow germinating cabinet to be slowly cooled to room temperature, rice sprout top to upper seedling tray bottom, about
Ejection card matrix 1cm, you can be prepared to enter into half watery ricenursery seedbed(Seedling bed i.e. described in step A)Roof insulating
Cultivate;(2)Germinating cabinet need not be entered more than 30 DEG C for late rice outdoor temperature, disc stack pile is neat after having sowed, and covers
Keep moisture not outflow, seedling bed can be sent to after ejecting card matrix 1cm to rice sprout(Seedling raising i.e. described in step A
Bed).
H, the watery ricenursery seedbed of matrix half are cultivated:Seedling-cultivation plate is put into ready top rain-proof sunshade in time after vernalization
Seedling culture shed in seedling bed on(That is the seedling bed that step A prepares);It is required that seedling-cultivation plate lower section can not leave space, put and educate
Keep not sinking after seedling disk, adjacent one by one to put other disks, furrow are long to be determined by seedling culture shed.
I, cultivation management:The whole watery ricenursery seedbed of matrix half is cultivated the rice shoot stage, soil humidity relative water content up to 80% with
On, seedling bed keeps state of the muddy without ponding;Seedling bed soil stickiness is good, fertile, irrigation and drainage convenient, miscellaneous without chad
Grass, fortune seedling is more convenient, be easy to management, and early rice seedling hypothermic phase has insulation rain-proof facility, and the seedling of late rice high temperature season should be with anti-
Rain facility and sunshade net.Early rice temperature should take the insulation of shed overlay film when low, in the stage of emerging to seal based on canopy, according to weather and need
Suitably to divulge information, 25 DEG C~30 DEG C of temperature of shed can take off film hardening after 3~4 leaves.Late rice seedling under natural environment.Illumination is too
Qiang Shi, is lowered the temperature using sunshade net shading, and sunshade net shading rate is 40%~70%.Treat seedling age 15d~22d, seedling 4~5 leaf phases,
Can be transplanted during height of seedling 15cm or so;Water management is noted before transplanting, keeps moistening in seedling-cultivation plate not loose, in order to move
Plant seedling.
Seedling-cultivation plate in the present embodiment refers to:It is mechanized planting dedicated hard seedling raising hard disc, for example:The general rule for using
Lattice are 60cm × 30cm × 2.5cm.Modern agriculture facility refers to:From facilities such as greenhouse, greenhouse, Small plastic shed, sunshade nets.
Embodiment 2:
The method of the watery ricenursery of paddy rice matrix half of the present embodiment is substantially the same manner as Example 1, institute's difference is, B, matrix
Apolegamy:Selection uses autogamy matrix;Described autogamy matrix is calculated with volume parts and presses non-yellow clay:Shrivelled kernel shell:Peat soil=4:
5:1 allotment, every cubic metre of major ingredient adds the organic fertilizer 1kg of 70% organic matter, strengthens seedling agent 50g;The nitrogen content of the organic fertilizer≤
5%;Cultivating crop field for every mu need to prepare 70~100 liters of matrix.
Embodiment 3:
The method of the watery ricenursery of paddy rice matrix half of the present embodiment is substantially the same manner as Example 1, institute's difference is, B, matrix
Apolegamy:Selection uses autogamy matrix;Described autogamy matrix is calculated with volume parts and presses non-yellow clay:Shrivelled kernel shell:Peat soil=4:
5:1 allotment, every cubic metre of major ingredient adds the organic fertilizer 1.3kg of 70% organic matter, strengthens seedling agent 70g;The nitrogen content of the organic fertilizer≤
5%;Cultivating crop field for every mu need to prepare 70~100 liters of matrix.
Embodiment 4:
The method of the watery ricenursery of paddy rice matrix half of the present embodiment is substantially the same manner as Example 1, and institute's difference is,
First, the selection of matrix is different:
The apolegamy of B, matrix:Selection purchase has the substrate products of qualification manufacturer production;Every mu of cultivation crop field need to prepare 70~100 liters
Matrix.
Secondly:The setting of priming apparatus is different in the preparation of step C, seedling raising device and related facility:
(3)Priming apparatus is:The northern finished product matrix of purchase needs the road priming apparatus of addition 2~3, per pass priming apparatus to be spaced 3m,
It is standard to be planted with not floaing.2m is spaced between first priming apparatus and the medium in tray of seeder that set.
Experimental example:Experimental field nursery effect is verified
In Liuzhou city, Guangxi province, Liujiang area He An paddy rice Specialty Co-operative Organization takes same kind rice paddy seed and early make 20 day length of time rice seedlings grow and educate
Seedling is tested, and is set to 1 group of control, control 2 groups and embodiment of the present invention group 1~4;1 group is compareed using conventional watery ricenursery side
Formula, compares 2 groups using conventional dry rice seedling mode, and embodiment of the present invention group 1~4 is respectively adopted the embodiment of the present invention 1~implementation
The method of example 4 carries out seedling, investigates the growing state and percentage establishment of seedling situation of each group rice seedling, and field production is harvested investigates per mu yield
Amount.Result see the table below 1.
Table 1:Each group paddy rice percentage establishment of seedling and growing state contrast table
Can be obtained by upper table result, compared to conventional watery ricenursery mode and dry rice seedling mode, the watery ricenursery of paddy rice matrix half of the invention
Method percentage establishment of seedling significantly improve, rooting ability is strong, while after rice transplanting, per mu yield also increases.Additionally, the inventive method is cultivated
Rice seedling density it is high, Miao Zhuan, root system disk knot is good, is advantageous to control of the rice transplanter to rice transplanting quality.
For the method for the present invention, selection uses autogamy matrix, the organic fertilizer of every cubic metre of major ingredient and the addition of strong seedling agent
Amount general span be:Organic fertilizer 1kg~1.5kg, strengthens seedling agent 50g~100g;The amount of strong seedling agent will also see strong seedling agent master
The absorptivity of content, weather and the rice shoot of composition is wanted, is early made and is put few, evening makes and puts more, and putting can all influence very little too much
The growth of rice shoot, until influence yield, if evening make put early amount made or vice versa if it is extremely harmful to the growth of rice shoot.
Claims (6)
1. a kind of method of the watery ricenursery of paddy rice matrix half, it is characterised in that:The method is to use be provided with modern agriculture rain-proof, protect
The slimy seedling bed of temperature or sunshading facility, matrix seedling is filled using seedling-cultivation plate, keeps matrix moistening, then seedling-cultivation plate is put
It is placed in slimy seedling bed, the seedling raising method that seedling raising bed surface is not poured water during whole seedling;Its specific method bag
Include following steps:
The preparation of A, seedling bed:
Permeable use rotary cultivator rotary tillage 1 time is filled to seedling bed, rotary tillage one time again after soaking 2 days, every mu adds 45% balance to be combined
Fertile 25kg, clear slurry 2 days after raking;It is in state of the muddy without ponding to keep seedling bed;The seedling bed is smooth, its surrounding
Carry out irrigation and drainage facility;
The apolegamy of B, matrix:
There are the substrate products of qualification manufacturer production using autogamy matrix or purchase;Described autogamy matrix is calculated with volume parts
By non-yellow clay:Shrivelled kernel shell:Peat soil=4:5:1 allotment, every cubic metre of major ingredient add the organic fertilizer 1kg containing 70% organic matter~
1.5kg, strengthens seedling agent 50g~100g;Organic fertilizer nitrogen content≤5%;Cultivating crop field for every mu need to prepare 70~100 liters of matrix;
The preparation of C, seedling raising device and related facility:
According to seedling-cultivation plate kind, select seeder and debug thickness of sowing, select priming apparatus and debug watering amount, outfit meets
The germinating cabinet of condition;
D, determine sowing time:Crops for rotation are arranged according to paddy field cultivation custom, sowing time is chosen;
E, seed soaking:Using high-quality preferred seed, the water logging kind of clean cleaning is used;Dried in the shade after seed soaking or dry seed surface water
Point, give over to sowing and use;
F, sowing machine production line on carry out medium in tray, sterilization and sow, it is comprised the following steps that:
F1, medium in tray:Adjustment seeder bottom matrix discharge, is filled in matrix is evenly laid out in seedling-cultivation plate, and thickness is about
2cm, the matrix for preparing is loaded onto to seedling-cultivation plate;
F2, sterilization:After medium in tray is complete, the priming apparatus of seeder is sprinkled water and synchronization process of being sterilized to matrix;I.e. with disappearing
Cytotoxic drug is configured to aqueous antiseptic solution, then aqueous antiseptic solution is added to the mixing containing disinfecting drug is formed in priming apparatus
The aqueous solution, then uniformly irrigated to matrix by priming apparatus mixed aqueous solution, realization matrix is sprinkled water with sterilized it is synchronous
Treatment;
F3, sowing:The thickness of sowing adjusted by seeder, each seedling-cultivation plate application rate routinely 100~120 grams of rice, hybridization
80~100 grams of rice, uniform sowing;Lid kind matrix amount after adjustment planting with sowing machine, is defined by not revealing seed, lid kind stromal thickness
It is 0.2~0.3cm;
G, vernalization treatment:It is divided into two kinds of situations of early rice and late rice:(1)The neat feeding of seedling-cultivation plate disc stack pile planted will be broadcast for early rice
Germinating cabinet, carries out hot and humid vernalization, and 35 DEG C~40 DEG C of keeping temperature continues 12h~18h, substrate temperature is quickly raised, it
30 DEG C of 12h of keeping temperature afterwards, humidity is 87%~90%, allows seed cut to sprout;Keeping temperature is 25 DEG C~30 after 24h~30h
DEG C, humidity is 50%~60%, observes situation of sprouting;After having 90% rice sprout bursting card matrix in seedling-cultivation plate, stop heating,
Allow germinating cabinet to be slowly cooled to room temperature, rice sprout top to upper seedling tray bottom about ejects card matrix 1cm, you can with prepare into
Enter to have the roof insulating of seedling bed to cultivate;(2)Need not enter germinating cabinet more than 30 DEG C for late rice outdoor temperature, sow
Disc stack pile is neat afterwards, covers holding moisture and does not outflow, and seedling bed can be sent to after ejecting card matrix 1cm to rice sprout;
H, the watery ricenursery seedbed of matrix half are cultivated:Seedling-cultivation plate is put into ready top the guarantor of rain-proof sunshade in time after vernalization
In seedling bed in warm canopy;Seedling-cultivation plate lower section does not interspace, and to put and keep smooth after seedling-cultivation plate and do not sink, one by one adjacent pendulum
Other seedling-cultivation plates are put, furrow are long to be determined by roof insulating;
I, cultivation management:The rice shoot stage is cultivated in the whole watery ricenursery seedbed of matrix half, soil humidity relative water content up to more than 80%,
Seedling bed keeps state of the muddy without ponding;Early rice temperature should take the insulation of shed overlay film when low, in the stage of emerging sealing canopy
Based on, according to weather and the appropriate ventilation of needs, temperature of shed is 25 DEG C~30 DEG C, and film hardening can be taken off after 3~4 leaves;Late rice is certainly
Seedling under right environment;When illumination is too strong, lowered the temperature using sunshade net shading, sunshade net shading rate is 40%~70%;Treat seedling age 15d~
22d, seedling can be transplanted in 4~5 leaf phases, height of seedling 15cm or so;Water management is noted before transplanting, moistening in seedling-cultivation plate is kept
It is not loose.
2. the method for the watery ricenursery of paddy rice matrix half according to claim 1, it is characterised in that:Seedling raising described in step A
Bed reserves the passage of 18-22cm walkings, every mu of seedbed of 3.6 square metres or so of crop field preparation according to every 3m seedbeds wide.
3. the method for the watery ricenursery of paddy rice matrix half according to claim 1, it is characterised in that:Seeder described in step C
The rice seeder matched using seedling-cultivation plate, thickness of sowing debugging meets GB/T 6243-2003 rice transplanter standards;
The priming apparatus of the seeder is set to:Autogamy matrix can set the base of one priming apparatus, priming apparatus and seeder
2m is spaced between matter sabot;The northern finished product matrix of purchase needs the road priming apparatus of addition 2~3, per pass priming apparatus to be spaced 3m, with
Do not float and plant as standard;
The watering amount of the priming apparatus is debugged:Adjustment water can not be too small or too drastic, matrix is in saturation state;
The germinating cabinet is equipped with situation:Equipped with steam-type or ground heating type heating system, germinating cabinet meets insulation, black light, close
The condition closed, germinating cabinet's adjustable temperature is in 15 DEG C~45 DEG C, humidity controllable 50%~95%.
4. the method for the watery ricenursery of paddy rice matrix half described in claim 1, it is characterised in that:The day in sowing time described in step D
Phase is:Early rice calculated sowing time according to 15~22 days length of time rice seedlings grow, and late rice calculated sowing time according to 15~18 days length of time rice seedlings grow, and must be according to
Kind safe full heading date is retrodicted;And take into account early rice mature condition reasonable arrangement sowing suitable date of seeding.
5. the method for the watery ricenursery of paddy rice matrix half according to claim 1, it is characterised in that:Seed soaking point described in step E
It is early rice seed soaking time about 30~40h, late rice seed soaking time is 22~30h;Adjustment in a small amount is done according to seed grain type size simultaneously,
I.e. conventional small-sized seed seed soaking 36-40h, large seed seed soaking 40-48 h.
6. the method for the watery ricenursery of paddy rice matrix half according to claim 1, it is characterised in that:With sterilization described in step F2
Aqueous antiseptic solution that medicine is configured to or for 6.25% smart first Lip rivers bacterium nitrile 500 times of liquid or 500 times of liquid for 25% Prochloraz,
Or be 500 times of liquid of 40% zinc thiazole.
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