CN105432317B - A kind of dense planting high-yield planting method of white asparagus - Google Patents
A kind of dense planting high-yield planting method of white asparagus Download PDFInfo
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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
- A01G22/10—Asparagus
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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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/14—Greenhouses
- A01G9/1438—Covering materials therefor; Materials for protective coverings used for soil and plants, e.g. films, canopies, tunnels or cloches
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
- B32B2250/242—All polymers belonging to those covered by group B32B27/32
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2410/00—Agriculture-related articles
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Abstract
The present invention, which provides a kind of dense planting high-yield planting method of white asparagus and its heat-insulated heat radiation regulation and control film of special astigmatism, the implantation methods, includes field planting step.Density is 2380 ~ 2660 plants/acre.For the average row of asparagus away from for 1 m, planting asparagus spacing in the rows is 25 ~ 28 cm in bamboo shoot field.During field planting, make the aerial stem of plant direction of growth that asparagus seedling is extracted out at first consistent with the direction of field planting row, 5 ~ 6 cm of earthing after cultivation.1 m of ditch width is colonized, 0.5 m of depth, the sideline spacing of adjacent two ditch is 1 m.White asparagus is cultivated using the method for the present invention：Planting density is 2380 ~ 2660 plants/acre, and white asparagus growth is vigorous.White asparagus yield is 1,800 2000 kg/ mus, increases by 40% ~ 50% than conventional method.
Description
Technical field
The present invention relates to a kind of asparagus to be simply protected from light cultural method, specifically, is related to a kind of dense planting high yield of white asparagus
Implantation methods and its heat-insulated heat radiation regulation and control film of special astigmatism, belong to agricultural technology field.
Background technology
It is harvested, obtained white bamboo shoot by ridging softening when asparagus spear is sprouted, is known as white asparagus, white asparagus is mainly used for
Canning is processed, and also can directly be eaten raw；At present, the countries and regions such as multiple exit Japan, Europe.
The purpose of ridging is to make tender stem softening, lose light, and hair is taken out in loose, wetland.General 10 cm ground temperature reaches
During to 10 DEG C, tender stem has started to sprout, and starts banking up away from 10 ~ 15 d of bamboo shoot is adopted, and the specification earthed up in production is generally high 30 cm,
Soil block, is smashed that bat is thin, and ridge will train reality during ridging by 80 cm of ridge bottom width, 45 cm of ridge face width, is encountered when taking out and send out to prevent tender stem hard
Block flexural deformation.Due to adopting bamboo shoot, rain drop erosion, watering etc., asparagus ridge can gradually sink during harvesting, also want timely earthing
Ridge is trained to calibrated altitude, in order to avoid tender stem is not up to full-length and has appeared discoloration, influences yield and quality.Ridging easily cut-out
Storage root, and the nutrition of asparagus accumulation is all stored in storage root, hindering root causes asparagus nutrient supply to reduce, while also makes to support
Point depots are reduced, and significantly reduce asparagus then and the yield of later 2 years.
White asparagus recovery process is cumbersome.There are crackle or the ridge face one side on mound ridge to push soil layer aside with hand, taking off to the tender tips of bamboo shoot
When exposing 5 ~ 7 cm, according to adopted tender stem length requirement, it will adopt in bamboo shoot knife insertion soil and tender stem cut off into extraction, 2 ~ 3 cm of toothing.
Soil pit is backfilled in time after adopting bamboo shoot, it is consistent with original soil ridge.It adopts bamboo shoot temperature early period and ground temperature is relatively low, yield and quality can be influenced, it is empty
Heart bamboo shoot are more.Cover film can improve ground temperature on ridge, increase yield, reduce hollow bamboo shoot rate, rate of growth is more than 20%, hollow bamboo shoot
Rate reduces by 3 ~ 4 percentage points.But it is inconvenient for operation, and add and adopt bamboo shoot workload, it is difficult to promote in production.Ridging cultivation is white
Asparagus line-spacing is generally 1.8 m, and spacing in the rows is 28 ~ 30 cm, and land utilization ratio is relatively low.
Patent CN201310708391.8 discloses a kind of white asparagus ridging-free cultivation method, and this method is hidden using high density
Screened postive built covering production white asparagus, adopting bamboo shoot season, one layer of straw of bedding strengthens shading again on sunshade net；Though this method
It so can be in order to avoid ridging, but has following deficiency：（1）Two layers of covering, which is compared, takes a lot of work, and is awkward；（2）Temperature is unable to control, the high warm season
Section can also increase temperature；（3）The effect of complete shading, the inferior quality of white asparagus is not achieved；（4）Covering need to be opened to adopt
Bamboo shoot, it is cumbersome to adopt bamboo shoot process, and easy light transmission, causes asparagus greening.
There are following defects for the white asparagus cultural method of the prior art：（1）Planting density is restricted, and causes density inclined
It is small；（2）Yield is not high；（3）The soluble protein of white asparagus and the content of soluble sugar are low, and nutritive value is not high；（4）Tradition side
Method is limited seriously by soil property, and southern rainy regions, inclined clay earth area cannot plant white asparagus, and planting area is smaller.
The content of the invention
The problem to be solved in the present invention be provided for above deficiency a kind of white asparagus dense planting high-yield planting method and its
The special heat-insulated heat radiation regulation and control film of astigmatism, realizes following goal of the invention：
1st, in the case of not influencing white asparagus growth, planting density is improved；
2nd, white asparagus yield is improved；
3rd, nutritive value is improved, improves the content of soluble protein and soluble sugar；
4th, solve the problems, such as that southern rainy regions, inclined clay earth area cannot plant white asparagus, expand the growing area of white asparagus
Domain.
For achieving the above object, using following technical scheme：
A kind of dense planting high-yield planting method of white asparagus, the implantation methods include field planting step.
It is that above-mentioned technical proposal is further improved below：
The field planting step：Planting density is 2380 ~ 2660 plants/acre.
The field planting step：50 cm of line-spacing in ditch is colonized, 1.5 m of line-spacing between ditch, average row is away from for 1 m, planting asparagus
Spacing in the rows is 25 ~ 28 cm.
The field planting step：During field planting, make the aerial stem of plant direction of growth that asparagus seedling is extracted out at first and the side of field planting row
To consistent, 5 ~ 6 cm of earthing after cultivation.
The field planting step：1 m of ditch width is colonized, 0.5 m of depth, the sideline spacing of adjacent two ditch is 1 m.
The field planting step：When digging field planting ditch, by the mellow soil layer of 0 ~ 25 cm of below ground and the raw-soil of 25 below cm
Layer is separated；
The Soil and Fertilizer mixing back-filling trench bottom of mellow soil layer, then raw soil layer soil is backfilled to field planting ditch top, it is heavy to pour water
It is real；
The fertilizer is：The mixed fertilizer of decomposed manure and ternary compound fertilizer；
The dosage of the fertilizer is：The mixed fertilizer of mellow soil layer soil dug out per acre include decomposed manure 4000 ~
50 kg of 5000 kg and ternary compound fertilizer；The ternary compound fertilizer：Nitrogen, phosphorus, potassium content 20%, 10%, 20%.
The implantation methods further include overlay film step：In canopy, temperature maintains 25 DEG C ~ 30 DEG C, 10 cm under earth's surface
Temperature maintains 18 DEG C ~ 28 DEG C.
The implantation methods further include clear garden step；
The clear garden includes：It sprays 500 times of liquid of 600 times of liquid of Bravo or 50% carbendazim and carries out soil disinfection；
The clear garden further includes：Mu applies 50 kg of 4000 ~ 5000 kg of decomposed manure and composite fertilizer；
The implantation methods, which further include, adopts field management step after bamboo shoot；
It is described adopt bamboo shoot after field management include：Mu applies the kg of 4000 kg of decomposed manure ~ 5000,50 kg of composite fertilizer, urine
10 kg of element 20 kg and potassium sulfate.
A kind of heat-insulated heat radiation regulation and control film of special astigmatism, the regulation and control film include light scattering layer and light absorption radiating layer.
The light scattering layer, in parts by weight, including following components：
427 parts of rutile type titanium white
20 parts of PE waxes
23 parts of oleamide
530 parts of LDPE；
The light absorption radiating layer, in parts by weight, including following components：
75 parts of LDPE
30 parts of LLDPE
2 parts of carbon black
15 parts of carborundum powder
2 parts of coupling agent
1.8 parts of dispersant
2 parts of plasticizer
Cured 5 parts of PE.
Compared with prior art, technical solution of the present invention has the advantages that：
1st, white asparagus is cultivated using the method for the present invention：Planting density is 2380 ~ 2660 plants/acre, and white asparagus growth is vigorous.2、
Using the method for the present invention, white asparagus yield is kg/ mus of 1800-2000, increases by 40% ~ 50% than conventional method；
3rd, using the method for the present invention, the white asparagus of cultivation：Crude fiber content is 1.2% ~ 1.3%, and soluble sugar content is
3.5% ~ 3.9%, soluble protein content is 2.2 ~ 2.5 g kg-1, Vitamin C content is 375 ~ 400 mg kg-1, rutin content
For 800 ~ 850mg kg-1；
4th, white asparagus is cultivated using the method for the present invention, thoroughly solves the cultural method by ridging production white asparagus, top
The cropping pattern of white asparagus has been covered, has realized the light simplified cultivation of white asparagus, while has avoided the damage to shredded bamboo shoot；
5th, using the method for the present invention, the area that cools in southern rainy regions, the north, inclined clayed soil area can cultivate white reed
Bamboo shoot expand the planting area of white asparagus.
Specific embodiment
A kind of dense planting high-yield planting method of 1 white asparagus of embodiment
Field is managed after the cultural method simply harvests and adopt bamboo shoot including nursery, field planting, clear garden, overlay film, white asparagus successively
Manage step.
Step 1: nursery
Selection " large rich ", " Grant ", " Atlas " etc. are suitable for the kind planted as white asparagus, early January use
Vinyl house feeding block seedlings raising, mid or late April, seedling age choose 30 ~ 35 cm of height of seedling in 80 d ~ 90 d, have 3 or more on the ground
The seedling of stem and 7 or more underground storage roots carries out field field planting.
Step 2: field planting
1 week before field planting, field planting ditch is dug by landform tendency, field planting ditch width 1 m, 0.5 m of depth, between the sideline of adjacent two ditch
It is during away from for 1 m, digging field planting ditch, the raw soil layer of the mellow soil layer of 0 ~ 25 cm of below ground and 25 below cm is separated；
The Soil and Fertilizer mixing back-filling trench bottom of mellow soil layer, then raw soil layer soil is backfilled to field planting ditch top, it is heavy to pour water
It is real；
The fertilizer is：The mixed fertilizer of decomposed manure and ternary compound fertilizer；
The dosage of the fertilizer is：The mixed fertilizer of mellow soil layer soil dug out per acre include decomposed manure 4000 ~
50 kg of 5000 kg and ternary compound fertilizer；The ternary compound fertilizer：Nitrogen, phosphorus, potassium content 20%, 10%, 20%, above-mentioned percentage
Number is mass percent.
Mode is planted using cave and plants white asparagus, transplants two row asparagus in field planting ditch, often row asparagus is equal away from field planting ditch back gauge
For 0.25 cm, it is 50 cm to be colonized asparagus line-spacing in ditch, and the average row of asparagus is away from for 1 m in bamboo shoot field；Planting asparagus spacing in the rows for 25 ~
28 cm, planting density are 2380 ~ 2660 plants/acre;
During field planting, make the aerial stem of plant direction of growth that asparagus seedling is extracted out at first consistent with the direction of field planting row, earthing 5 after cultivation
~ 6 cm, and by real, watering.
In 6 months, the last ten-days period, by the training of bamboo shoot row into the ridge shape of the cm high of 15 cm ~ 20, so as to draining, ventilation.Field planting is normal then
Growth, does not adopt bamboo shoot.
Step 3: clear garden
After field planting after the defrosting of second year early spring, thorough clear garden removes the broken branches and fallen leaves on bamboo shoot field, sprays Bravo 600
500 times of liquid of times liquid or 50% carbendazim carry out soil disinfections；
After soil disinfection, at bamboo shoot row both sides is away from 25 ~ 30 cm of bamboo shoot strain, the dressing furrow of 5 cm depths is opened, uniformly applies fertilizer,
Mu applies 4000 ~ 5000 kg of decomposed manure and nitrogen, phosphorus, 50 kg of ternary compound fertilizer of potassium content 20%, 10%, 20%, on
It is mass percent to state percentage；
Intertillage is carried out with reference to fertilising to loosen the soil, moisture creating of watering in time.
Step 4: overlay film
（1）Build canopy
Big arch shed is built in bamboo shoot Tanaka with stainless steel tube, specification is that big arch shed height on both sides are 1 m, intermediate high 2 m, big to encircle
Wide 3.5 m of canopy；
4 row asparagus can be planted in big arch shed, the spacing of side row asparagus and canopy outer is 0.5 m.
Behind clear garden, start to cover the heat-insulated heat radiation regulation and control film of astigmatism mid-March.
The heat-insulated heat radiation regulation and control film of astigmatism is covered on canopy, film is fixed tightly using indent on surrounding ground, is avoided
Light.
（2）Temperature regulates and controls
In big arch shed, temperature maintains 25 DEG C ~ 30 DEG C, and relative air humidity maintains 80% ~ 85%, 10 cm ground temperature dimension
It holds at 18 DEG C ~ 28 DEG C, suitable for the temperature conditionss needed for white asparagus growth；The 10 cm ground temperature：Soil below earth's surface at 10cm
Earth environment temperature.
Low temperature season, the light absorption radiating layer of the heat-insulated heat radiation regulation and control film of astigmatism cover outwardly, the transformation of broad absorption sunlight
For thermal energy, increase temperature in big arch shed；The low temperature season：In 3 ~ May of early spring, daily temperature is at 15 ~ 25 DEG C.
High temperature season, the light scattering layer of astigmatism heat-insulated heat radiation regulation and control film cover outwardly, can astigmatism it is heat-insulated, reduce big arch shed
Interior temperature, sunlight hiding rare are 99.5%, are suitble to the dark surrounds needed for white asparagus cultivation；The high temperature season：Late May is to 7
In the first tenday period of a month moon, daily temperature is at 27 ~ 35 DEG C.
Step 5: white asparagus simply harvests
More than tender stem in white asparagus ground grows to the cm of 22 cm ~ 25, reaches commodity requirement standard, you can harvested.
Adopting bamboo shoot method is, buckles indent in time into canopy from one of big arch shed, prevents entering light in canopy, with adopting bamboo shoot knife
Satisfactory tender stem is cut off on patch ground, is put into and is adopted in bamboo shoot case, is prevented dehydration aging, is gone bad, and section will be put down, and avoids loss bulb
Disk when having adopted white asparagus and going out canopy, seals outlet, avoids irradiation in canopy in time.
Harvest the d of 60 d ~ 70 in one season of young age bamboo shoot of less than 3 years, 3 years or more into harvesting the d of 90 d ~ 100 in one season of age bamboo shoot.
Step 6: adopt field management after bamboo shoot
After adopting bamboo shoot, remove astigmatism heat-insulated heat radiation regulation and control film in time, by the training of asparagus row into the soil of the cm high of 15 cm ~ 20
Ridge in favor of draining, irrigation and ventilation, mitigates germ reproduction.
It removes mu after film and applies the kg of 4000 kg of decomposed manure ~ 5000, nitrogen, phosphorus, the ternary of potassium content 20%, 10%, 20% are answered
50 kg of Hefei, 20 kg of urea, 10 kg of potassium sulfate；It is 60% or so to maintain 0 ~ 30 cm soil layers relative water content of bamboo shoot field, to promote stem
The fast hair of branch, enhances the photosynthesis assimilation ability of cauline leaf, extends cauline leaf growth period, increase the storage capacity of assimilation quotient in root, for lower Ji Feng
Production lays the foundation.
White asparagus vegetative growth phase is exactly stem wilt pathogen infection activation phase, is flutterred with 50% red 500 times of liquid+50% of bacterium gram
1000 times of+50% Wakil Fluoxastrobin of 500 times of liquid of 800 times of liquid of glycolylurea wettable powder or 70% thiophanate methyl wettable powder
Liquid, every 7 ~ 10 d are sprayed once, are continuously sprayed 4 ~ 5 times, can effectively be reduced disease index.
2 planting density optimization experiment of embodiment
Using the white asparagus implantation methods of embodiment 1, only change planting density, tested, experimental result is shown in Table 1；
By table 1 as it can be seen that most preferred white asparagus planting density is 2580 plants/acre；Using the present invention, white asparagus yield is
Kg/ mus of 1800-2000；The white asparagus of plantation：Soluble sugar content is 3.5% ~ 3.9%, and soluble protein content is 2.2 ~ 2.5
g•kg-1, crude fiber content is 1.2% ~ 1.3%, and Vitamin C content is 375 ~ 400 mg kg-1, rutin content is 800 ~ 850mg
kg-1, above-mentioned percentage is mass percent.
Through experiment, white asparagus is planted using the present invention, level-one bamboo shoot rate is 93% ~ 95%, and yield adds 40% ~ 50% economic effect
Benefit increases 60%-80%.
Through experiment, the present invention greatly reduces the amount of labour, avoids the underproduction caused by root is hindered in ridging.
Through experiment, bamboo shoot process of adopting is enormously simplified, it is easy to operate, it adopts the bamboo shoot amount of labour used and reduces 65% ~ 75%；Collecting time from
Limitation, can adopt bamboo shoot with whole day.
Using the method for the present invention, bamboo shoot process of adopting is enormously simplified, shredded bamboo shoot is clean, hurtless measure；Utilize the heat-insulated heat radiation of astigmatism
Regulate and control film and realize the required dark surrounds of white asparagus production, eliminate artificial banking up process, simplify cultivation；Reduce life
Produce cost；Hinder the root underproduction caused by avoiding banking up in the process；Avoid mechanical damage of the white asparagus in earth ridge growth course.
A kind of special heat-insulated heat radiation regulation and control film of astigmatism of embodiment 3
The heat-insulated heat radiation regulation and control film of astigmatism used in 1 step 4 of embodiment includes light scattering layer and light absorption radiating layer；
Light scattering layer formula of master batch：
The light scattering layer master batch is rutile type titanium white, LDPE（Low density polyethylene (LDPE)）Master batch；Light scattering layer is female
The specific proportion by weight of grain raw material is as follows：
Formula one：
The specific proportion by weight of master batch raw material is as follows：
Rutile type titanium white426 parts
30 parts of II -200 types of stearic acid YA-
Cured 27 parts of PE
420 parts of LDPE
97 parts of LLDPE
Formula two：
426 parts of rutile type titanium white
0.6 part of phthalocyanine blue
30 parts of II -200 types of stearic acid YA-
26.4 parts of PE waxes
340.8 parts of LDPE
150 parts of LLDPE
Formula three：The specific proportion by weight of master batch raw material is as follows：
427 parts of rutile type titanium white
20 parts of PE waxes
23 parts of oleamide
530 parts of LDPE
Rutile type titanium white in above-mentioned light scattering layer formula of master batch：Density 4.26g/cm3, refractive index 2.73, TiO2Contain
It measures as 98%, average grain diameter is less than 0.6 μm.
Light absorption radiating layer formula of master batch：
The light absorption radiating layer master batch is carbon black, silicon carbide micro-powder, LDPE（Low density polyethylene (LDPE)）Master batch；Light absorption
The specific proportion by weight of radiating layer master batch raw material is as follows：
Formula one：
45 parts of LDPE
30 parts of LLDPE
2 parts of carbon black
18 parts of carborundum powder
2 parts of coupling agent
1 part of dispersant
2 parts of plasticizer
Cured 2 parts of PE
Formula two：
75 parts of LDPE
25 parts of LLDPE
Cured 2.2 parts of PE
2 parts of carbon black
18 parts of carborundum powder
3 parts of coupling agent
3 parts of dispersant
2 parts of plasticizer
Formula three：
75 parts of LDPE
30 parts of LLDPE
2 parts of carbon black
15 parts of carborundum powder
2 parts of coupling agent
1.8 parts of dispersant
2 parts of plasticizer
Cured 5 parts of PE
The coupling agent is：Titanate esters NDZ-105；
The dispersant is：DCA-810；
The carbon black is：Black masterbatch UN2014；
The plasticizer is：Dibutyl phthalate（DBP）.
The heat-insulated heat radiation regulation and control film thickness of astigmatism of the present invention is 140 μm.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention,
It, for those skilled in the art, still can be with although the present invention is described in detail with reference to the foregoing embodiments
It modifies to the technical solution recorded in foregoing embodiments or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles in the present invention, any modifications, equivalent replacements and improvements are made should be included in the guarantor of the present invention
Within the scope of shield.
Claims (2)
1. a kind of dense planting high-yield planting method of white asparagus, it is characterised in that：The implantation methods include field planting step；It is described
Field planting step：Planting density is 2380 ~ 2660 plants/acre；50 cm of line-spacing, line-spacing 1.5 between ditch in asparagus field planting ditch in bamboo shoot field
M, for average row away from for 1 m, planting asparagus spacing in the rows is 25 ~ 28 cm；
During field planting, make the aerial stem of plant direction of growth that asparagus seedling is extracted out at first consistent with the direction of field planting row, earthing 5 ~ 6 after cultivation
cm；
1 m of ditch width is colonized, 0.5 m of depth, the sideline spacing of adjacent two ditch is 1 m；
It is when digging field planting ditch, the raw soil layer of the mellow soil layer of 0 ~ 25 cm of below ground and 25 below cm is separated；
The Soil and Fertilizer mixing back-filling trench bottom of mellow soil layer, then raw soil layer soil is backfilled to field planting ditch top, it pours water heavy real；
The fertilizer is：The mixed fertilizer of decomposed manure and ternary compound fertilizer；
The dosage of the fertilizer is：The mixed fertilizer of mellow soil layer soil dug out per acre includes decomposed manure 4000 ~ 5000
50 kg of kg and ternary compound fertilizer；The ternary compound fertilizer：Nitrogen, phosphorus, potassium content 20%, 10%, 20%；
The implantation methods further include overlay film step：In canopy, temperature maintains 25 DEG C ~ 30 DEG C, and 10 cm ground temperature are tieed up under earth's surface
It holds at 18 DEG C ~ 28 DEG C；
The film of the overlay film step includes light scattering layer and light absorption radiating layer；
The light scattering layer, in parts by weight, including following components：
427 parts of rutile type titanium white
20 parts of PE waxes
23 parts of oleamide
530 parts of LDPE；
The light absorption radiating layer, in parts by weight, including following components：
75 parts of LDPE
30 parts of LLDPE
2 parts of carbon black
15 parts of carborundum powder
2 parts of coupling agent
1.8 parts of dispersant
2 parts of plasticizer
5 parts of PE waxes.
2. a kind of dense planting high-yield planting method of white asparagus according to claim 1, it is characterised in that：The plantation side
Method further includes clear garden step；
The clear garden includes：It sprays 500 times of liquid of 600 times of liquid of Bravo or 50% carbendazim and carries out soil disinfection；
The clear garden further includes：Mu applies 50 kg of 4000 ~ 5000 kg of decomposed manure and composite fertilizer；
The implantation methods, which further include, adopts field management step after bamboo shoot；
It is described adopt bamboo shoot after field management include：Mu applies the kg of 4000 kg of decomposed manure ~ 5000,50 kg of composite fertilizer, urea 20
10 kg of kg and potassium sulfate.
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| CN107047052A (en) * | 2017-06-20 | 2017-08-18 | 张昊 | It is adapted to the planting asparagus method in bonding lift area |
| CN109924077A (en) * | 2019-03-22 | 2019-06-25 | 宿州市红太阳农业发展有限公司 | A kind of asparagus dense planting high-yield planting method |
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| CN1887042A (en) * | 2006-07-12 | 2007-01-03 | 施渭尧 | Asparagus cultivating process with whole course covering, twice stem keeping and thrice picking |
| JP4749943B2 (en) * | 2006-06-13 | 2011-08-17 | 東罐興業株式会社 | White asparagus cultivation film and cultivation house using it |
| CN203353300U (en) * | 2013-07-30 | 2013-12-25 | 嘉兴劳利辛现代农业科技有限公司 | Asparagus planting shed |
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| CN105325168A (en) * | 2015-11-17 | 2016-02-17 | 山东省潍坊市农业科学院 | Cultivation method of asparagus rich in anthocyanidin and light-diffusing, heat-insulation and heat-radiation regulation and control film specially used for cultivation method |
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| JP4749943B2 (en) * | 2006-06-13 | 2011-08-17 | 東罐興業株式会社 | White asparagus cultivation film and cultivation house using it |
| CN1887042A (en) * | 2006-07-12 | 2007-01-03 | 施渭尧 | Asparagus cultivating process with whole course covering, twice stem keeping and thrice picking |
| CN203353300U (en) * | 2013-07-30 | 2013-12-25 | 嘉兴劳利辛现代农业科技有限公司 | Asparagus planting shed |
| CN103718825A (en) * | 2013-12-20 | 2014-04-16 | 江西省农业科学院 | White asparagus ridging-free cultivation method |
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| CN105027945A (en) * | 2015-08-26 | 2015-11-11 | 山东省潍坊市农业科学院 | High-yield and high-efficient cultivation method for water manure induction and root confinement of asparagus |
| CN105325168A (en) * | 2015-11-17 | 2016-02-17 | 山东省潍坊市农业科学院 | Cultivation method of asparagus rich in anthocyanidin and light-diffusing, heat-insulation and heat-radiation regulation and control film specially used for cultivation method |
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