CN103477904A - Efficient drought resisting seedling cultivating matrix composition and preparation method and application thereof - Google Patents
Efficient drought resisting seedling cultivating matrix composition and preparation method and application thereof Download PDFInfo
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Abstract
The invention discloses an efficient drought resisting seedling cultivating matrix composition and a preparation method and application thereof, and belongs to the technical field of float breeding. Seedling cultivating matrix composition includes by volume, 2-4 parts of acrylamide-acrylate copolymerization cross-linking agent colloid and 6-8 parts of cultivation base stock. The preparation method of the seedling cultivating matrix composition includes an imbibition procedure and a mixture procedure, and includes mixing acrylamide-acrylate copolymerization cross-linking agent colloid with water in the proportion of 1:150-200 evenly, and mixing by volume the 2-4 parts of acrylamide-acrylate copolymerization cross-linking agent colloid and the 6-8 parts of cultivation base stock completely and evenly. The seedling cultivating matrix composition has good drought resisting and moisture and fertility preserved property, is capable of effectively promoting seedlings to grow faster, enhance drought resisting capacity, obviously increase emergence rate and transplanting survival rate, is simple in production process, is convenient to use, can resist drought and preserve moisture and fertility through out the seedling cultivation, and is adaptable to cultivation of all kinds of seedlings, especially tobacco strong seedling, and has good popularizing and application value.
Description
Technical field
The invention belongs to the floating seedlings technical field, be specifically related to a kind of moisturizing, lock water is remarkably productive, fertilizer conservation, air capacity of soils are good, production technology is simple, easy to use, drought resisting seedling medium composition and method of making the same and the application that can obviously improve seeding ratio and transplanting survival rate.
Background technology
Floating seedlings has concentrated the advantages such as water planting, Nutrition Soil cultivation, the cultivation of alms bowl formula in one, is the new technology of growing seedlings of wideling popularize in recent years, has obtained application more and more widely in tobacco, vegetables, flowers and achievements in forest-tree seedling production.The matrix adopted in the floating seedlings system is the basis of growing seedlings, growing and improving its resistance conclusive impact is arranged seedling.At first, matrix is to promote the seedling root growth, improves its moisture and nutriment and absorbs, and increases the seedling drought resistance, improves the key factor of emergence rate; Secondly, matrix moves in the lump in company with seedling when field-transplanting, for the plant strain growth after transplanting provides lasting moisture and nutriment, supplies with, and the metastable field planting environment of taking root is conducive to strengthen the plant drought resistance, ensures transplanting survival rate.Particularly short in the duration in rainy season, precipitation is few, the area that damage caused by a drought takes place frequently, want to cultivate root system development good, sprout neat, growth rapidly, strong drought resistance, the strong sprout that transplanting survival rate is high, more be necessary to research and develop that a kind of to take plant strain growth climatic environment characteristics be design basis, fully comply with the excellent substrates formula of seedling development characteristic, and the preparation method who matches and seedling foster technology, this is for the deep popularization of floating seedlings technology, promote peasant household's increasing both production and income, all be of great practical significance and using value.
Summary of the invention
The first purpose of the present invention is to provide a kind of moisturizing, lock water remarkably productive, and fertilizer conservation, air capacity of soils are good, and production technology is simple, easy to use, can obviously improve the drought resisting seedling medium composition of seeding ratio and transplanting survival rate; The second purpose is to provide the preparation method of described drought resisting seedling medium composition; The 3rd purpose is to provide the application of described drought resisting seedling medium composition in the tobacco floating seed rearing system.
The first purpose of the present invention is achieved in that a kind of efficient drought-resistant seedling medium composition, and described component comprises 6 ~ 8 parts of acrylamide by volume-2 ~ 4 parts, acrylates crosslinking copolymerization thing colloid and cultivation base-materials.
The second purpose of the present invention is achieved in that a kind of preparation method of described efficient drought-resistant seedling medium composition, comprises imbibition, the operation that is mixed, and specifically comprises:
A, imbibition: acrylamide-acrylates crosslinking copolymerization thing is mixed according to mass ratio 1:150 ~ 200 with water, after its abundant imbibition, obtain acrylamide-acrylates crosslinking copolymerization thing colloid;
B, be mixed: acrylamide that will be by volume-2 ~ 4 parts, acrylates crosslinking copolymerization thing colloid with cultivate 6 ~ 8 parts of base-materials and fully mix and get final product.
The 3rd purpose of the present invention is achieved in that the application of described efficient drought-resistant seedling medium composition in the tobacco floating seed rearing system.
The present invention has following beneficial effect:
1, described drought resisting seedling medium composition adopts super absorbent resin (acrylamide-acrylates crosslinking copolymerization thing) as the moisturizing base-material, lock water, fertilizer conservation is remarkably productive, can effectively promote growing of seedling root system, improve its absorption to moisture, nutriment, utilize ability, can effectively improve the emergence rate of seedling, and sprout neatly robust growth.
2, the preferred peat composed of rotten mosses of described drought resisting seedling medium composition as humic base-material, perlite as the absorption base-material, its the two pH value is subacidity, be conducive to improve the absorbent of acrylamide-acrylates crosslinking copolymerization thing, the synergy of moisturizing base-material and cultivation base-material can further strengthen water conservation, the drought-resistant ability of matrix, promotes the seedling early growth and quick tiller.
3, described drought resisting seedling medium composition is particularly useful for the floating seedlings system, can supply with for growing of hardening phase seedling provides relatively gentle, lasting moisture, nutriment, ensure carrying out smoothly of arid circulation hardening, thereby be conducive to improve the drought resistance of seedling, shorten transplanting seedling time, the rapid field planting after promotion kind of transplantation of seedlings.
4, described drought resisting seedling medium composition moves into land for growing field crops at transplanting time in the lump in company with seedling, effectively guaranteed stable, the sufficient supply of the required liquid manure of transplanting time planting seedlings, be conducive to improve the seedling transplanting survival rate, be adapted to especially drought period longer, the plant strain growth environment that precipitation is on the low side.
5, the raw material sources of described drought resisting seedling medium composition are extensive, and interchangeability is strong, the synthesis technique maturation, and the preparation method of described matrix is also simple and easy to do, efficient stable.
6, the component of described drought resisting seedling medium composition, proportioning can be adjusted within the specific limits flexibly according to grow characteristic and the environment for use characteristics of different seedlings, easy to use, the especially cultivation in tobacco strong sprout that is applicable to all kinds of seedlings.
In sum, seedling medium of the present invention has good drought-resistant water-preserving fertilizer conservation characteristic, can effectively promote the seedling early growth and quick tiller, strengthen the drought-resistant ability of seedling, obviously improve emergence rate and transplanting survival rate, easy to use, the especially cultivation in tobacco strong sprout that is applicable to all kinds of seedlings.With the drough-relief method that water-loss reducer is added in seed pelleting, compare, the use of seedling medium of the present invention can not exert an influence to the dry run of capsuled seed; And compare with the drough-relief method that adds water-loss reducer in the transplanting process, seedling medium of the present invention is the links through seedling fostering by the drought-resistant water-preserving fertilizer conservation, overcome the interim interpolation of water-loss reducer in traditional drough-relief method, especially circulating, arid hardening phase liquid manure supply is unstable brings dysgenic technical problem to seedling development, has application value preferably.
Embodiment
Below the present invention is further illustrated, but never in any form the present invention is limited, any conversion of doing based on training centre of the present invention, the present invention all falls into protection scope of the present invention.
A kind of efficient drought-resistant seedling medium composition, described component comprises 6 ~ 8 parts of acrylamide by volume-2 ~ 4 parts, acrylates crosslinking copolymerization thing colloid and cultivation base-materials.
Preferably include 7 parts of acrylamide by volume-3 parts, acrylates crosslinking copolymerization thing colloid and cultivation base-materials in described component.
Described acrylamide-acrylates crosslinking copolymerization thing colloid is that acrylamide-acrylates crosslinking copolymerization thing and water is formulated according to mass ratio 1:150 ~ 200.
Described acrylamide-acrylates crosslinking copolymerization thing colloid is preferably formulated according to mass ratio 1:175 by acrylamide-acrylates crosslinking copolymerization thing and water.
Described cultivation base-material is any one or several in base-material of humic base-material or absorption.
Described humic base-material is any one or several in the peat composed of rotten mosses, humus soil, paddy soil or wood fibre waste; Described absorption base-material is any one or several in perlite, vermiculite, mudstone or stone frame soil.
Any one or two kinds of in the preferred peat composed of rotten mosses of described humic base-material or paddy soil; Any one or several in the preferred perlite of described absorption base-material, mudstone or stone frame soil.
Described humic base-material is the peat composed of rotten mosses more preferably; Described absorption base-material is perlite or mudstone more preferably.
A kind of preparation method of described efficient drought-resistant seedling medium composition, comprise imbibition, the operation that is mixed, and specifically comprises:
A, imbibition: acrylamide-acrylates crosslinking copolymerization thing is mixed according to mass ratio 1:150 ~ 200 with water, after its abundant imbibition, obtain acrylamide-acrylates crosslinking copolymerization thing colloid;
B, be mixed: acrylamide that will be by volume-2 ~ 4 parts, acrylates crosslinking copolymerization thing colloid with cultivate 6 ~ 8 parts of base-materials and fully mix and get final product.
Described efficient drought-resistant seedling medium composition is particularly useful for the floating seedlings system of tobacco.
embodiment 1
(1) preparation of drought resisting seedling medium composition
A, imbibition: acrylamide-acrylates crosslinking copolymerization thing 1kg is mixed according to mass ratio 1:175 with water 175kg, after its abundant imbibition, obtain acrylamide-acrylates crosslinking copolymerization thing colloid;
B, be mixed: acrylamide that will be by volume-acrylates crosslinking copolymerization thing colloid fully mixes and gets final product according to the experimental design requirement with the cultivation base-material.
(2) drought resisting seedling medium composition uses
Experiment kind: cloud and mist 87
Experiment place: the workshop of growing seedlings on Zhen great Fen mountain, Yongping, Jing Gu county, Puer City
Experimental technique:
Adopt pond sludge, river sand, mudstone and the peat composed of rotten mosses respectively as the cultivation base-material, after 1:175 acrylates-acrylamide crosslinking copolymerization thing colloid mixes according to the volume ratio of 6:4,7:3,8:2,9:1 respectively, be mixed with drought resisting seedling medium composition.
Every group of material established 4 processing, randomized arrangement altogether.The experiment area is 1 floating little Chi (1.35 * 6.85m); Each processing fills 10 dish experiments and processes material.
At seeding stage, one-tenth seedlings investigation emergence rate and planting percent, in the incidence of little cross phase investigation spiral root.In fact-finding process, in strict accordance with " YC/T 142-2010 tobacco economical character investigation measuring methods ", investigated.
Experimental result:
1. the impact of different substrate combination composition formulas on the seedling emergence rate
As shown in table 1, the acrylamide of pond sludge and 1:175-acrylates crosslinking copolymerization thing colloid is mixed the emergence rate of the base composition that forms between 36.2 ~ 43.7% according to different volume ratios, wherein minimum according to the be mixed emergence rate of the base composition that forms of the volume ratio of 6:4 with pond sludge and 1:175 acrylamide-acrylates crosslinking copolymerization thing colloid, only have 36.4%.River sand and 1:175 acrylamide-acrylates crosslinking copolymerization thing colloid are time low according to the be mixed emergence rate of the base composition that forms of different volume ratios, between 81.5 ~ 82.5%.
And mudstone and the peat composed of rotten mosses and 1:175 acrylamide-acrylates crosslinking copolymerization thing colloid reach more than 88% according to the be mixed emergence rate of the base composition that forms of different volume ratios respectively substantially, the emergence rate of the base composition that especially adopts the volume ratio of 6:4,7:3,8:2 to be mixed to form is substantially all more than 90%, average 94.0%, illustrate that seedling medium composition of the present invention can effectively improve the emergence rate of seedling.
The impact on the seedling emergence rate of table 1 different cultivation base-material and different component proportioning
2. the impact of different substrate combination composition formulas on the seedling planting percent
As shown in table 2, pond sludge and 1:175 acrylamide-acrylates crosslinking copolymerization thing colloid are mixed the planting percent of the base composition that forms between 17.2 ~ 30.2% according to different volume ratios, wherein slightly high according to the be mixed planting percent of the base composition that forms of the volume ratio of 9:1 with pond sludge and 1:175 acrylamide-acrylates crosslinking copolymerization thing colloid, also only reach 30.2%.River sand and 1:175 acrylamide-acrylates crosslinking copolymerization thing colloid are 76.5 ~ 82.6% according to the be mixed planting percent of the base composition that forms of different volume ratios.
And mudstone and the peat composed of rotten mosses and 1:175 acrylamide-acrylates crosslinking copolymerization thing colloid all reach more than 83.5% according to the be mixed planting percent of the base composition that forms of different volume ratios respectively, average 86.2%, the planting percent mean value 79.8% far above river sand as the base composition of cultivation base-material.Illustrate that seedling medium composition of the present invention has obvious facilitation to the raising of seedling planting percent.
The impact on the seedling planting percent of table 2 different cultivation base-material and different component proportioning
embodiment 2
(1) preparation of drought resisting seedling medium composition
A, imbibition: acrylamide-acrylates crosslinking copolymerization thing 1kg is mixed according to mass ratio 1:150 with water 150kg, after its abundant imbibition, obtain acrylamide-acrylates crosslinking copolymerization thing colloid;
B, be mixed: acrylamide that will be by volume-3 parts, acrylates crosslinking copolymerization thing colloid fully mixes and gets final product with 7 parts of perlites.
(2) drought resisting seedling medium composition uses
Experiment kind: Zimbabwe introduced variety KRK26
Experiment place: the workshop of growing seedlings on Zhen great Fen mountain, Yongping, Jing Gu county, Puer City
Experimental technique:
Experiment establish that perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid are mixed according to the volume ratio of 7:3 that the base composition that forms is processed and the pearlite interstitial substance processing in contrast, randomized arrangement.The experiment area is 1 floating little Chi (1.35 * 6.85m), and every processing fills 20 dish experiments and processes material.
Respectively in cigarette seedling little cross phase, grand cross phase, the phase of taking root, become seedlings investigation overground part, the dry weight and fresh weight of plant seedlings of underground part, stem is thick, stem is high, the length and width of maximum blade.The incidence of investigation emergence rate and spiral root, 60 ~ 65d investigation planting percent and strong sprout rate.In fact-finding process, in strict accordance with " YC/T 142-2010 tobacco economical character investigation measuring method ", investigated.
Experimental result:
1. the impact of different seedling mediums on seedling emergence situation and economical character
As shown in Table 3, when the base composition that adopts perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid to be mixed to form carries out floating seedlings, the seeding stage of seedling is consistent with contrast, and emergence rate is higher than contrast 2%, and the incidence of spiral root is lower than contrast 1%.And perlite and the formulated base composition of 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid are emerged more neat when floating seedlings.The grand cross after date, the Floating seedling growth that adopts the formulated base composition of perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid to cultivate is rapid, the phase of taking root, the seedling stage of one-tenth and contrast basically identical, planting percent and strong sprout rate all higher than the contrast 1 ~ 2%.
The impact of the different seedling medium of table 3 on the seedling emergence situation
| Seedling medium | Emergence rate (%) | Spiral root (%) | Planting percent (%) | Rate in strong sprout (%) |
| Mixed substrate | 95.0 | 0.5 | 91 | 87 |
| Perlite | 93.0 | 1.5 | 90 | 85 |
As shown in Table 4, growing seedlings early stage, every economical character of the Floating seedling that the base composition that adopts perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid to be mixed to form is cultivated, thick, the maximum leaf of as high as stem, stem is grown etc. and all to be the trend increased progressively.And growing seedlings the later stage, and the cane of corresponding seedling is sturdy, and total quality all is better than contrast.Illustrate that seedling medium composition of the present invention can effectively promote growing of seedling.
The impact of the different seedling medium of table 4 on different growing seedling economical character
2. the impact of different seedling mediums on different growing seedling dry-matter accumulation
Dry-matter accumulation in seedling reflects its Absorption to nutrient, dry matter the number and the seedling stalwartness whether closely related.As shown in table 5, from emerging to the grand cross phase, the overground part dry weight and fresh weight of plant seedlings of the Floating seedling of the base composition cultivation that adopts perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid to be mixed to form is slightly smaller than and contrasts, and the fresh and dried weight average of underground part is greater than contrast.The phase of taking root with become seedling stage, the overground part of the Floating seedling of the base composition cultivation that adopts perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid to be mixed to form and the fresh and dried weight average of underground part are greater than and contrast.Illustrate seedling medium composition of the present invention can improve seedling to the absorption of moisture, nutriment, utilize ability, thereby increased the dry-matter accumulation in body.
The impact of the different seedling medium of table 5 on different growing seedling dry-matter accumulation
3. the impact of different seedling mediums on different growing seedling root growth and development
As shown in table 6, before sowing 28d, total radical of the Floating seedling that the base composition that adopts perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid to be mixed to form is cultivated is less than and contrasts, after sowing 35d, the Floating seedling root growth is rapid, and the lateral root number increases more.During to the 60d seedling, total radical is nearly 323, than many 67 of contrast.At seedling early growth in earlier stage, the Floating seedling of the base composition cultivation that adopts perlite and 1:150 acrylamide-acrylates crosslinking copolymerization thing colloid to be mixed to form grows slightly slow, radical is less slightly, enter the grand cross after date, along with temperature raises, seedling photosynthesis strengthens, and more is conducive to the growth of root system, and during to seedling, total radical is increased to maximum.Illustrate that the seedling root system that adopts the more existing common substrate culture of seedling medium composition of the present invention to bring out is more flourishing, growth is more healthy and stronger.
The impact of the different seedling medium of table 6 on different growing seedling root growth
embodiment 3
(1) preparation of drought resisting seedling medium composition
A, imbibition: acrylamide-acrylates crosslinking copolymerization thing 3kg is mixed according to mass ratio 1:200 with water 600kg, after its abundant imbibition, obtain acrylamide-acrylates crosslinking copolymerization thing colloid;
B, be mixed: acrylamide that will be by volume-acrylates crosslinking copolymerization thing colloid fully mixes and gets final product according to the experimental design requirement with the cultivation base-material.
(2) drought resisting seedling medium composition uses
Experiment kind: K326, cloud and mist 87
The experiment place: Cang Ling town, Chuxiong Prefecture Chuxiong concentrates the point of growing seedlings, the Ma Jiafen of Rui Dong villagers' committee village, overboard town, Xuanwei City, Qujing, Pingyuan County town Yao room commercialization of Wenshan Prefecture Yanshan County to grow seedlings a little.
Experimental technique:
The experiment of matrix floating seedlings adopts randomised block design, and 9 processing are established in experiment, do not do design iterations, and each is processed with floating seedling culturing dish for tobacco 3 dishes in 162 holes and does the floating seedlings experiment; Potted plant drought resistance experiment is established 3 times and is repeated, randomised block design.On May 7th, 2013 is transplanted, and plants altogether cigarette 270 strains.Carry out preparation the sowing of seedling medium composition on February 20th, 2013.Method is as follows: the volume ratio by acrylamide-acrylates crosslinking copolymerization thing colloid and the peat composed of rotten mosses, paddy soil and stone frame soil by the experimental design requirement is mixed, distinguish again even sabot, then float the special-purpose platen of dish with 162 holes and extrude the sowing cave on the matrix that installs the different component proportioning, then with the disposable sowing of 162 hole special seeder, gently smearing matrix with have gentle hands covers it, finally by broadcasting the dish that floats of planting, put into floating pool, management is after planting undertaken by the management of general goods floating seedlings.The experiment Treatment Design is as follows:
Process 1: acrylamide-acrylates crosslinking copolymerization thing colloid: the peat composed of rotten mosses=4:6
Process 2: acrylamide-acrylates crosslinking copolymerization thing colloid: the peat composed of rotten mosses=3:7
Process 3: acrylamide-acrylates crosslinking copolymerization thing colloid: the peat composed of rotten mosses=2:8
Process 4: acrylamide-acrylates crosslinking copolymerization thing colloid: paddy soil=4:6
Process 5: acrylamide-acrylates crosslinking copolymerization thing colloid: paddy soil=3:7
Process 6: acrylamide-acrylates crosslinking copolymerization thing colloid: paddy soil=2:8
Process 7: acrylamide-acrylates crosslinking copolymerization thing colloid: stone frame soil=4:6
Process 8: acrylamide-acrylates crosslinking copolymerization thing colloid: stone frame soil=3:7
Process 9: acrylamide-acrylates crosslinking copolymerization thing colloid: stone frame soil=2:8
Economical character is measured: at after planting 15d investigation emergence rate, respectively at 25d after planting, 35d, 45d, 60d and become the 9:0 in seedling stage ~ 10:00 to select representative seedling 10 strains of growth uniformity, measure every economical character index of seedling, comprise that stem girth, stem are high, the root, stem and leaf dry weight and fresh weight of plant seedlings, root is long and the root volume.Adopt the variance analysis statistical method to carry out the data processing.Experimentation is investigated in strict accordance with " YC/T 142-2010 tobacco economical character investigation measuring method ".
Drought resistance is measured: select each 30 strains of representative seedling seedling of growth uniformity, be divided into 3 groups, carry out potted plant drought resistance experiment.After watering a small amount of normal root water, do not water for a long time, observe death rate, the wilted percent of statistics seedling.
Experimental result:
1. the impact of different substrate combination composition formulas on the seedling emergence rate
As shown in table 7, while adopting different base compositions of cultivating base-materials, different proportionings to carry out the floating seedlings processing, the emergence rates in three experiment places all reach more than 81%.From the selection of cultivation base-material, using the peat composed of rotten mosses as cultivation during base-material, the emergence rate of seedling is the highest, and the mean values in three experiment places reach 92.6%, secondly for paddy soil, cultivate base-material, and the mean value of its seedling emergence rate is 92.4%.Proportioning from acrylamide-acrylates crosslinking copolymerization thing colloid with the cultivation base-material, when the ratio of the two is 4:6, the mean value of seedling emergence rate is the highest, is 94.2%, and when the ratio of the two is 3:7, the mean value of seedling emergence rate is 90.9%.Illustrate that seedling medium composition of the present invention can effectively improve the emergence rate of seedling.
The impact (after planting 15d) on the seedling emergence rate of table 7 different cultivation base-material and different component proportioning
| Process | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Chuxiong emergence rate (%) | 95.6 | 90.9 | 88.7 | 91.4 | 87.6 | 82.7 | 90.4 | 86.7 | 81.9 |
| Xuanwei emergence rate (%) | 95.9 | 85.8 | 89.3 | 94.0 | 94.9 | 94.9 | 93.6 | 86.0 | 87.9 |
| Yanshan County's emergence rate (%) | 95.7 | 96.1 | 95.7 | 95.7 | 95.1 | 95.7 | 95.7 | 95.7 | 95.3 |
| Average emergence rate (%) | 95.7 | 90.9 | 91.2 | 93.7 | 92.5 | 91.1 | 93.2 | 89.5 | 88.4 |
2. the impact of different substrate combination composition formulas on the seedling economical character
After planting 25d carries out investigation the thinning of economical character for the first time and fills the gaps with seedlings.As shown in table 8,9,10,11, no matter be, adopt the peat composed of rotten mosses, paddy soil or stone frame soil as cultivation base-material preparation base composition, as long as acrylamide-acrylates crosslinking copolymerization thing colloid is controlled in the scope that the present invention sets with the proportioning of cultivation base-material, all nursery stage effectively can be controlled in 60 ~ 65d, and seedling is all good at the development condition of different vegetative stages.Suitably improve the consumption of acrylamide-acrylates crosslinking copolymerization thing colloid, be conducive to improve water conservation, the fertilizer conservation characteristic of base composition, more be conducive to the growth of seedling.In addition, with paddy soil and stone frame soil phase ratio, when the peat composed of rotten mosses and acrylamide-acrylates crosslinking copolymerization thing colloid is mixed, in base composition, the retention rate of nutrient is higher, and ratio is coordinated more, to the obvious facilitation of having grown of seedling.
The impact (after planting 35d) on the seedling economical character of table 8 different cultivation base-material and different component proportioning
The impact (after planting 45d) on the seedling economical character of table 9 different cultivation base-material and different component proportioning
The impact (after planting 60d) on the seedling economical character of table 10 different cultivation base-material and different component proportioning
The different cultivation of table 11 base-material and the impact (become seedling stage) of different component proportioning on the seedling economical character
3. different substrate combination composition formulas is on transplanting the impact of rear seedling death rate
As shown in table 12,13,14,15,5d after transplanting, each tests the phenomenon that seedling death does not all appear in place, observes while adding up for 5 in the afternoon, and the Misuzu that withers does not appear in the seedling that the base compositions that adopt difference to cultivate base-materials, different proportionings carry out after floating seedlings processing transplanting yet.Illustrate that seedling medium composition of the present invention has good water conservation, drought resisting effect, can ensure in a 5d of seedling after transplanting and water without carrying out drought resisting.
10d after transplanting, each seedling lethality of testing that the place overwhelming majority processes are 0, the peat composed of rotten mosses of usining will slightly be better than paddy soil and stone frame soil as the be mixed drought resistance of the base composition that forms of cultivation base-material and acrylamide-acrylates crosslinking copolymerization thing colloid.Illustrate that seedling medium composition of the present invention can improve the continuous drought-resistant ability of seedling, effectively alleviate the drought resisting intensity in kind of transplantation of seedlings process, be conducive to accelerate the transplanting process.
15d after transplanting, the Misuzu that withers in various degree all appears in each seedling of testing the place different disposal, even dead phenomenon.And different cultivation base-materials and different component proportioning on seedling Wei Misuzu lead, death rate affect significant difference.Suitably improve the consumption of acrylamide-acrylates crosslinking copolymerization thing colloid, more be conducive to the maintenance of base composition to moisture, and base composition is released the prolongation of water time and also is conducive to cultivate nutrient in base-material by the seedling Root Absorption, utilize, thereby be conducive to improve the seedling transplanting survival rate.
The impact (5d after transplanting) on transplanting rear seedling death rate of table 12 different cultivation base-material and different component proportioning
The impact (10d after transplanting) on transplanting rear seedling death rate of table 13 different cultivation base-material and different component proportioning
The impact (15d after transplanting) on transplanting rear seedling death rate of table 14 different cultivation base-material and different component proportioning
The impact (20d after transplanting) on transplanting rear seedling death rate of table 15 different cultivation base-material and different component proportioning
Claims (10)
1. an efficient drought-resistant seedling medium composition, is characterized in that described component comprises 6 ~ 8 parts of acrylamide by volume-2 ~ 4 parts, acrylates crosslinking copolymerization thing colloid and cultivation base-materials.
2. efficient drought-resistant seedling medium composition as claimed in claim 1, is characterized in that in described component preferably including 7 parts of acrylamide by volume-3 parts, acrylates crosslinking copolymerization thing colloid and cultivation base-materials.
3. efficient drought-resistant seedling medium composition as described as claim 1 ~ 2 any one, is characterized in that described acrylamide-acrylates crosslinking copolymerization thing colloid is that acrylamide-acrylates crosslinking copolymerization thing and water is formulated according to mass ratio 1:150 ~ 200.
4. efficient drought-resistant seedling medium composition as claimed in claim 3, is characterized in that described acrylamide-acrylates crosslinking copolymerization thing colloid is preferably formulated according to mass ratio 1:175 by acrylamide-acrylates crosslinking copolymerization thing and water.
5. efficient drought-resistant seedling medium composition as claimed in claim 3, is characterized in that described cultivation base-material is any one or several in humic base-material or absorption base-material.
6. efficient drought-resistant seedling medium composition as claimed in claim 5, is characterized in that described humic base-material is any one or several in the peat composed of rotten mosses, humus soil, paddy soil or wood fibre waste; Described absorption base-material is any one or several in perlite, vermiculite, mudstone or stone frame soil.
7. efficient drought-resistant seedling medium composition as claimed in claim 6, is characterized in that any one or two kinds of in the preferred peat composed of rotten mosses of described humic base-material or paddy soil; Any one or several in the preferred perlite of described absorption base-material, mudstone or stone frame soil.
8. efficient drought-resistant seedling medium composition as claimed in claim 7, is characterized in that the more preferably peat composed of rotten mosses of described humic base-material; Described absorption base-material is perlite or mudstone more preferably.
9. the preparation method of the described efficient drought-resistant seedling medium of claim 1 ~ 8 an any one composition, is characterized in that comprising imbibition, the operation that is mixed, and specifically comprises:
A, imbibition: acrylamide-acrylates crosslinking copolymerization thing is mixed according to mass ratio 1:150 ~ 200 with water, after its abundant imbibition, obtain acrylamide-acrylates crosslinking copolymerization thing colloid;
B, be mixed: acrylamide that will be by volume-2 ~ 4 parts, acrylates crosslinking copolymerization thing colloid with cultivate 6 ~ 8 parts of base-materials and fully mix and get final product.
10. the application of the described efficient drought-resistant seedling medium of claim 1 ~ 8 an any one composition in the tobacco floating seed rearing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310448655.0A CN103477904B (en) | 2013-09-28 | 2013-09-28 | A kind of efficient drought-resistant seedling medium composition and method of making the same and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310448655.0A CN103477904B (en) | 2013-09-28 | 2013-09-28 | A kind of efficient drought-resistant seedling medium composition and method of making the same and application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103477904A true CN103477904A (en) | 2014-01-01 |
| CN103477904B CN103477904B (en) | 2015-08-19 |
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Cited By (11)
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| CN106561231A (en) * | 2016-10-24 | 2017-04-19 | 云南省烟草农业科学研究院 | Method for drought resisting transplanting of flue-cured tobacco through agriculture and forestry water-retaining agent |
| CN107382408A (en) * | 2017-06-23 | 2017-11-24 | 江苏省农业科学院 | Suitable for the seedling medium of mechanization transplanting |
| CN107821094A (en) * | 2017-10-20 | 2018-03-23 | 成都先先先生物科技有限公司 | A kind of culture matrix of vermiculite power soilless culture three-coloured amaranth |
| CN107821095A (en) * | 2017-10-20 | 2018-03-23 | 成都先先先生物科技有限公司 | A kind of preparation method of the culture matrix of vermiculite power soilless culture three-coloured amaranth |
| CN108496750A (en) * | 2017-05-18 | 2018-09-07 | 苏州赵陈生物科技有限公司 | A kind of balsam pear seedling medium |
| CN109601330A (en) * | 2019-01-09 | 2019-04-12 | 山西大学 | A kind of arbor-vitae growth of seedling self-regulation soil matrix |
| CN112956398A (en) * | 2021-01-30 | 2021-06-15 | 北京阳光绿地生态科技有限公司 | Grassland vegetation ecological restoration matrix and preparation method thereof |
| CN114287312A (en) * | 2021-12-29 | 2022-04-08 | 广西中烟工业有限责任公司 | Flue-cured tobacco seedling raising matrix and wet seedling raising method adopting same |
| CN114424696A (en) * | 2022-01-12 | 2022-05-03 | 甘肃省农业科学院生物技术研究所 | Perilla capsule seed beneficial to drought resistance and seedling protection and preparation method thereof |
| CN114521105A (en) * | 2019-10-02 | 2022-05-20 | 株式会社可乐丽 | Layered body for raising rice seedlings, blanket-shaped seedling, rice seedling box, and method for manufacturing rice seedling box |
| CN114793828A (en) * | 2022-04-29 | 2022-07-29 | 湖北省烟草科学研究院 | Tobacco seedling culture medium and preparation and use methods thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106561231A (en) * | 2016-10-24 | 2017-04-19 | 云南省烟草农业科学研究院 | Method for drought resisting transplanting of flue-cured tobacco through agriculture and forestry water-retaining agent |
| CN106561231B (en) * | 2016-10-24 | 2020-04-14 | 云南省烟草农业科学研究院 | Method for drought-resistant transplanting of flue-cured tobacco by applying agricultural and forestry water-retaining agent |
| CN108496750A (en) * | 2017-05-18 | 2018-09-07 | 苏州赵陈生物科技有限公司 | A kind of balsam pear seedling medium |
| CN107382408A (en) * | 2017-06-23 | 2017-11-24 | 江苏省农业科学院 | Suitable for the seedling medium of mechanization transplanting |
| CN107821094A (en) * | 2017-10-20 | 2018-03-23 | 成都先先先生物科技有限公司 | A kind of culture matrix of vermiculite power soilless culture three-coloured amaranth |
| CN107821095A (en) * | 2017-10-20 | 2018-03-23 | 成都先先先生物科技有限公司 | A kind of preparation method of the culture matrix of vermiculite power soilless culture three-coloured amaranth |
| CN109601330A (en) * | 2019-01-09 | 2019-04-12 | 山西大学 | A kind of arbor-vitae growth of seedling self-regulation soil matrix |
| CN114521105A (en) * | 2019-10-02 | 2022-05-20 | 株式会社可乐丽 | Layered body for raising rice seedlings, blanket-shaped seedling, rice seedling box, and method for manufacturing rice seedling box |
| CN112956398A (en) * | 2021-01-30 | 2021-06-15 | 北京阳光绿地生态科技有限公司 | Grassland vegetation ecological restoration matrix and preparation method thereof |
| CN114287312A (en) * | 2021-12-29 | 2022-04-08 | 广西中烟工业有限责任公司 | Flue-cured tobacco seedling raising matrix and wet seedling raising method adopting same |
| CN114424696A (en) * | 2022-01-12 | 2022-05-03 | 甘肃省农业科学院生物技术研究所 | Perilla capsule seed beneficial to drought resistance and seedling protection and preparation method thereof |
| CN114793828A (en) * | 2022-04-29 | 2022-07-29 | 湖北省烟草科学研究院 | Tobacco seedling culture medium and preparation and use methods thereof |
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