CN1156214C - Obducens dressing agent and dressing process for pasture seed - Google Patents
Obducens dressing agent and dressing process for pasture seed Download PDFInfo
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- CN1156214C CN1156214C CNB001254782A CN00125478A CN1156214C CN 1156214 C CN1156214 C CN 1156214C CN B001254782 A CNB001254782 A CN B001254782A CN 00125478 A CN00125478 A CN 00125478A CN 1156214 C CN1156214 C CN 1156214C
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Abstract
The present invention discloses a coating agent for pellet coating of a grass seed, which comprises the following components according to weight: (a) 20 to 60% of water absorbing resin, (b) 5 to 30% of beer waste slag, (c) 20 to 40% of attapulgite and (d) 10 to 60% of talcum powder. In addition, the coating agent can also contain plant growth hormones and required nutriments for seed germination. The present invention also discloses a method for preparing the pellet grass seed. The present invention overcomes the defect of drift of the grass seed with wind and is capable of improving the germinating condition of the grass seed. In addition, the present invention provides a new path for effective using the beer waste slag.
Description
The present invention relates to the animal husbandry field.More specifically, the present invention relates to grass seed is carried out the method for obducensization, be used for the kind clothing agent of obducensization and the grass seed of obducensization.
Being on the rise of desertization becomes worldwide problem, and in the China north, the degeneration on grassland has also caused stock-carrying capacity to descend the herbage shortage.And for the very important seed of pasture growing, handle substantially as yet, still there is not processing method preferably yet, best only carry out small muddy pillization simply.
On the one hand, grass seed is generally lighter, and many employing air seedings on large tracts of land desertification soil, grass seed drift with the wind is comparatively serious; On the other hand, forage seeding is many in arid area short of rain, and the required moisture of seed germination of how guaranteeing supply becomes the key that can sowing successful.
Therefore, this area presses for the new solution grass seed drifting problem of exploitation and/or improves the new technology that grass seed germinates.
Provide a kind of method of grass seed being carried out obducensization in one object of the present invention.This method has overcome the problem of grass seed with wind drift, and has improved the germination situation of grass seed.
Provide in another object of the present invention and to be applicable to the kind clothing agent of grass seed being carried out obducensization.
A further object of the present invention provides the grass seed through the obducens processing.
In a first aspect of the present invention, a kind of kind clothing agent that is used for grass seed obducens dressing is provided, by weight, it comprises:
The 20-60% water-absorbing resin;
The 5-30% bear waste residue;
The 20-40% attapulgite;
The 10-60% talcum powder, and the percentage by weight sum of all the components is 100% in the agent of kind clothing.
Preferably, the agent of this kind clothing also contains the composition that is selected from down group: the potassium dihydrogen phosphate of (1) 5%-20%; (2) plant hormone of 20-100ppm and (3) trace element, wherein various content of elements are 0.01-2%.
In a second aspect of the present invention, a kind of method for preparing the obducens grass seed is provided, it comprises step:
(a) grass seed, binding agent and above-mentioned kind clothing agent are mixed,
(b) make the grass seed of obducensization after the drying.
In one embodiment of the invention, described binding agent is the carboxymethyl cellulose aqueous solution of 1.5-2%.Preferably, in step (a) before, this method also comprises step: grass seed is mixed with disintegrant and binding agent, be covered with disintegrant thereby be coated with on grass seed.
In a third aspect of the present invention, a kind of grass seed of obducensization is provided, wherein have the above-mentioned kind of formed obducens of clothing agent in appearance at seed.Also provide the present invention to plant the purposes that the clothing agent is used to form the obducens grass seed.
The inventor has designed based on high hydroscopic resin, bear waste residue, attapulgite, talcum powder, and has been aided with the coating agent for seed of the required nutrient of seed germination through research for many years.Use the present invention, not only can overcome the problem of grass seed, also can improve the germination situation of grass seed with wind drift.In addition, the present invention is for the new way that provides of bear waste residue effectively is provided.
A kind of important composition of planting in the clothing agent in the present invention is a water-absorbing resin.Comprise various water-absorbing resins and the various commercially available water-absorbing resin that this area is common applicable to water-absorbing resin of the present invention.The water-absorbing resin that forms of common starch and acrylonitrile polymerization for example, conventional corn starch and the acrylic acid-grafted water-absorbing resin that is polymerized etc.Yet a kind of preferred water-absorbing resin is that the applicant applies for that on August 22nd, 2000 application number is 00119689.8, is entitled as disclosed water-absorbing resin in " high hydroscopic resin and the production method thereof " patent application (this application is incorporated herein by reference).This water-absorbing resin mainly is made of the suction composition that high amylopectin starch, acrylic acid, acrylamide graft are polymerized, gross weight by the three, the high amylopectin starch percentage by weight is 5-40%, and the acrylic acid percentage by weight is 50-90%, and the acrylamide percentage by weight is 1-40%.This water-absorbing resin not only has strong absorbent to distilled water, and the water (as running water) that contains ion is also had very strong absorption affinity.In addition, this water-absorbing resin suction that can discharge water repeatedly.This resin greater than 300 gram water/gram resins, the water absorption of running water is restrained water/gram resins greater than 150, and the decline of the water absorption after 5 suction-oven dry is less than 10%, more preferably less than 5% to the water absorption of distilled water.This water-absorbing resin can keep a moisture subenvironment around seed after absorbing moisture, progressively emit, to provide seed germination needed moisture.In addition, contain potassium ion and ammonium ion in this resin, also can play the effect of slow release fertilizer.
The content of high hydroscopic resin in kind of clothing agent is advisable with 20%-60%, more preferably is 25-50%.Content is low excessively, and then the water-absorbing-retaining effect is limited; Too high levels, then dressing difficulty.
The granularity of high hydroscopic resin is had relatively high expectations, should not be too thick, otherwise be difficult to dressing.Usually, the particle of water-absorbing resin is between 200 orders-300 order.
Bear waste residue is that the present invention plants another composition in the clothing agent.As used herein, " bear waste residue " refers to the used diatomite of beer filtration.Bear waste residue is the reluctant solid slag of brewery, not only needs the place to pile up, and causes environmental pollution.Yet bear waste residue includes large amount of organic matter such as brewer's yeast (Yue Keda 20%), can become fertilizer preferably.In addition, diatomite has the effect of chesson, adsorbing metal ions, preserve moisture and fertility.Be used for kind of a clothing agent, except playing weightening finish, diatomite can also adsorbing metal ions, and organic matter can be seed germination nutrient is provided.Bear waste residue can directly be used after drying.In an example of the present invention, used bear waste residue is to the used diatomite of beer filtration, the waste residue that obtains after the drying.
In of the present invention kind of clothing agent, bear waste residue consumption in kind of clothing agent is too much unsuitable, and this is because bear waste residue viscosity is not enough, and proportion is light partially, causes the dressing difficulty easily.Usually, the weight of bear waste residue in kind of clothing agent is 5%-30%, preferably 8-25%.
Another main component is an attapulgite.The viscosity of attapulgite is better, can make the coatings of seed solid closely, be difficult for fragmentation, and attapulgite is fine to Adsorption Properties for Metal Ions, and function of fertilizer retention is comparatively remarkable.In of the present invention kind of clothing agent, the weight of attapulgite is generally 20%-40%, preferably 25-35%.
Another main component is a talcum powder.Talcous greasy property is better, and is mobile strong, dressing more easily carried out, and can make the seed smooth in appearance behind the dressing.In the present invention, the weight of talcum powder in kind of clothing agent is generally 10%-60%.
Preferably, of the present invention kind of clothing agent also can contain plant hormone, fertilizer and trace element.As used herein, " plant hormone " refers to promote the material of plant growing, for example promotes the plant hormone of plant establishment, germination.These materials all are well known to those skilled in the art.Because it is the herbage growth that is used for the arid area that the present invention plants a purposes of clothing agent, therefore, preferably, described plant hormone comprises promotion plant root growing plants hormone.A kind of promotion plant root growing plants hormone is a sodium naphthenate, and it is a kind plant hormone, grows promoting plant root growth, and improving crop yield has obvious effect.When kind of a clothing agent comprised plant hormone, its consumption was generally few, accounted for 10-150ppm in prescription, was 20-100ppm preferably, more preferably got final product for 40-80ppm (by gross weight).
In of the present invention kind of clothing agent, also can comprise trace element.Different regions soil and the required trace element of different plant are different, according to the difference of using object, can select for use in the present invention in boron, zinc, molybdenum, the copper several or all.Usually, the consumption of every kind of trace element accounts for 0.01-0.2% in prescription.
Fertilizer comprises fast Absorption type fertilizer and slow release fertilizer.A kind of preferable slow release fertilizer is urea and the ammonium hydrogen phosphate and/or the potassium dihydrogen phosphate of microcapsules parcel.For providing available nutrient to seed germination, plant quick-acting fertilizer such as containing potassium dihydrogen phosphate in the clothing agent usually, its weight accounts for kind of the 5%-20% of clothing agent gross weight usually.
The present invention also provides the method for preparing the obducens grass seed, and it comprises step: (a) that grass seed, binding agent and the present invention is above-mentioned kind clothing agent mixes, and (b) makes the grass seed of obducensization after the drying.
In dressing process of the present invention, need spray binding agent simultaneously, binding agent can be selected for use from carboxymethyl cellulose (CMC), amylodextrin, polyvinyl alcohol etc.The consumption of binding agent is generally 0.5-5%, preferably is 1-2%.In one embodiment of the invention, use the carboxymethyl cellulose aqueous solution of 1.5-2% as binding agent.
In the ground floor dressing, if directly bag is with kind of a clothing agent, then be difficult for adhering to, so can around seed, wrap the attapulgite and the talcous mixed-powder of skim earlier, attapulgite and talcous part by weight do not have specific requirement, but are advisable with 3: 1 to 1: 5.
Yet when ground floor had only attapulgite and talcum powder, moisture was not under the very sufficient situation around the seed, can cause the disengaging difficulty of seed and coatings, influences the respiration of seed.Therefore, in one embodiment of the invention, add the disintegrant (sodium carboxymethyl starch) of 1-3% in attapulgite and talcous mixed-powder, meeting low amounts of water can expand rapidly, makes the coatings disintegration loose, does not influence contacting of seed and air.
The present invention also provides with the grass seed after the above-mentioned kind of clothing agent Cotton seeds and/or with the grass seed behind the above-mentioned coating method dressing.For common program request, drilling, can use weightening finish 10-20 seed doubly behind the dressing; For air seeding, consider the weight that aircraft can carry, weightening finish should not be too big, doubly is advisable with 5-10.
The grass seed of the present invention that is applicable to can be the grass seed of any kind of without any restriction.Suitable herbage comprises (but being not limited to) pulse family and various herbage gramineous.
Below in conjunction with embodiment the technical process that grass seed is concrete is described.
Embodiment A
The preparation of water-absorbing resin A and water absorbing properties
1. take by weighing high amylopectin starch 100 grams, add distilled water 1000 grams, be heated to 90 ℃, and kept 20 minutes, make the whole gelatinizations of starch, and feed nitrogen.
2. take by weighing 400 gram acrylic acid, KOH248 restrains (being made into 30% aqueous solution), and both neutralizations also are cooled to 40 ℃.
3. gelatinized corn starch liquid is cooled to 40 ℃, adds the acrylic acid neutralizer, acrylamide 10 grams, and ammonium persulfate 2 grams, sodium hydrogensulfite 1 gram, N, N-methylene-bisacrylamide 0.2 gram stirs.
Reaction system remain on 40 ℃ 25 minutes, reactant liquor begins to become sticky thick, has under the condition of nitrogen protection, puts into dish, admission passage formula drying unit is dried, and pulverizes.
The every gram of product in the present embodiment (water-absorbing resin A) is inhaled distilled water 360 grams, inhales running water 155 grams, and color and luster is a white.
Embodiment B
The preparation of water-absorbing resin B and water absorbing properties
1. take by weighing high amylopectin starch 100 grams, add distilled water 1000 grams, be heated to 90 ℃, and kept 20 minutes, make the whole gelatinizations of starch, and begin to feed nitrogen.
2. take by weighing 400 gram acrylic acid, restrain neutralization and be cooled to 40 ℃ with 20% ammoniacal liquor 377.
3. gelatinized corn starch liquid is cooled to 40 ℃, adds the acrylic acid neutralizer, acrylamide 20 grams, and ammonium persulfate 2 grams, sodium hydrogensulfite 1 gram, N, N-methylene-bisacrylamide 0.2 gram stirs.
Reaction system remain on 40 ℃ 35 minutes, reactant liquor begins to become sticky thick, has under the condition of nitrogen protection, puts into dish, admission passage formula drying unit is dried, and pulverizes.
The every gram of product in the present embodiment (water-absorbing resin B) is inhaled distilled water 340 grams, inhales running water 160 grams, and color and luster is dark and have redness, but does not influence its application at agriculture field.
Embodiment 1
The obducensization of leguminous plant alfalfa seed
The leguminous plant alfalfa, seed is less, per thousand heavy only about 1.6 grams of seed, the concrete technology of its dressing is as follows:
1. take by weighing alfalfa grass seeds 100 grams, add in the water chestnut formula coating pan, coating pan constantly rotates, and rotating speed is about per minute 30-40 to be changeed, and seed is rolled therein, constantly sprays 1.5% cmc soln simultaneously with pneumatic spray gun.
2. when spraying cmc soln, the mixed-powder that slowly added attapulgite and talcum powder weight ratio and be 1: 1 amounts to 50 grams, and this powder contains 1.5% sodium carboxymethyl starch.
3. the seed behind the above-mentioned dressing is taken out,, put into coating pan again 45 ℃ of oven dry down.
4. continue to spray binding agent, slowly add kind of a clothing agent simultaneously, this kind clothing agent prescription is: preparation high hydroscopic resin A 30% in the embodiment A, bear waste residue 6%, attapulgite 25%, potassium dihydrogen phosphate 8%, sodium naphthenate 60ppm, ammonium molybdate 0.1%, borax 0.2%, copper sulphate 0.1%, manganese sulphate 0.1%, zinc sulphate 0.1%, surplus are talcum powder.
5. after making 15 times of seed weightening finishes, add a small amount of talcum powder (about 20 grams), make the seed smooth in appearance behind the dressing, and add small amount of coloring matter, so that and the difference of the seed behind other dressing.
Alfalfa is a leguminous plant, and its demand to boron, molybdenum is bigger, so borax, ammonium molybdate content are higher in kind of the prescription of clothing agent.15 times of seed weightening finishes are suitable for the common mode sowing, sprout and upgrowth situation apparently higher than the contrast seed that does not deal with.
Embodiment 2
Gramineous plants is criticized the obducensization of alkali grass seed
Gramineous plants is criticized the alkali grass, per thousand heavily about 4 grams of seed, and the concrete technology of its dressing can be roughly the same with embodiment 1, plants the clothing agent prescription and can do some adjustment, and concrete steps are as follows:
1. take by weighing batch alkali and carelessly plant 100 grams, add in the water chestnut formula coating pan, coating pan constantly rotates, and rotating speed is about per minute 30-40 to be changeed, and seed is rolled therein, constantly sprays 2% cmc soln simultaneously with pneumatic spray gun.
2. when spraying cmc soln, the mixed-powder that slowly added attapulgite and talcum powder weight ratio and be 1: 1 amounts to 50 grams, and this powder contains 1.5% sodium carboxymethyl starch.
3. the seed behind the above-mentioned dressing is taken out,, put into coating pan again 45 ℃ of oven dry down.
4. continue to spray binding agent, slowly add kind of a clothing agent simultaneously, this kind clothing agent prescription is: preparation high hydroscopic resin B45% in the Embodiment B, bear waste residue 6%, attapulgite 30%, potassium dihydrogen phosphate 5%, sodium naphthenate 80ppm, ammonium molybdate 0.05%, borax 0.1%, copper sulphate 0.1%, manganese sulphate 0.1%, zinc sulphate 0.1%, surplus are talcum powder.
5. after making 8 times of seed weightening finishes, add a small amount of talcum powder (about 10 grams), make the seed smooth in appearance behind the dressing, and add small amount of coloring matter, so that and the difference of the seed behind other dressing.
Batch alkali grass belongs to gramineous plants, and it is so big that its demand to boron, molybdenum does not resemble leguminous plant, so reduced borax, ammonium molybdate content in kind of the prescription of clothing agent.This capsuled seed weightening finish multiple is little, is more suitable for air seeding, sprout and upgrowth situation apparently higher than the contrast seed that does not deal with.
Should be understood that those skilled in the art can make various changes or modifications the present invention after having read above-mentioned instruction content of the present invention, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Claims (10)
1. kind clothing agent that is used for grass seed obducens dressing is characterized in that by weight, it comprises:
The 20-60% water-absorbing resin;
The 5-30% bear waste residue;
The 20-40% attapulgite;
The 10-60% talcum powder, and the percentage by weight sum of all the components is 100% in the agent of kind clothing.
2. as claimed in claim a kind of clothing agent is characterized in that the particle size of described high hydroscopic resin is the 200-300 order.
3. as claimed in claim a kind of clothing agent is characterized in that, described water-absorbing resin greater than 300 gram water/gram resins, restrains water/gram resins to the water absorption of running water greater than 150 to the water absorption of distilled water.
4. as claimed in claim a kind of clothing agent, it is characterized in that, described water-absorbing resin mainly is made of the suction composition that high amylopectin starch, acrylic acid, acrylamide graft are polymerized, gross weight by the three, the high amylopectin starch percentage by weight is 5-40%, the acrylic acid percentage by weight is 50-90%, and the acrylamide percentage by weight is 1-40%.
5. as claimed in claim a kind of clothing agent is characterized in that, contains the composition that is selected from down group:
(1) potassium dihydrogen phosphate of 5%-20%; (2) plant hormone of 20-100ppm and (3) trace element, wherein various content of elements are 0.01-2%.
6. as claimed in claim 5 kind of clothing agent is characterized in that, described plant hormone comprises promotion plant root growing plants hormone, and described trace element is selected from down group: boron, zinc, molybdenum, copper or its mixture.
7. method for preparing the obducens grass seed is characterized in that it comprises step:
(a) described kind of clothing agent of grass seed, binding agent and claim 1 mixed,
(b) make the grass seed of obducensization after the drying.
8. method according to claim 7 is characterized in that, described binding agent is the carboxymethyl cellulose aqueous solution of 1.5-2%.
9. method according to claim 7 is characterized in that, in step (a) before, this method also comprises step:
Grass seed is mixed with disintegrant and binding agent, be covered with disintegrant thereby on grass seed, be coated with.
10. the purposes of described kind of clothing agent of claim 1 is characterized in that, is used to form the grass seed of obducensization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001254782A CN1156214C (en) | 2000-09-28 | 2000-09-28 | Obducens dressing agent and dressing process for pasture seed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001254782A CN1156214C (en) | 2000-09-28 | 2000-09-28 | Obducens dressing agent and dressing process for pasture seed |
Publications (2)
| Publication Number | Publication Date |
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| CN1345535A CN1345535A (en) | 2002-04-24 |
| CN1156214C true CN1156214C (en) | 2004-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB001254782A Expired - Fee Related CN1156214C (en) | 2000-09-28 | 2000-09-28 | Obducens dressing agent and dressing process for pasture seed |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370901C (en) * | 2005-11-24 | 2008-02-27 | 鄂尔多斯市碧森种业有限责任公司 | Biological glue type seed coating agent, its prepn. method and use |
| CN104072249A (en) * | 2014-05-15 | 2014-10-01 | 中国农业大学 | Pasture seed pelletizing matrix |
| CN108377692A (en) * | 2018-04-25 | 2018-08-10 | 兰州大学 | A kind of seed coat agent and capsuled seed |
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| CN100424149C (en) * | 2003-03-04 | 2008-10-08 | 甘肃凯西生态环境工程有限公司 | Water maintaining material and its processing method |
| CN100407925C (en) * | 2006-10-09 | 2008-08-06 | *** | Wet storing and germination hastening prepn for seed water melon |
| CN102503513B (en) * | 2011-11-10 | 2013-04-17 | 许庆华 | Irregularly-shaped attapulgite flower ceramsite with water retention function |
| CN102503280B (en) * | 2011-11-10 | 2013-04-17 | 许庆华 | Spheroidal attapulgite flower ceramsite with moisture-holding function |
| CN103299803A (en) * | 2013-05-30 | 2013-09-18 | 曹世雄 | Method for planting trees or grass in rock cracks through packaged seeds |
| CN103724136B (en) * | 2014-01-21 | 2015-07-15 | 四川省草原科学研究院 | Festuca rubra seed coating agent |
| CN109168409A (en) * | 2018-09-29 | 2019-01-11 | 吉林省汇泉农业科技有限公司 | seed lubricant and preparation method thereof |
| CN109757488B (en) * | 2019-02-20 | 2022-03-04 | 广东省农业科学院植物保护研究所 | Microbial seed pelleting coating composition |
| CN110574523A (en) * | 2019-10-15 | 2019-12-17 | 山西省农业科学院高寒区作物研究所 | Alfalfa drought-resistant seed coating agent |
| CN115413446A (en) * | 2022-09-19 | 2022-12-02 | 中国农业大学 | Alfalfa drought-resistant seedling-protecting type biological water-retaining agent pill seed and preparation method thereof |
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2000
- 2000-09-28 CN CNB001254782A patent/CN1156214C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370901C (en) * | 2005-11-24 | 2008-02-27 | 鄂尔多斯市碧森种业有限责任公司 | Biological glue type seed coating agent, its prepn. method and use |
| CN104072249A (en) * | 2014-05-15 | 2014-10-01 | 中国农业大学 | Pasture seed pelletizing matrix |
| CN104072249B (en) * | 2014-05-15 | 2016-05-18 | 中国农业大学 | Grass seed pill matrix |
| CN108377692A (en) * | 2018-04-25 | 2018-08-10 | 兰州大学 | A kind of seed coat agent and capsuled seed |
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| Publication number | Publication date |
|---|---|
| CN1345535A (en) | 2002-04-24 |
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