CN106416513A - Coating agent for adjusting and controlling seedling emergence of corn seeds by taking acrylate as main ingredient - Google Patents
Coating agent for adjusting and controlling seedling emergence of corn seeds by taking acrylate as main ingredient Download PDFInfo
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- CN106416513A CN106416513A CN201610831747.0A CN201610831747A CN106416513A CN 106416513 A CN106416513 A CN 106416513A CN 201610831747 A CN201610831747 A CN 201610831747A CN 106416513 A CN106416513 A CN 106416513A
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- coating agent
- seed
- acrylate
- seedling emergence
- adjusting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/06—Coating or dressing seed
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Pretreatment Of Seeds And Plants (AREA)
Abstract
The invention relates to a coating agent for adjusting and controlling seedling emergence of corn seeds by taking acrylate as a main ingredient. The coating agent contains the following components in percentage by weight volume: 26-44% of acrylate SY-211, 4.2% of polyurethane HK-718, 0.2% of carboxymethyl cellulose sodium, and the balance of water. The sum of the percentages by weight volume of all the components is 100%. When the coating agent is used, seeds and the coating agent are mixed together according to a weight ratio of 3:1, the content of the acrylate SY-211 can be adjusted according to the number of days of delayed seedling emergence, and the seedling emergence can be delayed for 6 days maximally. The coating agent provided by the invention takes water as a solvent, does not contain an organic solvent, cannot cause pollution, and can effectively delay the seedling emergence of seeds when being used for treating the seeds so as to achieve an effect of adjusting and controlling the seedling emergence, and achieve adjustment of florescence by adjusting and controlling the seedling emergence. The coating agent facilitates one-time mechanical sowing to save time, labor and cost.
Description
First, technical field
The present invention relates to a kind of regulate and control, for Main Ingredients and Appearance, the coating agent that corn seed is emerged with acrylate, for regulating and controlling jade
The rice seed sprouting time, belong to seed machining field, concrete composition is related to acrylate and polyurethane Polymer material,
It is mainly used in male parent seed sprouting regulation and control in corn hybrid seed production process, to reach the purpose of florescence control.
2nd, background technology
Flower synchronization problem is one of impact cenospecies quality most thorny issue, and current florescence control technology is more, can
It is divided into intermission seeding and fertility period regulation two big class.Intermission seeding mainly using artificial it is impossible to adopt Mechanization sowing, increase
The cost of the production of hybrid seeds.Regulate and control, by peplos, the method that corn seed is emerged and then regulated and controled the wrong phase, effectively can overcome disadvantage mentioned above,
Male parent after peplos can be sowed with the maternal same period, reduces breeding cost.
In corn hybrid seed produces, intermission seeding is generally compliant with the rule of " would rather the father such as mother, can not the mother such as father ", according to
1.5 to 2 times of difference florescence, sowings sky time.Florescence control during fertility, the time-amplitude of regulation and control is less.Intermission seeding is main
The florescence control measure wanted.Domestic and international at present, being mainly used in prevention and elimination of disease and pests, promote crop growth of seed coating technology
And changing the aspect such as sowing characteristic of seed, the regulation and control that are applied to emerge, the process of flowering regulation peplos is domestic have not been reported.
3rd, content of the invention
In order to solve the above problems, the invention provides one kind is emerged with acrylate for Main Ingredients and Appearance regulation and control corn seed
Coating agent, regulate and control corn seed seedling-growing time.
A kind of coating agent emerged for main component regulation and control corn seed with acrylate, its each component volume hundred by weight
Point ratio is：Acrylate SY-211：26%--44%, polyurethane HK-718：4.2%, Carboxymethyl cellulose sodium：0.2%, surplus
For water.Each component percent weight in volume sum is 100%.
During use, compare 3 according to seed with coating agent weight:1 mixing, stirs, the surface of the seed forms uniformly complete
Thin film, dries at room temperature.Can need to adjust the content of acrylate SY-211 according to the natural law postponing to emerge, emerge
The prolongation time is directly proportional to the solid content of acrylate and (postpones seedling-growing time, then need to increase the weight of acrylate SY-211
Percentage ratio), the longest can postpone to emerge 6 days.
Seed coating agent main constituent mentioned by the present invention, all using water as solvent, without organic solvent, will not constitute dirt
Dye, and process seed and can effectively postpone the sprouting of seed and emerge, play the effect of regulation and control of emerging, realize by regulation and control of emerging
Carry out the regulation at florescence, be easy to disposable machine uniformlyization sowing, time saving and energy saving, cost-effective.
4th, brief description
Fig. 1 by seed and utilizes the seed coating agent of present invention preparation according to Different Weight percentage ratio mixed processing seed
(planting material ratio) impact figure to time delay of emerging.
It is that kind of material compares 3 from left to right successively in Fig. 1:1、4:1、5:1.Found out by Fig. 1, according to seed with seed coating agent not
It is different to the carryover effects of seed sprouting that same weight ratio processes seed；Seed compares 3 with seed coating agent weight:When 1, effect is
Good.
Fig. 2 is that in seed coating agent, acrylamide content is to 13 corn inbred lines when 44% (percent weight in volume)
The impact figure of seedling-growing time.In Fig. 2, left figure is 40% relative moisture casting bed seed sprouting curve；Right figure is going out under field condition
Seedling curve.Fig. 2 understands, coating agent can effectively postpone the seedling-growing time of Seed of maize inbred, and in the actual plantation in field
Time delay to grow time delay than 40% relative moisture casting bed.
5th, specific embodiment
With corn seed (Zheng Dan 958 and 13 Seed of maize inbreds) as material, by embodiment the present invention is done into
The description of one step.
13 corn inbred lines are respectively 04 crowd of 0522-1-1,05ZH-2-1-5, HBII-42-1-1-1, are 26-1-1, Zheng
653rd, Shen 137, HN0715-2-1-1, A369-2-1, HB0858-1, Zheng 58, prosperous 7-2, PH6WC, PH4CV.
Embodiment 1
Illustrate that formula is processed to the impact postponing seed sprouting effect according to material not of the same race ratio.
(1) preparation of coating agent
In terms of percent weight in volume：Using water as solvent, prepare respectively solid content be 9%, 18%, 26%, 35%,
The acrylate SY-211 emulsion of 44% (percent weight in volume), adds 0.2% sodium cellulosate, then add 4.2% poly-
Urethane HK-718.
(2) seed coating is processed
Select full seed from pending seed (Zheng Dan 958), the seed that uniform in size, shape is similar, accurate on demand
Really weigh certain weight, then respectively according to 3:1、4:1、5:1 kind material is than (the i.e. seed coating of seed and present invention preparation
The proportioning of agent) add step 1) coating agent of the acrylate SY-211 emulsion of different content prepared is so as to abundant with seed
Mix, form complete, uniform, consistent thin film in the surface of the seed, be placed in natural drying at room temperature on clean smooth plastics plate stand-by.
(3) casting bed planting experiment
From step 2) random number takes 50 to repeat as one respectively the seed that processes of three kinds of ratios, and each is processed 4 times
Repeat；Germination casting bed according to《Crop seeds inspection procedure》The sand grains requiring, must scrubbed high temperature sterilization disappear before use
Poison, sand moisture is set as the 40% of saturation moisture content；The wet sand that sterilization is mixed loads germination box, thick to 4 cm, will
Sand strikes off, and seed is come in culture box, and embryo portion is upward and seed is towards consistent, 50 seeds of uniform discharge in each box,
To maintain a certain distance between every seed, it is to avoid seed is subject to courses of infection, then cover 1.5 cm wet sands and by sand
25 DEG C of continuous light incubators are put on surface after striking off；Took off from the 3rd day and build, water daily and count germination Seedling number clearly, go in time
Except necrosis seedling and by data record.Calculate averagely emerge natural law and late days.Average germinating time (my god) MGT=Σ
(Gt*Dt)/Σ Gt is (in formula:Gt is the germinative number in different time, and Dt is germination natural law, and Σ is summation).Late days=place
The reason average seedling-growing time of the untreated seed of the average seedling-growing time of seed
(4) interpretation of result
Respectively according to 3:1、4:1、5:1 kind of material is than the seed after process, the seed casting bed germination test (40% after processing
Relative moisture casting bed, 25 DEG C of constant temperature culture) result (Fig. 1) be it can be seen that all can prolong than processing seeds according to three kinds of different kind material
Late seed emerge and carryover effects are different.In conjunction with table 1 it is found that using different solid content SY-211 formula according to 3:1
(weight ratio) is planted material and is respectively 0.5,1.0,2.3,3.6,4.3 days than the natural law of the seed sprouting delay after process, according to weight
Ratio 4:The kind material ratio of 1 (weight ratio) respectively 0.5,1.0,2.3,3.6,4.3 days, according to 5:The kind material of 1 (weight ratio) is than respectively
For 0.3,0.7,2.0,3.2,3.8 days.According to 3:1 kind of material than process seed sprouting late days with according to 4:1 and 5:1 kind of material ratio
Process and all there is significant difference, therefore plant material and compare 3:1 (weight ratio) is the most suitable kind material ratio that formula 3 uses.
Table 1 material not of the same race compares the impact that seedling-growing time postpones
Embodiment 2
Prove controllable corn inbred line field emergence of the present invention.
(1) preparation of coating agent
In terms of percent weight in volume：Using water as solvent, prepare the acrylate SY-211 emulsion that solid content is 44%,
Add 0.2% sodium cellulosate, then the polyurethane HK-718 adding 4.2%.
(2) seed coating is processed
Select full seed from 13 corn inbred line variety seeds, the seed that uniform in size, shape is similar, on demand
Accurately weigh certain weight, then respectively according to 3:1 plant material than adding quantitative peplos formula so as to fully mixed with seed
Even, form complete, uniform, consistent thin film in the surface of the seed, be placed in natural drying at room temperature on clean smooth plastics plate stand-by.
(3) field planting test
Using non-peplos seed as comparison, cell arranges according to random district's groups, 4 repetitions, and often each process sows 50.First
Equidistant fine monoseeding after moisture creating, seed level is about 5 centimetres, and other are according to normal field management.Record field ground temperature, soil
Moisture and its situation of emerging, calculate emergence rate and average seedling-growing time.
(4) interpretation of result
Knowable to table 2 and Fig. 2, formula can effectively postpone the seedling-growing time of Seed of maize inbred, and real in field
Border planting conditions will be grown than 40% relative moisture casting bed lower time delay time delay, and understands that formula is processed simultaneously by table 3
Do not cause the decline of seeding ratio.
Table 2 peplos seed indoor germination and field emergence are compared
The comparison of germination percentage before and after table 3 seed coating
Claims (3)
1. a kind of regulate and control the coating agent emerged of corn seed with acrylate for main component it is characterised in that each component by weight
Percent by volume is：Acrylate SY-211：26%--44%, polyurethane HK-718：4.2%, Carboxymethyl cellulose sodium：
0.2%, balance of water；Each component percent weight in volume sum is 100%.
2. coating agent as claimed in claim 1 and seed compare 1 according to weight:3 peplos are postponing answering during corn seed is emerged
With.
3. coating agent as claimed in claim 1 is it is characterised in that postpone time and the acrylate SY- that corn seed is emerged
211 solid content is directly proportional.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831747.0A CN106416513A (en) | 2016-09-19 | 2016-09-19 | Coating agent for adjusting and controlling seedling emergence of corn seeds by taking acrylate as main ingredient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831747.0A CN106416513A (en) | 2016-09-19 | 2016-09-19 | Coating agent for adjusting and controlling seedling emergence of corn seeds by taking acrylate as main ingredient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106416513A true CN106416513A (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610831747.0A Pending CN106416513A (en) | 2016-09-19 | 2016-09-19 | Coating agent for adjusting and controlling seedling emergence of corn seeds by taking acrylate as main ingredient |
Country Status (1)
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| CN (1) | CN106416513A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101069499A (en) * | 2007-05-11 | 2007-11-14 | 赵小红 | Ecological Environment-protection type coating for processing seed and plant stem and root |
-
2016
- 2016-09-19 CN CN201610831747.0A patent/CN106416513A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101069499A (en) * | 2007-05-11 | 2007-11-14 | 赵小红 | Ecological Environment-protection type coating for processing seed and plant stem and root |
Non-Patent Citations (2)
| Title |
|---|
| 向振凡等: "高分子聚合物包膜剂量对不同含水量玉米种子发芽的影响研究", 《中国种业》 * |
| 杜勇: "玉米种子包膜调控出苗技术研究", 《山东农业大学硕士学位论文》 * |
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Application publication date: 20170222 |
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