CN110603929A - Method for improving germination rate of corn seeds - Google Patents
Method for improving germination rate of corn seeds Download PDFInfo
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- CN110603929A CN110603929A CN201810621214.9A CN201810621214A CN110603929A CN 110603929 A CN110603929 A CN 110603929A CN 201810621214 A CN201810621214 A CN 201810621214A CN 110603929 A CN110603929 A CN 110603929A
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- corn seeds
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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
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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
- A01C1/08—Immunising 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 discloses a method for improving the germination rate of corn seeds, which comprises the following steps: s1, treating corn seeds; s2, draining the corn seeds, soaking the corn seeds in the hormone mixed solution for 4 to 6 hours, and taking out the corn seeds for later use; s3, spraying the antibacterial composition on the surface of the corn seed, and airing at room temperature for later use; s4, continuously introducing warm air of 25 ℃ into the corn seeds for stirring to reduce the water content of the corn seeds to 16%, then adding drying auxiliary materials into the corn seeds, increasing the temperature of the warm air to 45 ℃, continuously stirring and mixing, removing the drying auxiliary materials when the water content of the corn seeds is 13%, and then packaging the corn seeds under vacuum. According to the invention, the corn seeds are soaked in the hormone mixed solution and sprayed with the antibacterial composition, so that the germination rate of the corn seeds is increased, and the corn seeds have the characteristics of insect resistance and bacteria resistance, so that the germination rate and the survival rate of the corn seeds are improved, and the economic benefit of a grower is improved.
Description
Technical Field
The invention relates to the technical field of seed cultivation, in particular to a method for improving the germination rate of corn seeds.
Background
Corn is one of the most widely planted crops in world agriculture, and is known as the 'gold' industry as three major food crops due to its abundant output and high available value. Corn seeds are generally treated in order to improve the germination rate, and the existing treatment methods are various, such as a hanging well method, a refrigeration method, a sand mixing method and the like. Different treatment modes correspond to different effects, the conventional treatment methods can improve the germination rate of seeds to a certain extent, shorten the germination time and reduce the field morbidity, seedlings are uniform and strong, but the conventional treatment methods all need a grower to purchase corn seeds and then carry out self-treatment, the treatment method of the grower is unskilled, the materials are not uniform, so that the corn seeds are not well treated, the production intensity of the grower is improved, and the production cost of the grower is increased.
Therefore, we propose a method for increasing the germination rate of corn seeds to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects of low germination rate and high field morbidity of corn seeds in the prior art, and provides a method for improving the germination rate of the corn seeds.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for improving the germination rate of corn seeds comprises the following steps:
s1, treating corn seeds: selecting corn seeds with bright grain color and luster and uniform grain size and shape, soaking the corn seeds in distilled water at the temperature of 30 ℃ for 3-4 h, taking out, soaking the corn seeds in thiophanate methyl solution for 3h, soaking the corn seeds in potassium permanganate solution for 4h, taking out the corn seeds, and washing the corn seeds with distilled water for 45min for later use;
s2, draining the corn seeds, soaking the corn seeds in the hormone mixed solution for 4 to 6 hours, and taking out the corn seeds for later use;
s3, spraying the antibacterial composition on the surface of the corn seed, and airing at room temperature for later use;
s4, continuously introducing warm air of 25 ℃ into the corn seeds for stirring to reduce the water content of the corn seeds to 16%, then adding drying auxiliary materials into the corn seeds, increasing the temperature of the warm air to 45 ℃, continuously stirring and mixing, removing the drying auxiliary materials when the water content of the corn seeds is 13%, and then packaging the corn seeds under vacuum.
Preferably, the mass fraction of the thiophanate-methyl solution is 75%, and the weight ratio of the thiophanate-methyl solution to the corn seeds during soaking is 1000: (2-3).
Preferably, the mass fraction of the potassium permanganate solution is 0.4% -0.8%, and the weight ratio of the potassium permanganate solution to the corn seeds in soaking is 1000: (12-14).
Preferably, the hormone mixed solution is a mixture of gibberellin, indoleacetic acid and brassinolide, the using concentration of the gibberellin is 120mg/L-200mg/L, the using concentration of the indoleacetic acid is 6ug/L-9ug/L, and the using concentration of the brassinolide is 150ug/L-240 ug/L.
Preferably, the antibacterial composition is a mixture of vinyl acetate-vinyl versatate copolymer emulsion and thifluzamide, and the mass ratio of the vinyl acetate-vinyl versatate copolymer emulsion to the thifluzamide is 6: 1.
Preferably, the drying auxiliary materials are prepared by mixing straw powder, activated clay, volcanic ash, zeolite powder, asbestos wool, tea seed powder, superfine magnesium oxide, salt and titanium dioxide.
The invention has the beneficial effects that:
1. according to the invention, the bacteria and viruses on the surface of the corn seeds are reduced by sterilizing and disinfecting the corn seeds before treatment, so that the influence of the bacteria and viruses on the corn seeds is weakened, and the germination rate of the corn seeds is improved.
2. According to the invention, the corn seeds are soaked in the hormone mixed solution and sprayed with the antibacterial composition, so that the germination rate of the corn seeds is increased, and the corn seeds have the characteristics of insect resistance and bacteria resistance, so that the germination rate and the survival rate of the corn seeds are improved, and the economic benefit of a grower is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example one
A method for improving the germination rate of corn seeds comprises the following steps:
s1, treating corn seeds: selecting corn seeds with bright grain color and luster and uniform grain size and shape, soaking the corn seeds for 3 hours in distilled water at the temperature of 30 ℃, taking out the corn seeds, soaking the corn seeds for 3 hours in a thiophanate-methyl solution with the mass fraction of 75%, wherein the weight ratio of the thiophanate-methyl solution to the corn seeds in the soaking process is 1000: 2, soaking the corn seeds for 4 hours by using a potassium permanganate solution with the mass fraction of 0.4%, wherein the weight ratio of the potassium permanganate solution to the corn seeds in soaking is 1000: 12, taking out the corn seeds, washing the corn seeds with distilled water for 45min for later use;
s2, draining water from the corn seeds, soaking the corn seeds in a hormone mixed solution for 4 hours (the hormone mixed solution is a mixture of gibberellin, indoleacetic acid and brassinolide, the using concentration of the gibberellin is 120mg/L, the using concentration of the indoleacetic acid is 6ug/L, and the using concentration of the brassinolide is 150 ug/L), and taking out for later use;
s3, spraying an antibacterial composition (the antibacterial composition is a mixture of vinyl acetate-vinyl versatate copolymer emulsion and thifluzamide, and the mass ratio of the vinyl acetate-vinyl versatate copolymer emulsion to the thifluzamide is 6: 1) on the surface of the corn seed, and airing at room temperature for later use;
s4, continuously introducing warm air of 25 ℃ into the corn seeds, stirring to reduce the water content of the corn seeds to 16%, adding dry auxiliary materials (the dry auxiliary materials are prepared by mixing straw powder, activated clay, volcanic ash, zeolite powder, asbestos wool, tea seed powder, superfine magnesium oxide, salt and titanium dioxide) into the corn seeds, increasing the temperature of the warm air to 45 ℃, continuously stirring and mixing, removing the dry auxiliary materials when the water content of the corn seeds is 13%, and then packaging the corn seeds under vacuum.
Example two
A method for improving the germination rate of corn seeds comprises the following steps:
s1, treating corn seeds: selecting corn seeds with bright grain color and luster and uniform grain size and shape, soaking the corn seeds for 4 hours in distilled water at the temperature of 30 ℃, taking out the corn seeds, soaking the corn seeds for 3 hours in a thiophanate-methyl solution with the mass fraction of 75%, wherein the weight ratio of the thiophanate-methyl solution to the corn seeds in the soaking process is 1000: and 3, soaking the corn seeds for 4 hours by using a potassium permanganate solution with the mass fraction of 0.6%, wherein the weight ratio of the potassium permanganate solution to the corn seeds in soaking is 1000: 13, taking out the corn seeds, washing the corn seeds with distilled water for 45min for later use;
s2, draining water from the corn seeds, soaking the corn seeds in a hormone mixed solution for 5 hours (the hormone mixed solution is a mixture of gibberellin, indoleacetic acid and brassinolide, the use concentration of the gibberellin is 160mg/L, the use concentration of the indoleacetic acid is 8ug/L, and the use concentration of the brassinolide is 200 ug/L), and taking out for later use;
s3, spraying an antibacterial composition (the antibacterial composition is a mixture of vinyl acetate-vinyl versatate copolymer emulsion and thifluzamide, and the mass ratio of the vinyl acetate-vinyl versatate copolymer emulsion to the thifluzamide is 6: 1) on the surface of the corn seed, and airing at room temperature for later use;
s4, continuously introducing warm air of 25 ℃ into the corn seeds, stirring to reduce the water content of the corn seeds to 16%, adding dry auxiliary materials (the dry auxiliary materials are prepared by mixing straw powder, activated clay, volcanic ash, zeolite powder, asbestos wool, tea seed powder, superfine magnesium oxide, salt and titanium dioxide) into the corn seeds, increasing the temperature of the warm air to 45 ℃, continuously stirring and mixing, removing the dry auxiliary materials when the water content of the corn seeds is 13%, and then packaging the corn seeds under vacuum.
EXAMPLE III
A method for improving the germination rate of corn seeds comprises the following steps:
s1, treating corn seeds: selecting corn seeds with bright grain color and luster and uniform grain size and shape, soaking the corn seeds for 4 hours in distilled water at the temperature of 30 ℃, taking out the corn seeds, soaking the corn seeds for 3 hours in a thiophanate-methyl solution with the mass fraction of 75%, wherein the weight ratio of the thiophanate-methyl solution to the corn seeds in the soaking process is 1000: and 3, soaking the corn seeds for 4 hours by using a potassium permanganate solution with the mass fraction of 0.8%, wherein the weight ratio of the potassium permanganate solution to the corn seeds in soaking is 1000: 14, taking out the corn seeds, washing the corn seeds with distilled water for 45min for later use;
s2, draining water from the corn seeds, soaking the corn seeds in a hormone mixed solution for 6 hours (the hormone mixed solution is a mixture of gibberellin, indoleacetic acid and brassinolide, the use concentration of the gibberellin is 200mg/L, the use concentration of the indoleacetic acid is 9ug/L, and the use concentration of the brassinolide is 240 ug/L), and taking out for later use;
s3, spraying an antibacterial composition (the antibacterial composition is a mixture of vinyl acetate-vinyl versatate copolymer emulsion and thifluzamide, and the mass ratio of the vinyl acetate-vinyl versatate copolymer emulsion to the thifluzamide is 6: 1) on the surface of the corn seed, and airing at room temperature for later use;
s4, continuously introducing warm air of 25 ℃ into the corn seeds, stirring to reduce the water content of the corn seeds to 16%, adding dry auxiliary materials (the dry auxiliary materials are prepared by mixing straw powder, activated clay, volcanic ash, zeolite powder, asbestos wool, tea seed powder, superfine magnesium oxide, salt and titanium dioxide) into the corn seeds, increasing the temperature of the warm air to 45 ℃, continuously stirring and mixing, removing the dry auxiliary materials when the water content of the corn seeds is 13%, and then packaging the corn seeds under vacuum.
1000 corn seeds prepared in the first, second and third examples were planted in sterile nutrient soil, and the germination rates were observed, and the results are shown in the following table:
| example one | Example two | EXAMPLE III | |
| Percentage of germination (%) | 96.9 | 97.4 | 97.2 |
From the above results, it can be seen that the method for increasing the germination percentage of corn seeds according to the present invention produces corn seeds having a high germination percentage, and example two is the most preferred example of the present invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A method for improving the germination rate of corn seeds is characterized by comprising the following steps:
s1, treating corn seeds: selecting corn seeds with bright grain color and luster and uniform grain size and shape, soaking the corn seeds in distilled water at the temperature of 30 ℃ for 3-4 h, taking out, soaking the corn seeds in thiophanate methyl solution for 3h, soaking the corn seeds in potassium permanganate solution for 4h, taking out the corn seeds, and washing the corn seeds with distilled water for 45min for later use;
s2, draining the corn seeds, soaking the corn seeds in the hormone mixed solution for 4 to 6 hours, and taking out the corn seeds for later use;
s3, spraying the antibacterial composition on the surface of the corn seed, and airing at room temperature for later use;
s4, continuously introducing warm air of 25 ℃ into the corn seeds for stirring to reduce the water content of the corn seeds to 16%, then adding drying auxiliary materials into the corn seeds, increasing the temperature of the warm air to 45 ℃, continuously stirring and mixing, removing the drying auxiliary materials when the water content of the corn seeds is 13%, and then packaging the corn seeds under vacuum.
2. The method for improving the germination rate of corn seeds as claimed in claim 1, wherein the mass fraction of the thiophanate methyl solution is 75%, and the weight ratio of the thiophanate methyl solution to the corn seeds during soaking is 1000: (2-3).
3. The method for improving the germination rate of the corn seeds as claimed in claim 1, wherein the mass fraction of the potassium permanganate solution is 0.4% -0.8%, and the weight ratio of the potassium permanganate solution to the corn seeds in soaking is 1000: (12-14).
4. The method for improving the germination rate of corn seeds as claimed in claim 1, wherein the hormone mixture is a mixture of gibberellin, indoleacetic acid and brassinolide, and the concentration of gibberellin is 120mg/L-200mg/L, the concentration of indoleacetic acid is 6ug/L-9ug/L, and the concentration of brassinolide is 150ug/L-240 ug/L.
5. The method for improving germination rate of corn seeds as claimed in claim 1, wherein the antibacterial composition is a mixture of vinyl acetate-vinyl versatate copolymer emulsion and thifluzamide, and the mass ratio of the vinyl acetate-vinyl versatate copolymer emulsion to the thifluzamide is 6: 1.
6. The method for improving the germination rate of corn seeds as claimed in claim 1, wherein the drying auxiliary materials are prepared by mixing straw powder, activated clay, volcanic ash, zeolite powder, asbestos wool, tea seed powder, superfine magnesium oxide, salt and titanium dioxide.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810621214.9A CN110603929A (en) | 2018-06-15 | 2018-06-15 | Method for improving germination rate of corn seeds |
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| CN201810621214.9A CN110603929A (en) | 2018-06-15 | 2018-06-15 | Method for improving germination rate of corn seeds |
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| CN201810621214.9A Withdrawn CN110603929A (en) | 2018-06-15 | 2018-06-15 | Method for improving germination rate of corn seeds |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113287388A (en) * | 2021-06-09 | 2021-08-24 | 贵州省毕节市盛农种业有限责任公司 | Device for improving germination rate of corn seeds and using method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104350834A (en) * | 2014-10-09 | 2015-02-18 | 浙江农林大学 | Seed soaking treatment method for increasing germination rate of corn seeds |
| CN106233946A (en) * | 2016-08-04 | 2016-12-21 | 巢湖市粮食协会 | Being dried and storage practice of a kind of Semen Brassicae campestris |
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- 2018-06-15 CN CN201810621214.9A patent/CN110603929A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104350834A (en) * | 2014-10-09 | 2015-02-18 | 浙江农林大学 | Seed soaking treatment method for increasing germination rate of corn seeds |
| CN106233946A (en) * | 2016-08-04 | 2016-12-21 | 巢湖市粮食协会 | Being dried and storage practice of a kind of Semen Brassicae campestris |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113287388A (en) * | 2021-06-09 | 2021-08-24 | 贵州省毕节市盛农种业有限责任公司 | Device for improving germination rate of corn seeds and using method |
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Application publication date: 20191224 |