CN110892851A - Ratoon rice cultivation process - Google Patents
Ratoon rice cultivation process Download PDFInfo
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- CN110892851A CN110892851A CN201911187403.0A CN201911187403A CN110892851A CN 110892851 A CN110892851 A CN 110892851A CN 201911187403 A CN201911187403 A CN 201911187403A CN 110892851 A CN110892851 A CN 110892851A
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- rice
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/005—Following a specific plan, e.g. pattern
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
- C05B1/02—Superphosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- Environmental Sciences (AREA)
- Forests & Forestry (AREA)
- Soil Sciences (AREA)
- Organic Chemistry (AREA)
- Botany (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a ratoon rice cultivation process, which comprises the following steps: s1, cutting off water and drying the field 7 days before the first season rice is mature, cutting off the upper 2/3 part of the rice plant, collecting the rice ear, reserving axillary buds, and reserving the lower 1/3 plant and root system; s2, within 2 days of harvesting the first season rice, applying 5-15 kg/mu of urea, 5-10 kg/mu of potassium chloride and 11-15 kg/mu of compound fertilizer to each mu of rice field, irrigating, and growing and developing axillary buds to form second season rice; s3, spraying 902 gibberellin 3-5 g/mu once in about 1 week of the growth of the two-season rice to stimulate the growth of leaves and buds, spraying imidacloprid, buprofezin and 920 growth regulators during the growth period of the two-season rice, and harvesting when the yellow falling rate of the two-season rice grains reaches more than 95%. The invention is simple, the first season rice is applied with a proper amount of special fertilizer before maturing, and is also beneficial to the survival and the germination of axillary buds, the second season rice is sprayed with 902 gibberellin for about 1 week to stimulate the growth of leaves and buds, and the 920 growth regulator is beneficial to the quick and healthy growth of the second season rice.
Description
Technical Field
The invention belongs to the technical field of ratoon rice cultivation, and particularly relates to a ratoon rice cultivation process.
Background
The regeneration rice refers to middle-season rice and reserve regeneration rice, and is a rice type which utilizes the regeneration characteristics of rice and adopts certain cultivation management measures to ensure that dormant buds on rice stakes after first-season rice is harvested germinate and grow so as to obtain regenerated rice ears. The existing cultivation method of the ratoon rice is complex and is not beneficial to secondary development of the ratoon rice after being harvested, so a ratoon rice cultivation process is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a cultivation process of ratoon rice.
In order to achieve the purpose, the invention provides the following technical scheme:
a ratoon rice cultivation process comprises the following steps:
s1, planting the ratoon rice in a region with proper temperature, light and water conditions, cutting off water and drying the field 7 days before the first season rice is mature, cutting off the upper 2/3 part of a rice plant, collecting rice ears, keeping axillary buds, and keeping the lower 1/3 plant and root system;
s2, removing diseased and decayed root systems, leaving healthy root systems, removing weeds in time, strengthening the root systems, applying 5-15 kg/mu of urea, 5-10 kg/mu of potassium chloride and 11-15 kg/mu of compound fertilizer to each mu of rice field within 2 days after harvesting the first season rice, irrigating, and then growing and developing axillary buds to form second season rice;
s3, spraying 902 gibberellin 3-5 g/mu once in about 1 week of the growth of the two-season rice to stimulate the growth of leaves and buds, spraying imidacloprid, buprofezin and 920 growth regulators during the growth period of the two-season rice, and harvesting when the yellow falling rate of the two-season rice grains reaches more than 95%.
Preferably, the first season rice is kept shallow water and moist in the heading and mature period, so that higher survival rate and root activity of axillary buds are favorably kept; a proper amount of special fertilizer is applied before the first season rice is mature, and the survival and the germination of axillary buds are facilitated.
Preferably, the special fertilizer comprises pig manure, a nitrogen-phosphorus-potassium compound fertilizer, urea, calcium superphosphate and potassium chloride, and the application amounts of the special fertilizer are respectively as follows: 120kg of pig manure per mu, 18-22kg of nitrogen-phosphorus-potassium compound fertilizer per mu, 10-15kg of urea per mu, 20-28kg of calcium superphosphate per mu and 8-12kg of potassium chloride per mu.
Preferably, the field should be kept moist within 1O day after the first season rice is harvested, 24-3O days after the first season rice is harvested, the second season rice enters the ear-picking flowering period, the surface of the field is kept shallow water, the field is kept dry and easy to sink to the feet, and the diseases and insect pests are prevented and treated in time during the growth period.
Preferably, in the step S2, when applying the urea, the potassium chloride and the compound fertilizer, the fertilizer is applied below the top of the rice root system to prevent the urea, the potassium chloride and the compound fertilizer from being thrown into the root system and burning the root system.
Preferably, lime and plant ash are applied to prevent and control plant diseases and insect pests when the tillering stage of the first season rice in the step S1 is or the first season rice grows to 35-40cm high.
Compared with the prior art, the invention has the beneficial effects that: compared with the traditional technology, the method provided by the invention is simple, shallow water and humidity are kept in the heading and mature period of the first season rice, and higher survival rate and root activity of axillary buds are favorably kept; a proper amount of special fertilizer is applied before the first season rice is mature, and the survival and the germination of axillary buds are facilitated. In 2 days after the first season rice is harvested, urea, potassium chloride and compound fertilizer are applied to the rice field to provide nutrients for the growth and development of axillary buds, 902 gibberellin is sprayed once in about 1 week after the second season rice grows, the growth of leaves and buds is stimulated, and a 920 growth regulator is beneficial to the rapid and healthy growth of the second season rice.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A ratoon rice cultivation process comprises the following steps:
s1, planting the ratoon rice in a region with proper temperature, light and water conditions, cutting off water and drying the field 7 days before the first season rice is mature, cutting off the upper 2/3 part of a rice plant, collecting rice ears, keeping axillary buds, and keeping the lower 1/3 plant and root system;
s2, removing diseased and decayed root systems, leaving healthy root systems, removing weeds in time, strengthening the root systems, applying 5 kg/mu of urea, 8 kg/mu of potassium chloride and 11 kg/mu of compound fertilizer to each mu of rice field within 2 days after harvesting the first season rice, irrigating, and growing axillary buds to form second season rice;
s3, spraying 902 gibberellin 3 g/mu once in about 1 week of the growth of the two-season rice to stimulate the growth of leaves and buds, spraying imidacloprid, buprofezin and 920 growth regulators during the growth period of the two-season rice, and harvesting when the yellow falling rate of grains of the two-season rice reaches more than 95%.
Specifically, the first season rice is kept shallow water and moist in the heading and mature period, so that higher survival rate and root activity of axillary buds are favorably kept; a proper amount of special fertilizer is applied before the first season rice is mature, and the survival and the germination of axillary buds are facilitated.
Specifically, the special fertilizer comprises pig manure, a nitrogen-phosphorus-potassium compound fertilizer, urea, calcium superphosphate and potassium chloride, and the application amounts of the special fertilizer are respectively as follows: 120 kg/mu of pig manure, 18 kg/mu of nitrogen phosphorus potassium compound fertilizer, 10 kg/mu of urea, 20 kg/mu of calcium superphosphate and 8 kg/mu of potassium chloride.
Specifically, the field should be kept moist within 1O day after the first season rice is harvested, 24-3O days after the first season rice is harvested, the second season rice enters the ear-picking and flowering period, the surface of the field is kept shallow water, the field is kept dry and easy to sink to the feet, and the diseases and insect pests are prevented and treated in time during the growth period.
Specifically, in the step S2, when urea, potassium chloride and the compound fertilizer are applied, the fertilizer is applied below the top of the rice root system to prevent the urea, the potassium chloride and the compound fertilizer from being thrown into the root system and burning the root system.
Specifically, lime and plant ash are applied to prevent and control plant diseases and insect pests when the tillering stage of the first season rice in the step S1 is or the first season rice grows to 35cm high.
Example 2
A ratoon rice cultivation process comprises the following steps:
s1, planting the ratoon rice in a region with proper temperature, light and water conditions, cutting off water and drying the field 7 days before the first season rice is mature, cutting off the upper 2/3 part of a rice plant, collecting rice ears, keeping axillary buds, and keeping the lower 1/3 plant and root system;
s2, removing diseased and decayed root systems, leaving healthy root systems, removing weeds in time, strengthening the root systems, applying 15 kg/mu of urea, 10 kg/mu of potassium chloride and 15 kg/mu of compound fertilizer to each mu of rice field within 2 days after harvesting the first season rice, irrigating, and growing axillary buds to form second season rice;
s3, spraying 902 gibberellin 5 g/mu once in about 1 week of the growth of the two-season rice to stimulate the growth of leaves and buds, spraying imidacloprid, buprofezin and 920 growth regulators during the growth period of the two-season rice, and harvesting when the yellow falling rate of grains of the two-season rice reaches more than 95%.
Specifically, the first season rice is kept shallow water and moist in the heading and mature period, so that higher survival rate and root activity of axillary buds are favorably kept; a proper amount of special fertilizer is applied before the first season rice is mature, and the survival and the germination of axillary buds are facilitated.
Specifically, the special fertilizer comprises pig manure, a nitrogen-phosphorus-potassium compound fertilizer, urea, calcium superphosphate and potassium chloride, and the application amounts of the special fertilizer are respectively as follows: 160 kg/mu of pig manure, 22 kg/mu of nitrogen phosphorus potassium compound fertilizer, 15 kg/mu of urea, 28 kg/mu of calcium superphosphate and 12 kg/mu of potassium chloride.
Specifically, the field should be kept moist within 1O day after the first season rice is harvested, 24-3O days after the first season rice is harvested, the second season rice enters the ear-picking and flowering period, the surface of the field is kept shallow water, the field is kept dry and easy to sink to the feet, and the diseases and insect pests are prevented and treated in time during the growth period.
Specifically, in the step S2, when urea, potassium chloride and the compound fertilizer are applied, the fertilizer is applied below the top of the rice root system to prevent the urea, the potassium chloride and the compound fertilizer from being thrown into the root system and burning the root system.
Specifically, lime and plant ash are applied to prevent and control the plant diseases and insect pests when the tillering stage of the first season rice in the step S1 is or the first season rice grows to 40cm high.
In summary, the following steps: compared with the traditional technology, the method provided by the invention is simple, shallow water and humidity are kept in the heading and mature period of the first season rice, and higher survival rate and root activity of axillary buds are favorably kept; a proper amount of special fertilizer is applied before the first season rice is mature, and the survival and the germination of axillary buds are facilitated. In 2 days after the first season rice is harvested, urea, potassium chloride and compound fertilizer are applied to the rice field to provide nutrients for the growth and development of axillary buds, 902 gibberellin is sprayed once in about 1 week after the second season rice grows, the growth of leaves and buds is stimulated, and a 920 growth regulator is beneficial to the rapid and healthy growth of the second season rice.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A ratoon rice cultivation process is characterized in that: the method comprises the following steps:
s1, planting the ratoon rice in a region with proper temperature, light and water conditions, cutting off water and drying the field 7 days before the first season rice is mature, cutting off the upper 2/3 part of a rice plant, collecting rice ears, keeping axillary buds, and keeping the lower 1/3 plant and root system;
s2, removing diseased and decayed root systems, leaving healthy root systems, removing weeds in time, strengthening the root systems, applying 5-15 kg/mu of urea, 5-10 kg/mu of potassium chloride and 11-15 kg/mu of compound fertilizer to each mu of rice field within 2 days after harvesting the first season rice, irrigating, and then growing and developing axillary buds to form second season rice;
s3, spraying 902 gibberellin 3-5 g/mu once in about 1 week of the growth of the two-season rice to stimulate the growth of leaves and buds, spraying imidacloprid, buprofezin and 920 growth regulators during the growth period of the two-season rice, and harvesting when the yellow falling rate of the two-season rice grains reaches more than 95%.
2. The cultivation process of ratoon rice as claimed in claim 1, characterized in that: the first season rice is kept shallow and moist in the heading and mature period, so that higher survival rate and root activity of axillary buds are kept; a proper amount of special fertilizer is applied before the first season rice is mature, and the survival and the germination of axillary buds are facilitated.
3. The cultivation process of ratoon rice as claimed in claim 2, characterized in that: the special fertilizer comprises pig manure, a nitrogen-phosphorus-potassium compound fertilizer, urea, calcium superphosphate and potassium chloride, and the application amounts are respectively as follows: 120kg of pig manure per mu, 18-22kg of nitrogen-phosphorus-potassium compound fertilizer per mu, 10-15kg of urea per mu, 20-28kg of calcium superphosphate per mu and 8-12kg of potassium chloride per mu.
4. The cultivation process of ratoon rice as claimed in claim 1, characterized in that: the first season rice should be kept wet within 1O day after harvesting, and 24-3O days after harvesting, the second season rice enters the ear-picking and flowering period, the surface of the field is kept in shallow water, the field is kept in a dry and easily sufficient state in the later period, and the diseases and insect pests are prevented and treated in time during the growth period.
5. The cultivation process of ratoon rice as claimed in claim 1, characterized in that: in the step S2, when urea, potassium chloride and compound fertilizer are applied, the fertilizer is applied below the top of the rice root system to prevent the urea, the potassium chloride and the compound fertilizer from being thrown into the root system and burning the root system.
6. The cultivation process of ratoon rice as claimed in claim 1, characterized in that: in the step S1, lime and plant ash are applied to prevent and control plant diseases and insect pests when the tillering stage of the first season rice is 35-40cm high or the first season rice grows to be 35-40cm high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187403.0A CN110892851A (en) | 2019-11-28 | 2019-11-28 | Ratoon rice cultivation process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911187403.0A CN110892851A (en) | 2019-11-28 | 2019-11-28 | Ratoon rice cultivation process |
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| CN110892851A true CN110892851A (en) | 2020-03-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112136624A (en) * | 2020-10-13 | 2020-12-29 | 湖南杂交水稻研究中心 | Renewable rice one-supplement yield-increasing and efficiency-increasing method based on efficient utilization of light energy |
| CN112673914A (en) * | 2020-11-24 | 2021-04-20 | 含山县铜闸镇鑫禾供销合作社有限公司 | High-yield cultivation method for Y Liangyou 900 ratoon rice |
| CN112772325A (en) * | 2021-02-01 | 2021-05-11 | 安徽国豪农业科技有限公司 | Water-saving cultivation method for ratoon rice |
| CN115500226A (en) * | 2022-09-27 | 2022-12-23 | 湖南杂交水稻研究中心 | Method for rapidly acquiring regenerated buds with different germination degrees |
-
2019
- 2019-11-28 CN CN201911187403.0A patent/CN110892851A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112136624A (en) * | 2020-10-13 | 2020-12-29 | 湖南杂交水稻研究中心 | Renewable rice one-supplement yield-increasing and efficiency-increasing method based on efficient utilization of light energy |
| CN112136624B (en) * | 2020-10-13 | 2022-08-05 | 湖南杂交水稻研究中心 | Renewable rice one-supplement yield-increasing and efficiency-increasing method based on efficient utilization of light energy |
| CN112673914A (en) * | 2020-11-24 | 2021-04-20 | 含山县铜闸镇鑫禾供销合作社有限公司 | High-yield cultivation method for Y Liangyou 900 ratoon rice |
| CN112673914B (en) * | 2020-11-24 | 2023-04-11 | 含山县铜闸镇鑫禾供销合作社有限公司 | High-yield cultivation method for Y Liangyou 900 ratoon rice |
| CN112772325A (en) * | 2021-02-01 | 2021-05-11 | 安徽国豪农业科技有限公司 | Water-saving cultivation method for ratoon rice |
| CN115500226A (en) * | 2022-09-27 | 2022-12-23 | 湖南杂交水稻研究中心 | Method for rapidly acquiring regenerated buds with different germination degrees |
| CN115500226B (en) * | 2022-09-27 | 2023-09-22 | 湖南杂交水稻研究中心 | Method for rapidly obtaining regenerated buds with different germination degrees |
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