CN113966703A - High-yield and high-efficiency planting method for regenerated rice - Google Patents
High-yield and high-efficiency planting method for regenerated rice Download PDFInfo
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- CN113966703A CN113966703A CN202111487011.3A CN202111487011A CN113966703A CN 113966703 A CN113966703 A CN 113966703A CN 202111487011 A CN202111487011 A CN 202111487011A CN 113966703 A CN113966703 A CN 113966703A
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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
- 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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Abstract
The invention belongs to the field of new practical technologies of ecological agriculture, and provides a high-yield and high-efficiency planting method for regenerated rice, which has high yield and good benefit, can reduce production cost, and does not need seeds, pesticides, ploughing and sowing in the second season; the environment pollution is avoided, when the regenerated rice is harvested, the straws are all used for returning to the field without burning, and the biopesticide does not need to be sprayed in the second season; the second season rice has excellent quality, no pesticide spraying, no herbicide application, less fertilizer application, no pesticide residue and heavy metal exceeding the standard, rich rice quality nutrition and high lysine content, and is authentic green ecological rice; the agricultural machinery is simple to operate, and adopts machine tillage, machine throwing, direct sowing, machine transplanting and machine harvesting, and unmanned aerial vehicle sprays pesticide and fertilizes; the season contradiction is staggered, the situation of labor force shortage is relieved and reduced, and the first season of the regenerated rice is harvested in the last ten days of 8 months, so that the season contradiction between double-season rice harvesting and one-season rice harvesting is avoided.
Description
Technical Field
The invention belongs to the field of new practical ecological agriculture technology, and particularly relates to a high-yield and high-efficiency planting method for regenerated rice.
Background
The regenerated rice is a rice harvested twice in one crop, after the first-season rice is harvested, rice seedlings are used for sprouting again, ears are grown, and then the first-season rice is harvested.
The areas suitable for planting the regenerated rice are mainly areas where the sunshine and the heat are not enough to plant the two-season rice, but the area where the one-season rice is more than the area where the two-season rice is planted is grown again on the original root system, which is equivalent to the fact that the period from harvesting the first-season rice to the middle growth period of the second-season rice in the two-season rice planting area is saved, if the area of the rice in one season is provided with redundant areas, the regenerated rice can be planted, and therefore the yield is increased.
In order to obtain the advantages of higher benefit, further reduction of cost, improvement of rice quality, alleviation of labor stress and the like, the high-yield and high-efficiency planting method is worthy of popularization and application.
Disclosure of Invention
The invention provides a high-yield and high-efficiency planting method for regenerated rice, and aims to solve the technical problems.
The invention is realized in such a way that a high-yield and high-efficiency planting method for regenerated rice comprises the following steps:
the seeds of the first season rice are selected from rice varieties with dark green leaf color, compact plant type, strong tillering force, more ears and large grains, good lodging resistance, proper growth period, strong high temperature resistance and regeneration force, and obvious advantages of high yield and stable yield;
sun-drying the seeds for 1-2 days;
disinfecting the seeds with strong chloramine or miamide;
elutriating the disinfected seeds, soaking for 6-8 hours after exposing for 3-4 hours, preserving moisture until the rice cores are white, stacking in a heat preservation chamber, covering with a film, sealing, keeping the temperature below 40 ℃, and elutriating once after breaking the breasts of more than 80% of the seeds;
when the seeds sprout with tip and root length of 5 mm, spreading the seeds in room at normal temperature, hardening the sprouts for sowing, so that the seeds adapt to the air temperature, the seedling rate is improved, and the seeds sprout is kept moist;
sowing first season rice and early season rice simultaneously, selecting field blocks with better fertility and leveling standard and convenient irrigation and transportation, dividing the field blocks into compartments according to 1.8 meters, wherein the compartment surface width is 1.2 meters, the trench width is 0.6 meters, placing seedling raising floppy disks in parallel according to 2 disks in each compartment before sowing, placing the compartments in trench mud, filling the mud with thin mud, slightly shallow mud, controlling the thickness of the mud after drying to be 1.5-2 centimeters, settling for one night or half a day after finishing, using 1.5-2.25 kilograms of seed quantity in each mu of field, and controlling the ratio of a seedling field to the field to be 1: 5;
after sowing to three leaves, keeping a dry seedling state, adding 59-60 ml of penoxsulam into 30 kg of water to remove barnyard grass once per mu after three leaves, rehydrating after 24 hours to protect seedlings, and preserving water for 3-5 days;
transplanting 1.6-2 ten thousand holes per mu, and planting two seedlings, wherein the basic seedlings of each mu of field are 8 ten thousand seedlings;
applying 40-50 kg of compound fertilizer with the content of 51% to each mu of base fertilizer, applying 15 kg of urea to each mu after topdressing and stump survival, and applying 15 kg of potassium chloride fertilizer to each mu after the nodes of the seedlings are pulled out;
drying the field twice, wherein when the number of seedlings per mu reaches 25 ten thousand after the field is thrown and planted for the first time in the jointing stage 25 days, the field drying and seedling control are started, the field is dried until the field edge is too thin to open, the field is not sunk, the white roots of the seedlings are fully distributed on the surface of the field, the field is dried for the second time 10 days before harvesting, the water in the field is cut off, and the purpose that the field is not sunk into mud is achieved by a harvester;
harvesting the first-season rice when the yellow maturity reaches 90-95% in 8 months and 10 days ahead, reserving two-section buds during harvesting, and reserving the height of a rice pile for 20-40 cm;
timely rehydrating in the second day after harvesting in the first season, wherein the water depth is 1 inch, fertilizing 9-11 kg of urea per mu 7 days before harvesting in the first season for the first sprout promoting fertilizer, and fertilizing 10 kg of urea and 10 kg of potassium chloride fertilizer per mu after harvesting and rehydrating in the first season for the second seedling growing fertilizer;
on the second day after harvesting in the first season, spraying 30 ml of brassin mixed with 15 kg of water or spraying 1 g of gibberellic acid mixed with 15 kg of water per mu, after earling, spraying 30 ml of brassin mixed with 15 kg of water per mu, selecting to spray leaf surfaces on sunny days or spraying 2 g of gibberellic acid mixed with 15 kg of water per mu, and selecting to spray leaf surfaces on sunny days;
and harvesting when the ears of the regenerated rice in the second season are completely mature.
Further, the rice variety is one of 867 deep liangyou, 4949 Yongyou, 911Y liangyou and 3206 Longyou.
Still further, the disinfecting the seeds with strong chlorine includes:
soaking the seeds in clear water for 8-10 hours;
and fishing out the seeds, and soaking the seeds in 500 times of strong chlorine solution for 8 to 10 hours.
Further, the step of disinfecting the seeds by using the mianamide is to put the seeds into 3000-4000 times of 45% mianamide solution to soak for 8-10 hours.
Still further, still include: when over 80% of seeds break the chest, 60% imidacloprid suspension seed coating agent is used for dressing the seeds.
Furthermore, in the field sunning process, if the weather is rainy, the rice field is not easy to dry in the sun, and the seedlings grow vigorously, the large number of rice field hills need to be shoveled out by a shovel and poured into the compartment surface, so that the draining ditch is smooth, and the field sunning effect is good.
Furthermore, before harvesting when the yellow maturity degree of the rice ears reaches 90-95%, the method further comprises the following steps of preventing and treating plant diseases and insect pests: the composition is prepared by using 40 ml of azoxystrobin for preventing and treating sheath blight per mu, 40 ml of pymetrozine with the concentration of 25% per mu for preventing and treating rice planthoppers, 6 ml of abamectin benzoate SC40 for preventing and treating rice leaf rollers and chilo suppressalis, 40% tricyclazole SC50 ml for preventing and treating rice blast per mu, and 40 ml of azoxystrobin for preventing and treating false smut per mu.
The high-yield and high-efficiency planting method for the regenerated rice provided by the invention has the beneficial effects that: the yield is high, the yield can reach 650-750 kg per mu in the first season, the yield per mu in the second season can reach 250-300 kg, the yield per mu in the first season and the second season can reach 900-1050 kg, the yield per mu value can reach 2518-2929 yuan, and the yield is increased by 800-1000 yuan compared with the yield per mu obtained by planting rice in one season. The production cost is reduced, seeds, pesticides, plowing and sowing are not needed in the second season, and compared with double cropping rice, the physical and chemical cost and labor cost are saved by 326 yuan per mu. No environmental pollution, the straws are all used for returning to the field when the regenerated rice is harvested, no incineration is needed, and no biological pesticide is sprayed in the second season. The rice quality in the second season is excellent, no pesticide is sprayed, no herbicide is applied, less fertilizer is applied, pesticide residues and heavy metals do not exceed the standard, the rice quality is rich in nutrition, the lysine content is high, and the rice is authentic green ecological rice. The agricultural machinery is simple to operate, and is cultivated by a tractor, thrown by the tractor, directly sowed by the tractor, inserted by the tractor and collected by the tractor, and the unmanned aerial vehicle sprays pesticide and fertilizes. The season contradiction is staggered, the situation of labor force shortage is relieved and reduced, and the first season of the regenerated rice is harvested in the last ten days of 8 months, so that the season contradiction between double-season rice harvesting and one-season rice harvesting is avoided.
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 by the following examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention provides a high-yield and high-efficiency planting method for regenerated rice, which comprises the following steps:
sterilizing, seed soaking and germination accelerating
The method comprises the steps of firstly drying seeds for 1-2 days before seed soaking, sterilizing, improving the water absorption rate and the sprouting uniformity, determining the time for soaking the seeds in water according to real-time weather forecast, arranging the time for soaking the seeds for sprouting for 5-6 days, and robustly planting cold tails and warm heads.
If the weather changes, the seeding can be carried out in advance or in a delayed way by accelerating the temperature rise or adopting a method of spreading buds indoors. Strong chlorine or miamide is used for disinfection during seed soaking to prevent rice blast and bakanae disease. Dry seeds are treated by miamide, and wet seeds are soaked in strong chloride for more than 6 hours so as to avoid damaging embryos. If the disinfection time is more than 12 hours, the disinfection liquid level is always higher than the grain surface, and the effect is prevented from being influenced by breaking the medicine film by turning over during the disinfection. The seeds are elutriated after being disinfected, soaked for 6-8 hours after being exposed for 3-4 hours, kept wet and stacked in a heat preservation chamber until the rice cores are not white, and the seeds stacked in the heat preservation chamber are covered with a film to prevent water loss, so that sealed oxygen deficiency is avoided. The temperature of the seed chest is not more than 40 ℃, more than 80 percent of the seeds are washed once by a large amount of water after chest breaking, waste generated by respiration is washed out, and water is supplemented. And when the exposed bud tip and the root length of the rice seed are about 5 mm, spreading the rice seed to the room at normal temperature for hardening bud for sowing, enabling the rice seed to adapt to the air temperature, improving the seedling rate, keeping moisture when the rice seed is spread indoors, and supplementing water when the rice seed is dry. For preventing damages of sparrows, imidacloprid can be used for dressing seeds when chest is broken by 80%.
Timely early sowing and cultivating strong seedling
The first season ratoon rice adopts the modes of early sowing, early planting and early harvesting, ensures the normal growth and safe and uniform ear of the ratoon rice, and can be sowed with the early rice at the same time. The rice seedling field with good fertility, standard leveling and convenient irrigation and transportation is selected for the machine transplanting and seedling throwing, and the leveling and mud blending of the rice field are realized when the rice seedling field is ploughed for the second time. The compartment is divided into 1.8 meters, wherein the width of the compartment surface is 1.2 meters, and the width of the ditch is 0.6 meter. And (3) placing the seedling raising soft plates in parallel according to 2 plates per compartment before sowing, placing the soft plates in ditch mud, wherein the mud is thin and full, the mud dryness can be shallow, the thickness of the soft plates after mud dryness is controlled to be 1.5-2 cm, and settling for one night or half a day after the soft plates are well finished. The seed consumption per mu of field is 1.5-2.25 kg, and the ratio of the seedling bed to the field is 1: 5. Sowing in late 3 to early 4 months of plastic film seedling raising, adopting a soft disk seedling raising and throwing planting mode, and robing the air temperature cold tail and warm head sowing in the direct seeding field in the late 4 months and the middle ten days.
Spraying barnyard grass
And after sowing to three leaves, keeping a dry seedling state, adding 59-60 ml of penoxsulam into 30 kg of water to remove barnyard grass once per mu after the three leaves, rehydrating after 24 hours to protect seedlings, and preserving water for 3-5 days to control grass by water, thereby improving the control effect. After 15 days, the targeted herbicide can be applied once by adopting the additional spraying according to the weed types to the places with poor barnyard grass removing and weeding effects.
Reasonable close planting
The planting mode is preferably machine-transplanting and seedling throwing, the artificial transplanting is preferably wide-narrow row planting, the density is 16 cm multiplied by (20 + 30) cm, 1.6 ten thousand holes are planted per mu, and double plants are planted. If the rice seedling throwing cultivation mode is adopted, 2 ten thousand holes are thrown and planted per mu, and 8 ten thousand seedlings are basically planted in each mu of field.
Rational fertilizer application and water management
Different varieties have different fertilizer requirements, such as Yongyou 4949 and Shenliangyou 867, are high-yield and stable-yield varieties, the fertilizer requirements are relatively high, 40-50 kg of compound fertilizer with the content of 51% is applied to each mu of base fertilizer, 15 kg of urea is timely applied to each mu after topdressing and root survival, and 15 kg of potassium chloride fertilizer is applied to each mu of seedling after the seedling is pulled out.
Reasonably managing water, airing the field twice, airing the field to control seedlings when the number of seedlings per mu reaches 25 ten thousand in a jointing stage after 25 days after throwing planting for the first time, reducing ineffective tillering, airing the field until the field is too thin, leaving the field without sinking feet, and distributing white roots on the carriage surface. If the weather rains, the rice field is not easy to dry in the sun, and the rice seedlings grow vigorously and the rice field hills with more seedlings are needed to be shoveled by a shovel to pour the silt in the ditch into the compartment surface, so that the water draining ditch is smooth, and the field drying effect is good. And (5) cutting off water in the field 10 days before harvesting in the second field drying, so that the harvester can not sink mud when being put into the field.
Timely preventing and treating plant diseases and insect pests
Mainly preventing and treating sheath blight, rice blast, rice planthopper, chilo suppressalis and the like, and preventing stalk death. The composition is prepared by using 40 ml of azoxystrobin for preventing and treating sheath blight per mu, 40 ml of pymetrozine with the concentration of 25% per mu for preventing and treating rice planthoppers, 6 ml of abamectin benzoate SC40 for preventing and treating rice leaf rollers and chilo suppressalis, 40% tricyclazole SC50 ml for preventing and treating rice blast per mu, and 40 ml of azoxystrobin for preventing and treating false smut per mu.
Timely harvesting in season
Harvesting the first-season ratoon rice when the rice ears are yellow and ripe to 90% -95%, preferably before 8 months and 10 days, and not more than 8 months and 20 days at latest. When harvesting, a narrow-track harvester with the width of 28 cm is selected, and the harvesting is carried out in a connected mode, so that the rolling area is reduced, and the harvester is required to be provided with a grass breaker, and the straw coverage can be reduced.
When harvesting, the damage to the rice stakes is reduced as much as possible, the height of the rice stakes is unreasonable, and the growth period of the regenerated rice can be directly influenced. The growth period is long when the rice stake is short, and the growth period is short when the rice stake is high. Every time the rice is lower by one node, the rice ear of the regenerated rice has more leaves, and the growth period is prolonged by about 5 days. Generally, the principle of reserving two sections of buds, striving for three and four buds is taken as a principle, the height of the reserved piles is preferably 20-40 cm, the rice piles harvested early are appropriately reserved at a low position, and the rice piles harvested late are appropriately reserved at a high position.
Season II management
The first season is harvested, and the water is rehydrated in time in the next day, with the water depth being 1 inch.
And (3) applying 9-11 kg of urea per mu 7 days before harvesting the first germination-promoting fertilizer in the first season, and applying 10 kg of urea and 10 kg of potassium chloride fertilizer per mu after harvesting and rehydrating the second seedling-growing fertilizer in the first season.
The next day after harvesting in the first season, 30 ml of brassin mixed with 15 kg of water is sprayed per mu or 1 g of gibberellic acid mixed with 15 kg of water is sprayed per mu, so that the early germination of the regeneration bud is promoted. After the spike is aligned, 30 ml of brassin is added with 15 kg of water per mu, the brassin is sprayed on the leaves of the leaves in sunny days, or 2 g of gibberellic acid is added with 15 kg of water per mu, and the brassin is sprayed on the leaves of the leaves in sunny days, so that the purposes of improving the seed setting rate and increasing the thousand seed weight are achieved.
When the ears of the regenerated rice are fully mature in the second season, the ears of the regenerated rice are harvested, and the quality and the yield of the rice can be improved.
In summary, the high-yield and high-efficiency planting method for the regenerated rice provided by the embodiment of the invention has the following beneficial effects:
the yield is high, the yield can reach 650-750 kg per mu in the first season, the yield per mu in the second season can reach 250-300 kg, the yield per mu in the first season and the second season can reach 900-1050 kg, the yield per mu value can reach 2518-2929 yuan, and the yield is increased by 800-1000 yuan compared with the yield per mu obtained by planting rice in one season.
The production cost is reduced, seeds, pesticides, plowing and sowing are not needed in the second season, and compared with double cropping rice, the physical and chemical cost and labor cost are saved by 326 yuan per mu.
No environmental pollution, the straws are all used for returning to the field when the regenerated rice is harvested, no incineration is needed, and no biological pesticide is sprayed in the second season.
The rice quality in the second season is excellent, no pesticide is sprayed, no herbicide is applied, less fertilizer is applied, pesticide residues and heavy metals do not exceed the standard, the rice quality is rich in nutrition, the lysine content is high, and the rice is authentic green ecological rice.
The agricultural machine is simple to operate, and adopts the mechanical tillage, mechanical throwing, direct mechanical seeding, mechanical transplanting and mechanical harvesting, and the unmanned aerial vehicle sprays the pesticide (biological pesticide) and fertilizes.
The season contradiction is staggered, the situation of labor force shortage is relieved and reduced, and the first season of the regenerated rice is harvested in the last ten days of 8 months, so that the season contradiction between double-season rice harvesting and one-season rice harvesting is avoided.
The high-yield variety is excellent, wherein 867 deep two excellent varieties, 4949 Yongyou and 911Y two excellent varieties are mainly selected (the three varieties are about 125 days in the whole growth period), 3206 Longyou are also excellent varieties of the ratoon rice (the whole growth period is within 120 days and is suitable for hilly areas), and the high-yield excellent varieties are expressed as follows: the leaf color is dark green, the plant type is compact, the tillering capacity is strong, the ears and the grains are more, the lodging resistance is good, the growth period is proper, the high temperature resistance and the regeneration capacity are strong, and the advantages of high yield and stable yield are obvious.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A high-yield and high-efficiency planting method for regenerated rice is characterized by comprising the following steps:
the seeds of the first season rice are selected from rice varieties with dark green leaf color, compact plant type, strong tillering force, more ears and large grains, good lodging resistance, proper growth period, strong high temperature resistance and regeneration force, and obvious advantages of high yield and stable yield;
sun-drying the seeds for 1-2 days;
disinfecting the seeds with strong chloramine or miamide;
elutriating the disinfected seeds, soaking for 6-8 hours after exposing for 3-4 hours, preserving moisture until the rice cores are white, stacking in a heat preservation chamber, covering with a film, sealing, keeping the temperature below 40 ℃, and elutriating once after breaking the breasts of more than 80% of the seeds;
when the sprouts are exposed to the tips and the roots are 5 mm long, spreading the sprouts indoors, hardening the sprouts at normal temperature, and sowing the sprouts while keeping the sprouts moist;
sowing first season rice and early season rice simultaneously, selecting field blocks with better fertility and leveling standard and convenient irrigation and transportation, dividing the field blocks into compartments according to 1.8 meters, wherein the compartment surface width is 1.2 meters, the trench width is 0.6 meters, placing seedling raising soft plates in parallel according to 2 plates per compartment before sowing, placing the seedling raising soft plates in trench mud, filling the mud with thin mud, shallow mud, controlling the thickness of the mud to be 1.5-2 centimeters after drying, settling for one night or half a day after finishing, using 1.5-2.25 kilograms of seed quantity for each mu of field, and controlling the ratio of a seedling field to the field to be 1: 5;
after sowing to three leaves, keeping a dry seedling state, adding 59-60 ml of penoxsulam into 30 kg of water to remove barnyard grass once per mu after three leaves, rehydrating after 24 hours to protect seedlings, and preserving water for 3-5 days;
transplanting 1.6-2 ten thousand holes per mu, and planting two seedlings, wherein the basic seedlings of each mu of field are 8 ten thousand seedlings;
applying 40-50 kg of compound fertilizer with the content of 51% to each mu of base fertilizer, applying 15 kg of urea to each mu of rice seedlings after topdressing and survival of the rice seedlings, and applying 15 kg of potassium chloride fertilizer to each mu of rice seedlings after jointing;
drying the field twice, wherein when the number of seedlings per mu reaches 25 ten thousand after the throwing planting for the first time in the jointing stage after 25 days, the field drying and seedling control are started, the field drying is carried out until the edge of the field is too thin, the field is not sunk, white roots are fully covered, the field is dried in the sun for the second time 10 days before the field is harvested, the water in the field is cut off, and the purpose that the field is not sunk into mud when the harvester is placed in the field is achieved;
harvesting the first-season rice ears before 8 months and 10 days when the yellow maturity degree reaches 90-95%, reserving second-node buds during harvesting, and reserving rice stakes with the height of 20-40 cm;
timely rehydrating in the second day after harvesting in the first season, wherein the water depth is 1 inch, fertilizing 9-11 kg of urea per mu 7 days before harvesting in the first season for the first sprout promoting fertilizer, and fertilizing 10 kg of urea and 10 kg of potassium chloride fertilizer per mu after harvesting and rehydrating in the first season for the second seedling growing fertilizer;
on the second day after harvesting in the first season, spraying 30 ml of brassin mixed with 15 kg of water or spraying 1 g of gibberellic acid mixed with 15 kg of water per mu, after earling, spraying 30 ml of brassin mixed with 15 kg of water per mu, selecting to spray leaf surfaces on sunny days or spraying 2 g of gibberellic acid mixed with 15 kg of water per mu, and selecting to spray leaf surfaces on sunny days;
and harvesting when the ears of the regenerated rice in the second season are completely mature.
2. The high-yield and high-efficiency planting method of the regenerated rice as claimed in claim 1, wherein the rice variety is one of Shenliangyou 867, Yongyou 4949, Yliangyou 911 and Longyou 3206.
3. A high yield and high efficiency planting method of regenerated rice as claimed in claim 1 wherein said disinfecting the seeds with strong chlorine comprises:
soaking the seeds in clear water for 8-10 hours;
and fishing out the seeds, and soaking the seeds in 500 times of strong chlorine solution for 8 to 10 hours.
4. A high-yield and high-efficiency planting method for regenerated rice as claimed in claim 1, wherein said step of disinfecting the seeds with mianamide comprises soaking the seeds in 3000-4000 times 45% mianamide solution for 8-10 hours.
5. The high-yield and high-efficiency planting method for the regenerated rice as claimed in claim 1, further comprising: when over 80% of seeds break the chest, 60% imidacloprid suspension seed coating agent is used for dressing the seeds.
6. The high-yield and high-efficiency planting method of the regenerated rice as claimed in claim 1, wherein when the field is sunned, if the weather is rainy and the seedlings grow vigorously, the silt in the ditch is shoveled out and poured into the compartment surface by a shovel on the hills of the rice field with a large number of seedlings, so as to ensure communication and water drainage.
7. The high-yield and high-efficiency planting method for the regenerated rice as claimed in claim 1, characterized by further comprising the following steps of preventing and treating plant diseases and insect pests before harvesting when the yellow maturity degree of rice ears reaches 90% -95% in first season:
the composition is prepared by using 40 ml of azoxystrobin for preventing and treating sheath blight per mu, 40 ml of pymetrozine with the concentration of 25% per mu for preventing and treating rice planthoppers, 6 ml of abamectin benzoate SC40 for preventing and treating rice leaf rollers and chilo suppressalis, 40% tricyclazole SC50 ml for preventing and treating rice blast per mu, and 40 ml of azoxystrobin for preventing and treating false smut per mu.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793580A (en) * | 2022-03-28 | 2022-07-29 | 江苏农林职业技术学院 | Microbial agent allocation method for rice field regenerated water-clear water combined irrigation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793580A (en) * | 2022-03-28 | 2022-07-29 | 江苏农林职业技术学院 | Microbial agent allocation method for rice field regenerated water-clear water combined irrigation |
| CN114793580B (en) * | 2022-03-28 | 2023-06-23 | 江苏农林职业技术学院 | Microbial agent dispensing method for paddy field reclaimed water-clear water combined irrigation |
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