CN103814785A - Cultivation method of Xiangya Xiangnian rice - Google Patents
Cultivation method of Xiangya Xiangnian rice Download PDFInfo
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Abstract
The invention relates to the technical field of rice cultivation, in particular to a cultivation method of Xiangya Xiangnian rice. The method includes the steps of 1, preparing seeds; 2, accelerating germination; 3, preparing before seedling raising; 4, raising seedlings with plastic trays; 5, managing seedling raising time; 6, after land preparation, slinging seedlings or transplanting seedlings; 7, managing seedlings being raised in a field. All steps are subjected to fine operations, so that the quality is controllable each time; few chemical fertilizers and pesticides are used, and rice field and quality are greatly increased; meanwhile, low environmental influence is caused, and ecological cultivation of rice is basically achieved.
Description
Technical field
The present invention relates to rice cultivating technique field, particularly the cultivation method of the fragrant sticky paddy rice of a kind of ivory.
Background technology
China is the production and consumption big country of paddy rice, and rice growing area and product are all to occupy national cereal crops first place.Present stage China paddy rice annual production is 1.9 hundred million tons, amounts to 1.3 hundred million tons of rice output, accounts for 30% left and right of 40% and world's paddy rice gross yield of national total output of grain, and there is 60% population in the whole nation take rice as staple food, and a year consumption figure is 1.35 hundred million tons.
So rice cultivating technique is very important to the paddy rice development of China, rice cropping is at present still take traditional method as main, the techniques such as seed selection, vernalization, fertilising, weeding all adopt extensive mode processing: if seed is without Screening Treatment, natural vernalization, is used chemical fertilizer and agricultural chemicals etc. in a large number, thereby cause the rice yield of China not high, paddy quality is poor, and in addition, environmental influence is larger, pesticide concentration exceeds standard, and has a strong impact on human health level.How ecological science rice cultivation, has become the focus of research in industry.
Summary of the invention
The deficiency existing for above-mentioned prior art, the object of this invention is to provide the cultivation method of the fragrant sticky paddy rice of a kind of ivory, having technique arranges rationally, flow process is meticulous, the feature such as workable, can greatly improve quality of rice, improves the ecological environment, and can in the Industry Model of Company+Peasant Household+base+cooperative society, promote and apply, for Contribution To Science is made in the construction that promotes agriculture, rural areas and farmers.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
The cultivation method of the fragrant sticky paddy rice of a kind of ivory of the present invention, comprises the steps:
(1) prepare the fragrant sticky rice paddy seed of ivory:
1. seed selection: the seed that is soaked in water, floating seed is removed;
2. bask seeds: seed selected after water soaking is shone under the sun to a moment;
3. sterilization: medication immersion bubble seed 15-20 minute, rear clean with clear water;
4. seed soaking: with woven bag, the seed of having sterilized is put into water and soak, wherein early make seed immersion and be no less than 24 hours, making seed evening soaks 12 hours, in the process of soaking at seed, within every 12 hours, wash seed once, until seed color of shell is deepened, be pellucidity, embryo expands, and the grain of rice is easily pinched disconnected;
(2) vernalization: early make seed after seed soaking, then use emerge in worm water, after draining, seed is stacked, stack until seed shows money or valuables one carries unintentionally; Make seed evening and use the mesh bag splendid attire of permeable ventilation, day soaks that dry in the air night until seed shows money or valuables one carries unintentionally;
(3) before growing seedlings, prepare:
1. seedling ground is selected: for early making, select leeward facing south, physical features is smooth, and fertile soil and irrigation and drainage are nonirrigated farmland or Di Zuo seedbed, paddy field easily; For making evening, select irrigation and drainage convenient, fertile soil, close to Honda and the standing grain field of high-land do seedbed;
2. seedbed fertilising, sterilization: turned in seedbed, ploughing depth is 12-15 centimetre, and farmyard manure 1-1.5 kilogram is executed in every square meter seedbed, by broken together with the soil block of seedbed farmyard manure, leveling, stubble, weeds are removed, with 50% carbendazim solution to arrange after seedbed disinfection;
3. do ridge-up bed: ridge-up bed is wide 1.3 meters, long 10 meters, working path is established in ridge-up bed both sides wholely, and described working path width is 50 centimetres, and the degree of depth is 15-20 centimetre;
4. preparing plastic seedling dish: with 1.5 ten thousand calculating of every mu of field rice transplanting seedling number, with plastics seedling dish 31-40 of 561 through holes, or individual with the plastics seedling dish 38-42 of 561 through holes;
5. prepare to sieve soil: fertile, loose soil is shone in vain, smashed, then sieve with the screen cloth of 10 order specifications, to cover purposes;
(4) plastics seedling-cultivation plate:
1. discharge plastics seedling dish: to watering clear water on ridge-up bed or watering the thin mud of 2-3 centimetre, repeatedly weed and loosen the soil flat after discharge plastics seedling dish; 3 of plastics seedling dish 2 of flat rafts of placement or vertical setting of types, and plastics seedling tray bottom is pressed into thin mud 0.3-0.5 centimetre, the height of described plastics seedling dish is 0.9-1.5 centimetre;
2. enter Nutrition Soil: do Nutrition Soil with river silt slurry or pond sludge slurry, remove after impurity, fill the through hole of plastics seedling dish, until river silt slurry or pond sludge slurry heavy real after, wipe unnecessary river silt slurry or pond sludge slurry off rear sowing; Make Nutrition Soil with dry pond sludge powder or nonirrigated farmland mud powder, first screen out impurity and large clod, pond sludge powder or nonirrigated farmland mud powder be evenly sprinkled in the through hole on plastics seedling dish, to pond sludge powder or nonirrigated farmland mud powder fill up through hole 2/3 after, water depositing in water real after sowing;
3. sowing: by step (1) in seed uniform broadcasting after vernalization on plastics seedling dish, as made Nutrition Soil with river silt slurry or pond sludge slurry, seed is swept in plastics seedling dish through hole and is buried, river silt slurry unnecessary on plastics seedling dish or pond sludge slurry are struck off; As made Nutrition Soil with dry pond sludge powder or nonirrigated farmland mud powder, after seed is swept in plastics seedling dish through hole, then cover 1/3 the soil that sieves, clear away unnecessary sieving after soil, water;
4. cover: after planting, early make and set up in time bow member, bow member height is 0.7 meter covered with plastic film insulation on bow member; Make evening and can cover the rice straw of 5-6 centimetre in case heavy rain;
(5) management while growing seedlings:
1. temperature treatment: early make in sowing to before emerging, sealing thermal insulation, in plastic film, temperature is not higher than 35 ℃, and after emerging, to 2 leaves, in plastic film, temperature is controlled at not higher than 25 ℃, after 2 leaves, starts the hardening of ventilating, and temperature in plastic film is controlled to 20 ℃; And temperature is slowly reduced, 3 leaves, to rice transplanting, are opened plastic film entirely; Make evening in the time emerging to 1 leaf 1 pin the rice straw of covering is taken away;
2. water management: before emerging, the moisture of Nutrition Soil is controlled at 45%, early makes rice transplanting and waters for first 1 day, makes rice transplanting evening and waters before noon, has been convenient to seedling;
3. fertilizer management: 2.5 Leaf-Age-Periods after emerging, evenly spray with the human excrement solution of 3-4%, after rinse blade face with clear water again; 2-3 days before rice transplanting, the urea liquid of foliage-spray 0.2 send transfers fertilizer;
(6) rice transplanting or rice transplanting wholely:
1. in land for growing field crops, apply basal dressing, field face is raked, described basal dressing, take fertilizer as main, applies a small amount of microorganism fertilizer;
2. rice transplanting or rice transplanting: early make the sheet at seedling leaf 3-3.5, temperature is stabilized in more than 15 ℃, and rice transplanting at the beginning of by the end of March-4 months is made the sheet at seedling leaf 2.5-3 evening, selects fine day, rice transplanting at the beginning of by the end of July-8 months; Early make 30 days length of time rice seedlings grow, leaf age 7-8 sheet, temperature is stabilized in more than 15 ℃, and leaf age 6-7 sheet, rice transplanting at the beginning of by the end of July-8 months are made 20 days length of time rice seedlings grow in rice transplanting at the beginning of by the end of March-4 months evening;
3. rice transplanting or rice transplanting specification: every mu of rice transplanting amount, for early making ten thousand of 1.8-2, is made ten thousand of 2-2.2 evening; Early make rice transplanting specification 7*4.5 inch, make rice transplanting specification 6.5*5 inch evening;
4. carrying seedling throwing method: rice transplanting divides secondary to carry out, throws nearby after first throwing at a distance, first the 70-80% of plan seedling amount is thrown into Tanaka for the first time, by the seedling amount of other 20-30% be used for mending rare, fill a vacancy and mend corner;
(7) field seedling raising management:
1. fertilizer management: the ratio that is 1:0.5:1.2 in nitrogen, phosphorus, potassium fertilising;
2. water management: between tillering stage, fill with 4-5 centimetre of shallow water, utilize night or cloudy open field 2-3 time;
3. dry field: tiller reach enough seedlings 80% time, start draining dry field, shine to rice shoot leaf look and take off to light greenish blue, blade straightens as degree;
4. protect fetal fluids: intermittent irrigation between booting stage, keeps field fully moistening, until heading;
5. the flowering of earing grouting water: the diligent horse race water of filling with between the pustulation period, keep field moistening, before harvesting, within 5-7 days, stop pouring water, short paddy rice maturation, is convenient to harvesting and dry.
Wherein, step (1) described in liquid medicine be that percent concentration is 5% jinggangmeisu solution; The mass ratio of described seed and liquid is 1:1.25.
Wherein, step (2) described in the temperature of warm water be 40 ℃, soak time is 5-10 minute, when seed is stacked, keeping the central temperature of seed heap is 35 ℃.
Compared with prior art, the present invention has following beneficial effect: the present invention in terms of existing technologies, prepare seed, vernalization, grow seedlings before preparations, plastics seedling-cultivation plate, manage while growing seedlings, rice transplanting or rice transplanting and field seedling raising are managed each technique behind whole ground, all adopt refinement, guarantee quality controllablely each time, use less fertilizer and pesticide, product and the quality of paddy rice are greatly improved, meanwhile, environmental influence is little, has substantially accomplished ecological cultivation rice cultivation.
Embodiment
Below in conjunction with embodiment, the present invention is further described.
The cultivation method of the fragrant sticky paddy rice of a kind of ivory of the present invention, concrete operations are as follows:
(1) the sticky rice paddy seed of standby ivory perfume, comprises seed selection, bask seeds, and the steps such as sterilization and seed soaking, particularly, and seed selection: the seed that is soaked in water, floating seed is removed, operate like this, can guarantee the able-bodied rate of seed.Bask seeds: seed selected after water soaking is shone under the sun to a moment, be specially 1-3 a moment herein and carve.Sterilization: medication immersion bubble seed 15-20 minute, rear clean with clear water, described liquid medicine is that percent concentration is 5% jinggangmeisu solution; The mass ratio of described seed and liquid is 1:1.25, strictly controls the rotting rate of later stage seed, improves bud ratio.Seed soaking: with woven bag, the seed of having sterilized is put into water and soak, wherein early make seed immersion and be no less than 24 hours, making seed evening soaks 12 hours, in the process of soaking at seed, within every 12 hours, wash seed once, until seed color of shell is deepened, be pellucidity, embryo expands, and the grain of rice is easily pinched disconnected; Operation, is conducive to improve bud ratio like this.
(2) vernalization, early makes seed after seed soaking, then uses emerge in worm water, after draining, seed is stacked, and stacks until seed shows money or valuables one carries unintentionally; Make seed evening and use the mesh bag splendid attire of permeable ventilation, a day immersion liquid is dried in the air until seed shows money or valuables one carries unintentionally; The temperature of described warm water is 50 ℃, and soak time is 5-10 minute, and when seed is stacked, keeping the central temperature of seed heap is 35 ℃.
(3) before growing seedlings, prepare, comprise seedling and select, seedbed fertilising, sterilization, do ridge-up bed wholely, preparing plastic seedling dish and the preparation steps such as soil of sieving, particularly: seedling ground is selected: for early making, select that leeward on the sunny side physical features is smooth, fertile soil and irrigation and drainage early ground or Di Zuo seedbed, paddy field easily; For making evening, select irrigation and drainage convenient, fertile soil, close to Honda and the standing grain field of high-land do seedbed.Seedbed fertilising, sterilization: turned in seedbed, ploughing depth is 12-15 centimetre, and farmyard manure 1-1.5 kilogram is executed in every square meter seedbed, by broken together with the soil block of seedbed farmyard manure, leveling, stubble, weeds are removed, with 50% carbendazim solution to arrange after seedbed disinfection.Do ridge-up bed: ridge-up bed is wide 1.3 meters, long 10 meters, working path is established in ridge-up bed both sides wholely, and described working path width is 50 centimetres, and the degree of depth is 15-20 centimetre.Preparing plastic seedling dish: with 1.5 ten thousand calculating of every mu of field rice transplanting seedling number, with plastics seedling dish 31-40 of 561 through holes, or individual with the plastics seedling dish 38-42 of 561 through holes.The preparation soil that sieves: by fertile, loose soil shine white, smash, then sieve with the screen cloth of 10 order specifications, to cover purposes;
(4) plastics seedling-cultivation plate, comprises discharge plastics seedling dish, enters Nutrition Soil, and the steps such as sowing and covering, are specially: discharge plastics seedling dish: to watering clear water on ridge-up bed or watering the thin mud of 2-3 centimetre, repeatedly weed and loosen the soil flat after discharge plastics seedling dish; 3 of plastics seedling dish 2 of flat rafts of placement or vertical setting of types, and plastics seedling tray bottom is pressed into thin mud 0.3-0.5 centimetre, the height of described plastics seedling dish is 0.9-1.5 centimetre.Enter Nutrition Soil: do Nutrition Soil with river silt slurry or pond sludge slurry, remove after impurity, fill the through hole of plastics seedling dish, until river silt slurry or pond sludge slurry heavy real after, wipe unnecessary river silt slurry or pond sludge slurry off rear sowing; Make Nutrition Soil with dry pond sludge powder or nonirrigated farmland mud powder, first screen out impurity and large clod, pond sludge powder or nonirrigated farmland mud powder be evenly sprinkled in the through hole on plastics seedling dish, to pond sludge powder or nonirrigated farmland mud powder fill up through hole 2/3 after, water depositing in water real after sowing.Sowing: by step (1) in seed uniform broadcasting after vernalization on plastics seedling dish, as made Nutrition Soil with river silt slurry or pond sludge slurry, seed is swept in plastics seedling dish through hole and is buried, river silt slurry unnecessary on plastics seedling dish or pond sludge slurry are struck off; As made Nutrition Soil with dry pond sludge powder or nonirrigated farmland mud powder, after seed is swept in plastics seedling dish through hole, then cover 1/3 the soil that sieves, clear away unnecessary sieving after soil, water.Cover: after planting, early make and set up in time bow member, bow member height is 0.5 meter covered with plastic film insulation on bow member; Make evening and can cover the rice straw of 5-6 centimetre in case heavy rain.
(5) management while growing seedlings, concrete each step is: temperature treatment: early make in sowing to before emerging, sealing thermal insulation, in plastic film, temperature is not higher than 35 ℃, after emerging to 2 leaves, in plastic film, temperature is controlled at not higher than 25 ℃, after 2 leaves, starts the hardening of ventilating, and temperature in plastic film is controlled to 20 ℃; And temperature is slowly reduced, 3 leaves, to rice transplanting, are opened plastic film entirely; Make evening in the time emerging to 1 leaf 1 pin the rice straw of covering is taken away.Water management: before emerging, the moisture of Nutrition Soil is controlled at 45%, early makes rice transplanting and waters for first 1 day, makes rice transplanting evening and waters before noon, has been convenient to seedling.Fertilizer management: 2.5 Leaf-Age-Periods after emerging, evenly spray with the human excrement solution of 3-4%, after rinse blade face with clear water again; 2-3 days before rice transplanting, the urea liquid of foliage-spray 0.2 send transfers fertilizer.
(6) rice transplanting or rice transplanting wholely, be specially: in land for growing field crops, apply base manure, field face is raked, described basal dressing, take fertilizer as main, applies a small amount of microorganism fertilizer.Rice transplanting or rice transplanting: early make the sheet at seedling leaf 3-3.5, temperature is stabilized in more than 15 ℃, and rice transplanting at the beginning of by the end of March-4 months is made the sheet at seedling leaf 2.5-3 evening, select fine day, rice transplanting at the beginning of by the end of July-8 months; Early make 30 days length of time rice seedlings grow, leaf age 7-8 sheet, temperature is stabilized in more than 15 ℃, and leaf age 6-7 sheet, rice transplanting at the beginning of by the end of July-8 months are made 20 days length of time rice seedlings grow in rice transplanting at the beginning of by the end of March-4 months evening.Rice transplanting or rice transplanting specification: every mu of rice transplanting amount, for early making ten thousand of 1.8-2, is made ten thousand of 2-2.2 evening; Early make rice transplanting specification 7*4.5 inch, make rice transplanting specification 6.5*5 inch evening.Carrying seedling throwing method: rice transplanting divides secondary to carry out, throws nearby after first throwing at a distance, first the 70-80% of plan seedling amount is thrown into Tanaka for the first time, by the seedling amount of other 20-30% be used for mending rare, fill a vacancy and mend corner;
(7) field seedling raising management, is specially: fertilizer management: the ratio that is 1:0.5:1.2 in nitrogen, phosphorus, potassium fertilising; Water management: between tillering stage, fill with 4-5 centimetre of shallow water, utilize night or cloudy open field 2-3 time; Dry field: tiller reach enough seedlings 80% time, start draining dry field, shine to rice shoot leaf look and take off to light greenish blue, blade straightens as degree; Protect fetal fluids: intermittent irrigation between booting stage, keeps field fully moistening, until heading; Flowering grouting water: the diligent horse race water of filling with between the pustulation period, keep field moistening, before harvesting, within 5-7 days, stop pouring water, short paddy rice maturation, is convenient to harvesting and dry.
Table one: qualitative data contrast table
| ? | Plant height | Spike length | Mu is fringe effectively | Every total grain panicle number | Ripening rate |
| Existing product | 89.1-95.3cm | 17.8-21.5cm | 19.8-20.7 ten thousand | 98-107 grain | 69.5-77.8% |
| Product of the present invention | 99.4-104.1cm | 22.7-23.2cm | 22.2-22.8 ten thousand | 115-2117 grain | 78.7-81.8% |
As can be seen from the above, the inventive method gained paddy rice, indices is preferential existing method gained paddy rice obviously, that is to say not only ecological, environmental protective of the present invention, and environmental influence is little, and all aobvious prior aries that is better than of output and quality.
The above is only preferred embodiments of the present invention, and the equivalence of making according to the technological principle described in patent claim of the present invention therefore all changes or revises, and is included in patent claim of the present invention.
Claims (3)
1. a cultivation method for the fragrant sticky paddy rice of ivory, is characterized in that, comprises the steps:
(1) prepare the fragrant sticky rice paddy seed of ivory:
1. seed selection: the seed that is soaked in water, floating seed is removed;
2. bask seeds: seed selected after water soaking is shone under the sun to a moment;
3. sterilization: medication immersion bubble seed 15-20 minute, rear clean with clear water;
4. seed soaking: with woven bag, the seed of having sterilized is put into water and soak, wherein early make seed immersion and be no less than 24 hours, making seed evening soaks 12 hours, in the process of soaking at seed, within every 12 hours, wash seed once, until seed color of shell is deepened, be pellucidity, embryo expands, and the grain of rice is easily pinched disconnected;
(2) vernalization: early make seed after seed soaking, then use emerge in worm water, after draining, seed is stacked, stack until seed shows money or valuables one carries unintentionally; Make seed evening and use the mesh bag splendid attire of permeable ventilation, day soaks that dry in the air night until seed shows money or valuables one carries unintentionally;
(3) before growing seedlings, prepare:
1. seedling ground is selected: for early making, select leeward facing south, physical features is smooth, and fertile soil and irrigation and drainage are nonirrigated farmland or Di Zuo seedbed, paddy field easily; For making evening, select irrigation and drainage convenient, fertile soil, close to Honda and the standing grain field of high-land do seedbed;
2. seedbed fertilising, sterilization: turned in seedbed, ploughing depth is 12-15 centimetre, and farmyard manure 1-1.5 kilogram is executed in every square meter seedbed, by broken together with the soil block of seedbed farmyard manure, leveling, stubble, weeds are removed, with 50% carbendazim solution to arrange after seedbed disinfection;
3. do ridge-up bed: ridge-up bed is wide 1.3 meters, long 10 meters, working path is established in ridge-up bed both sides wholely, and described working path width is 50 centimetres, and the degree of depth is 15-20 centimetre;
4. preparing plastic seedling dish: with 1.5 ten thousand calculating of every mu of field rice transplanting seedling number, with plastics seedling dish 31-40 of 561 through holes, or individual with the plastics seedling dish 38-42 of 561 through holes;
5. prepare to sieve soil: fertile, loose soil is shone in vain, smashed, then sieve with the screen cloth of 10 order specifications, to cover purposes;
(4) plastics seedling-cultivation plate:
1. discharge plastics seedling dish: to watering clear water on ridge-up bed or watering the thin mud of 2-3 centimetre, repeatedly weed and loosen the soil flat after discharge plastics seedling dish; 3 of plastics seedling dish 2 of flat rafts of placement or vertical setting of types, and plastics seedling tray bottom is pressed into thin mud 0.3-0.5 centimetre, the height of described plastics seedling dish is 0.9-1.5 centimetre;
2. enter Nutrition Soil: do Nutrition Soil with river silt slurry or pond sludge slurry, remove after impurity, fill the through hole of plastics seedling dish, until river silt slurry or pond sludge slurry heavy real after, wipe unnecessary river silt slurry or pond sludge slurry off rear sowing; Make Nutrition Soil with dry pond sludge powder or nonirrigated farmland mud powder, first screen out impurity and large clod, pond sludge powder or nonirrigated farmland mud powder be evenly sprinkled in the through hole on plastics seedling dish, to pond sludge powder or nonirrigated farmland mud powder fill up through hole 2/3 after, water depositing in water real after sowing;
3. sowing: by step (1) in seed uniform broadcasting after vernalization on plastics seedling dish, as made Nutrition Soil with river silt slurry or pond sludge slurry, seed is swept in plastics seedling dish through hole and is buried, river silt slurry unnecessary on plastics seedling dish or pond sludge slurry are struck off; As made Nutrition Soil with dry pond sludge powder or nonirrigated farmland mud powder, after seed is swept in plastics seedling dish through hole, then cover 1/3 the soil that sieves, clear away unnecessary sieving after soil, water;
4. cover: after planting, early make and set up in time bow member, bow member height is 0.7 meter covered with plastic film insulation on bow member; Make evening and can cover the rice straw of 5-6 centimetre in case heavy rain;
(5) management while growing seedlings:
1. temperature treatment: early make in sowing to before emerging, sealing thermal insulation, in plastic film, temperature is not higher than 35 ℃, and after emerging, to 2 leaves, in plastic film, temperature is controlled at not higher than 25 ℃, after 2 leaves, starts the hardening of ventilating, and temperature in plastic film is controlled to 20 ℃; And temperature is slowly reduced, 3 leaves, to rice transplanting, are opened plastic film entirely; Make evening in the time emerging to 1 leaf 1 pin the rice straw of covering is taken away;
2. water management: before emerging, the moisture of Nutrition Soil is controlled at 45%, early makes rice transplanting and waters for first 1 day, makes rice transplanting evening and waters before noon, has been convenient to seedling;
3. fertilizer management: 2.5 Leaf-Age-Periods after emerging, evenly spray with the human excrement solution of 3-4%, after rinse blade face with clear water again; 2-3 days before rice transplanting, the urea liquid of foliage-spray 0.2 send transfers fertilizer;
(6) rice transplanting or rice transplanting wholely:
1. in land for growing field crops, apply base manure, field face is raked, described basal dressing, take fertilizer as main, applies a small amount of microorganism fertilizer;
2. rice transplanting or rice transplanting: early make the sheet at seedling leaf 3-3.5, temperature is stabilized in more than 15 ℃, and rice transplanting at the beginning of by the end of March-4 months is made the sheet at seedling leaf 2.5-3 evening, selects fine day, rice transplanting at the beginning of by the end of July-8 months; Early make 30 days length of time rice seedlings grow, leaf age 7-8 sheet, temperature is stabilized in more than 15 ℃, and leaf age 6-7 sheet, rice transplanting at the beginning of by the end of July-8 months are made 20 days length of time rice seedlings grow in rice transplanting at the beginning of by the end of March-4 months evening;
3. rice transplanting or rice transplanting specification: every mu of rice transplanting amount, for early making ten thousand of 1.8-2, is made ten thousand of 2-2.2 evening; Early make rice transplanting specification 7*4.5 inch, make rice transplanting specification 6.5*5 inch evening;
4. carrying seedling throwing method: rice transplanting divides secondary to carry out, throws nearby after first throwing at a distance, first the 70-80% of plan seedling amount is thrown into Tanaka for the first time, by the seedling amount of other 20-30% be used for mending rare, fill a vacancy and mend corner;
(7) field seedling raising management:
1. fertilizer management: the ratio that is 1:0.5:1.2 in nitrogen, phosphorus, potassium fertilising;
2. water management: between tillering stage, fill with 4-5 centimetre of shallow water, utilize night or cloudy open field 2-3 time;
Blade straightens as degree;
4. protect fetal fluids: intermittent irrigation between booting stage, keeps field fully moistening, until heading;
5. the flowering of earing grouting water: the diligent horse race water of filling with between the pustulation period, keep field moistening, before harvesting, within 5-7 days, stop pouring water, short paddy rice maturation, is convenient to harvesting and dry.
2. the cultivation method of the fragrant sticky paddy rice of ivory according to claim 1, is characterized in that: step (1) described in liquid medicine be that percent concentration is 5% jinggangmeisu solution; The mass ratio of described seed and liquid is 1:1.25.
3. the cultivation method of the fragrant sticky paddy rice of ivory according to claim 1, is characterized in that: step (2) described in the temperature of warm water be 40 ℃, soak time is 5-10 minute, when seed is stacked, keeping the central temperature of seed heap is 35 ℃.
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| CN108094092A (en) * | 2017-12-29 | 2018-06-01 | 青岛袁策生物科技有限公司 | A kind of method for improving super excellent No. thousand yield |
| CN110809966A (en) * | 2019-11-27 | 2020-02-21 | 华南农业大学 | Method for synchronously and mechanically transplanting rice seedlings by deeply applying pesticide and fertilizer to rice sides and application of method |
| CN113207589A (en) * | 2021-06-04 | 2021-08-06 | 香格里拉市永昌农业科技服务有限公司 | High-altitude rice planting method |
| CN113678702A (en) * | 2021-09-23 | 2021-11-23 | 王佳良 | Cultivation method for planting rice in grass carbon black soil |
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| CN115316069B (en) * | 2022-08-29 | 2024-01-16 | 江西农业大学 | Application of validamycin A and method for promoting germination of plant seeds |
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