CN106561367A - Paddy rice mixed sowing and mechanical transplanting cultivation method - Google Patents
Paddy rice mixed sowing and mechanical transplanting cultivation method Download PDFInfo
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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
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Abstract
The invention relates to a paddy rice mixed sowing and mechanical transplanting cultivation method, that is, a cultivation method of mixed sowing and mechanical transplanting of early rice variety and semilate rice variety. The paddy rice mixed sowing and mechanical transplanting cultivation method includes the steps: before sowing paddy rice, mixing the early rice variety with a suitable period of duration and the photosensitive semilate rice variety with a suitable period of duration uniformly in proportion, wherein the proportion of the seeds of early rice and the seeds of semilate rice is 1:0.8-1.5; sowing the seeds of early rice and the seeds of semilate rice at the same time; mechanically transplanting according to the cultivation mode of early rice, performing close planting cultivation, 18-24 thousand plants per mu; after the early rice are ripe, remaining stubbles and harvesting; timely watering and fertilizing to guarantee normal growth of the semilate rice, and then harvesting; according to the normal early rice cultivation mode, performing mechanical transplanting, after the early rice are ripe, remaining stubbles and harvesting, and then watering and fertilizing timely to guarantee normal growth of the semilate rice. The paddy rice mixed sowing and mechanical transplanting cultivation method enables production of paddy rice to achieve the effect one time of sowing, two times of harvesting. The paddy rice mixed sowing and mechanical transplanting cultivation method has the advantages of being labor saving, time saving and cost saving, being efficient, and being safe.
Description
Technical field
The invention belongs to technical field of crop cultivation, and in particular to a kind of paddy rice mixed seeding growing method, by early-paddy brown rice
Mixed seeding is carried out with photosensitive type kind, and with a kind of cultural method of the machine transplanting of rice.This method makes Rice Production realize plantation once, and two
Season gathers in, and has both slowed down the season contradiction of double cropping of rice production, the ecology for making full use of double rice cropping system double cropping of rice production season favourable again
Condition.
Background technology
In recent years, because rural laborer is to cities and towns transfer, the increase of hand labor cost rigidity, double rice cropping system early rice and evening
Rice handing-over crops for rotation contradiction is deepened therewith.Therefore, some areas occur in that double cropping of rice replant one season rice, i.e. the phenomenon of " double to change list ".
But double rice cropping system typically has the favourable climate ecological condition of double cropping of rice production and production technology basis, and " double to change list " are undoubtedly right
The waste of this favourable climate ecological condition, decreases the production of grain.
The morning and evening in photosensitive type rice varieties maturity period is its illumination length response characteristic and fertility of short day property in certain environment
Under the conditions of concrete manifestation, its photobehavior is to determine the important evidence of rice varieties growing process, and heading stage determines 1
The suitable planting area of kind and production season.Photosensitive type rice varieties have receives high temperature to short-day susceptibility, developmental process
Promote to affect it is little, the characteristics of relatively long and stable breeding time can be kept, for make full use of paddy rice intermediary and later stages sunlight-heat reaources,
Improve rice yield to play an important role with quality, while its sowing time elasticity is big, heading stage, maturity period are more stable, yield
High, quality is excellent.
Research shows that different rice varieties miscegenations not only can strengthen compensatory between plant type and colony, moreover it is possible to improve colony
By light state, make full use of space and natural resources, finally improve population yield, but also can by bio-diversity and mutually
Assisting vehicle system, reaches control and mitigates the purpose that pest and disease damage occurs, and efficiently reduces chemical agent and uses, and reduces agricultural chemicals to ecological ring
The negative effect in border, improves the quality of paddy rice and greatlys save production cost, so as to increase economic efficiency.It is traditional mixed
Kind refer to by breeding time it is close, Related Agronomic Characters are similar, resistant gene different kinds mixed planting according to a certain percentage, together
When harvest.It is essentially different with the present invention, but the various of miscegenation are favorably similarly obtained in the present invention embodiment.
The content of the invention
It is an object of the invention to provide a kind of early-paddy brown rice and the sowing of photosensitive type semilate rice Cultivar mixtures are planted once, receive twice
The method cut, with significant saving of labor, save time, abridged edition, it is efficient, safe the characteristics of.
Present disclosure is mixed in proportion from the stronger middle rice varieties of early-paddy brown rice and the photosensitive type of moderate growth duration
Close uniform, then carry out seedling by normal early rice planting type, and carry out the machine transplanting of rice, its cultivation management measure is entered according to a conventional method
OK, after early rice maturation, then toothing harvesting discharges water in time, applies fertilizer, to ensure the normal growth of semilate rice.
The stronger semilate rice Cultivar mixtures seeder insert method of early-paddy brown rice and photonasty, its content includes：
(1) proportioning of seed.By the suitable early rice seed of air-dried degree and middle rice early rice in proportion:Semilate rice=1:0.8～
1.5 ratio is well mixed, and carries out seed soaking seedling.Seed can be coated, seed pelleting fertilizer coating, or seed can be used
Coating agent is coated, and after coated fertilizer or coating agent are to seed pelleting, one layer of coating membrane is defined on surface in seed, can be right
Seed carries out sterilization, there is provided the fertilizer needed for seedling growth.Early rice seed:Middle rice preferably also has 3:2 or 2:3.Per mu
3～5 kilograms of sowing quantity, or 3.5～4.5 kilograms or 4～5 kilograms or 3.5～4 kilograms.
(2) machine rice transplantation.After planting 15-20 days, or rice shoot to 3 leaves wholeheartedly when, planted with high-speed transplanter, per cave plant
Slotting this seedling of 4-5, planting culture, it is ensured that every mu of density 1.8～2.4 ten thousand root and stem of certain plants.
(3) field management.Fertilizer management, 80～100 kilograms of composite fertilizer, applied once, as base manure are applied when turning over
Apply.Rice terrace shoaling layer is kept from transplanting to period of seedling establishment, general water layer is 2 cms；Turn green leaf critical to effective tillering
Age carries out interval wetting irrigation for paddy field, and field 7-8 d are put in the draining when field colony seedling number reaches the 85% of plan spike number, adopt later
Use interval wetting irrigation for paddy field；Shallow irrigation, the cm of the depth of water 5, Dry-wet alternate irrigation afterwards, before maturation are adopted during earing
7 d or so cut off the water supply, artificial or mechanical harvesting early rice.When early rice is gathered in, the height for the stubble left generally in rice varieties its fall 2 sections with
Upper 5-7cm；After harvesting early rice, field discharges water in time fertilising, and per mu is applied 4～8 kilograms of urea, 6～10 kilograms of potassium chloride.According to water
Preventing and treating the preventing and kill off with weeds of pest and disease damage is carried out in the requirement of rice production.
Its major technique is according to being：Because middle rice varieties are photosensitive type kind, photoperiod not up to required light length with
During lighting delay number, paddy rice will not be broken up, and simply blade is grown, and early rice photonasty is weak, it is not necessary to the photoperiod will
Ask, can normally be dialled Jie, S-younger fringe public affairsization.After early rice maturation, semilate rice can carry out dialling Jie Yu S-younger Spike developments.In early rice harvesting
Shi Buhui centering rice seedlings are damaged, and reproductive growth is just entered after early rice harvesting, and the harvesting of early rice grows to it and will not produce
Too much influence.
The present invention has carried out rice varieties mixed seeding test, 6 mu of area in early rice and photosensitive type.From early rice experimental cultivar and sense
Rice varieties in light type, 7 ~ 10 d rotary cultivators are turned over and are weeded the fields before transplanting.Floppy disk silt raised seedling, floppy disk specification is 58 cm × 25
Cm, often disk broadcast the g of bud paddy 130, two kinds are with early rice seed:Middle rice=3:2 ratio mixed seedings, every mu of sowing quantity 3.5 ~
4kg.Seed can be coated with coating agent for seed.In the sowing of March 25, April 13 transplanted, and the transplanting length of time rice seedlings grow is 17 d.Adopt
Planted with high-speed transplanter, this seedling of 4-5, per mu of 2.4 ten thousand root and stem of certain plants of transplanting are planted per cave.Transplant to turning green and keep rice terrace shoaling layer,
Turning green to the critical Leaf-Age-Period of effective tillering carries out interval wetting irrigation for paddy field, arranges when field colony seedling number reaches the 85% of plan spike number
Water puts field 7-8 d, later using interval wetting irrigation for paddy field, shallow irrigation is adopted during earing, afterwards Dry-wet alternate irrigation,
Ripe front 7 d cuts off the water supply.Transplant front 1 d, per mu is applied 10 kilograms of urea, 8 kilograms of potassium chloride, 40 kilograms of calcium superphosphate, tillering fertilizer in
7d is applied after transplanting, and per mu is applied 4 kilograms of urea, and herbicide stirs while applying, ear manuer is in early-paddy brown rice children's fringe with fertilizer
The differentiation 2-3 phases apply, 6 kilograms of urea, 8 kilograms of potassium chloride, and after harvesting early rice, field discharges water in time, in middle rice varieties children's fringe point
Change the 2-3 phases and apply 6 kilograms of urea, 8 kilograms of potassium chloride again.Whole production process medication 3 times：Tillering stage (after transplanting 30 days or so) is used
40% Isoprothiolane wettable powder, jinggangmeisu, imidacloprid, 20% Flusilazole Prochloraz preventing and treating rice blast, banded sclerotial blight, snout moth's larva, rice
Leaf-roller, planthopper, helminthosporium leaf spot etc.；The cut phase is with 20% tricyclazole wettable powder, 40% Isoprothiolane wettable powder, pyrrole
Worm quinoline preventing and treating rice blast, banded sclerotial blight, planthopper etc.；With 40% Isoprothiolane wettable powder, jinggangmeisu preventing and treating rice after early rice harvesting
Seasonal febrile diseases, banded sclerotial blight.On July 10 or so received early rice, and hand harvest stays and recommend height 25cm, 390 kilograms of average yield per mu, treat semilate rice into
Ripe, total 860 kilograms of per mu yield is gathered in twice in machine mechanical harvesting, 470 kilograms of average yield per mu.
The present invention has also carried out rice varieties mixed seeding test, 5 mu of area in early rice and photosensitive type.From early rice experimental cultivar and
Rice varieties in photosensitive type, 7 ~ 10 d rotary cultivators are turned over and are weeded the fields before transplanting.Floppy disk silt raised seedling, floppy disk specification be 58 cm ×
25 cm, often disk broadcast the g of bud paddy 130, two kinds are with early rice seed:Middle rice=3:2 ratio mixed seedings, every mu of sowing quantity 4
~5kg.Seed can be coated with seed pelleting fertilizer.In the sowing of March 25, April 13 transplanted, and the transplanting length of time rice seedlings grow is 17 d.Adopt
Planted with high-speed transplanter, this seedling of 4-5, per mu of 2.2 ten thousand root and stem of certain plants of transplanting are planted per cave.Transplant to turning green and keep rice terrace shoaling layer,
Turning green to the critical Leaf-Age-Period of effective tillering carries out interval wetting irrigation for paddy field, arranges when field colony seedling number reaches the 85% of plan spike number
Water puts field 7-8 d, later using interval wetting irrigation for paddy field, shallow irrigation is adopted during earing, afterwards Dry-wet alternate irrigation,
Ripe front 7 d cuts off the water supply.Transplant front 1 d, per mu is applied 10 kilograms of urea, 8 kilograms of potassium chloride, 40 kilograms of calcium superphosphate, tillering fertilizer in
7d is applied after transplanting, and per mu is applied 4 kilograms of urea, and herbicide stirs while applying, ear manuer is in early-paddy brown rice children's fringe with fertilizer
The differentiation 2-3 phases apply, 6 kilograms of urea, 8 kilograms of potassium chloride, and after harvesting early rice, field discharges water in time, in middle rice varieties children's fringe point
Change the 2-3 phases and apply 6 kilograms of urea, 8 kilograms of potassium chloride again.Whole production process medication 3 times：Tillering stage (after transplanting 30 days or so) is used
40% Isoprothiolane wettable powder, jinggangmeisu, imidacloprid, 20% Flusilazole Prochloraz preventing and treating rice blast, banded sclerotial blight, snout moth's larva, rice
Leaf-roller, planthopper, helminthosporium leaf spot etc.；The cut phase is with 20% tricyclazole wettable powder, 40% Isoprothiolane wettable powder, pyrrole
Worm quinoline preventing and treating rice blast, banded sclerotial blight, planthopper etc.；With 40% Isoprothiolane wettable powder, jinggangmeisu preventing and treating rice after early rice harvesting
Seasonal febrile diseases, banded sclerotial blight.On July 10 or so received early rice, and hand harvest stays and recommend height 25cm, 390 kilograms of average yield per mu, treat semilate rice into
Ripe, total 860 kilograms of per mu yield is gathered in twice in machine mechanical harvesting, 470 kilograms of average yield per mu.
The present invention can make that after early rice maturation late rice need not be transplanted, and can reach once sowing and transplant, and harvest effect twice
Really, operation is reduced, is effectively reduced labor intensity, time-consuming, improve production efficiency, while disease can be reduced to a certain extent
Chinese caterpillar fungus does harm to.
Specific embodiment：
With reference to embodiment, the invention will be further described, and following embodiments are only used for the description of the invention, and must not
The present invention is limited.
The 2014-2015 of embodiment 1 rice varieties in Liuyang City Yongan town Yongxing village has carried out early rice and photosensitive type are mixed
Broadcast test, 5 mu of area.Experimental cultivar praises early 17 (early-paddy brown rices) and Toyota excellent 553 in being（Rice varieties in photosensitive type）, transplanting
Front 7 ~ 10 d rotary cultivators are turned over and are weeded the fields.Floppy disk silt raised seedling, floppy disk specification is 58 cm × 25 cm, and often disk broadcasts bud paddy
130 g, two kinds are with 1:1 ratio mixed seeding, every mu of sowing quantity 4kg.2014 and 2015 is average annual in the sowing of March 26, April
Transplant within 10th, the transplanting length of time rice seedlings grow is 15 d.Planted using high-speed transplanter, this seedling of 4-5, per mu of 2.4 ten thousand root and stem of certain plants of transplanting are planted per cave.
Transplant to turning green and keep rice terrace shoaling layer, turning green to the critical Leaf-Age-Period of effective tillering carries out interval wetting irrigation for paddy field, works as field
Field 7-8 d are put in draining when colony's seedling number reaches the 85% of plan spike number, later using interval wetting irrigation for paddy field, adopt during earing
With shallow irrigation, Dry-wet alternate irrigation afterwards, ripe front 7 d cuts off the water supply.Front 1 d is transplanted, per mu is applied 10 kilograms of urea, potassium chloride
8 kilograms, 40 kilograms of calcium superphosphate, tillering fertilizer 7 d after transplanting are applied, and per mu is applied 4 kilograms of urea, and herbicide is equal with fertilizer stirring
It is even while apply, ear manuer is applied in the early-paddy brown rice ear differentiation 2-3 phases, 6 kilograms of urea, 8 kilograms of potassium chloride, after harvesting early rice,
Field discharges water in time, and in the middle rice varieties ear differentiation 2-3 phases 6 kilograms of urea, 8 kilograms of potassium chloride are applied again.Whole production process is used
Medicine 3 times：Tillering stage (after transplanting 30 days or so) kills list, pyrrole with 40% Isoprothiolane wettable powder, jinggangmeisu, emamectin benzoate, pyrrole
Worm quinoline, 20% Flusilazole Prochloraz preventing and treating rice blast, banded sclerotial blight, snout moth's larva, rice leaf roller, planthopper, helminthosporium leaf spot etc.；Cut
Phase is with 20% tricyclazole wettable powder, 40% Isoprothiolane wettable powder, Imidacloprid Contol ofCotton rice blast, banded sclerotial blight, planthopper etc.；
With 40% Isoprothiolane wettable powder, jinggangmeisu preventing and treating rice blast, banded sclerotial blight after early rice harvesting.On July 13 or so received early rice,
Hand harvest, stays and recommends height 25cm, 380 kilograms of average yield per mu, treats that semilate rice is ripe, machine mechanical harvesting, 475 kilograms of average yield per mu,
Total 885 kilograms of per mu yield is gathered in twice.
The 2014-2015 of embodiment 2 rice varieties in Hengnan County San Tang towns great Guang villages have carried out early rice and photosensitive type are mixed
Broadcast test, 5 mu of area.Experimental cultivar praises early 17 (early-paddy brown rices) and excellent 553 (rice varieties in photosensitive type) of Toyota in being, transplanting
Front 7 ~ 10 d rotary cultivators are turned over and are weeded the fields.Floppy disk silt raised seedling, floppy disk specification is 58 cm × 25 cm, and often disk broadcasts bud paddy 130
G, two kinds are with early rice seed:Middle rice=3:2 ratio mixed seedings, every mu of sowing quantity 4kg.2014 and 2015 is average annual in 3
The moon 25 was sowed, and April 13 transplanted, and the transplanting length of time rice seedlings grow is 17 d.PZ80-25 riding type high-speed transplanter (east wind is closed using well
Jing Guan agricultural machinery Co., Ltd) plant, this seedling of 4-5, per mu of 2.2 ten thousand root and stem of certain plants of transplanting are planted per cave.Transplant to turning green and keep paddy rice
Field shoaling layer, turning green to the critical Leaf-Age-Period of effective tillering carries out interval wetting irrigation for paddy field, and when field colony, seedling number reaches plan fringe
Field 7-8 d are put in draining when several 85%, later using interval wetting irrigation for paddy field, shallow irrigation, Zhi Hougan are adopted during earing
Wet alternate is irrigated, and ripe front 7 d cuts off the water supply.Front 1 d is transplanted, per mu is applied 10 kilograms of urea, 8 kilograms of potassium chloride, calcium superphosphate 40,000
Gram, tillering fertilizer 7d after transplanting is applied, and per mu is applied 4 kilograms of urea, and herbicide stirs while applying, ear manuer is in morning with fertilizer
The rice varieties ear differentiation 2-3 phases apply, 6 kilograms of urea, 8 kilograms of potassium chloride, and after harvesting early rice, field discharges water in time, in semilate rice
The kind ear differentiation 2-3 phases apply again 6 kilograms of urea, 8 kilograms of potassium chloride.Whole production process medication 3 times：Tillering stage is (after transplanting
30 days or so) it is withered with 40% Isoprothiolane wettable powder, jinggangmeisu, imidacloprid, 20% Flusilazole Prochloraz preventing and treating rice blast, line
Disease, snout moth's larva, rice leaf roller, planthopper, helminthosporium leaf spot etc.；The cut phase with 20% tricyclazole wettable powder, 40% Isoprothiolane can
WP, Imidacloprid Contol ofCotton rice blast, banded sclerotial blight, planthopper etc.；With 40% Isoprothiolane wettable powder, well after early rice harvesting
Ridge mycin preventing and treating rice blast, banded sclerotial blight.On July 10 or so received early rice, and hand harvest stays and recommends height 25cm, and average yield per mu 390 is public
Jin, treats that semilate rice is ripe, machine mechanical harvesting, and total 860 kilograms of per mu yield is gathered in twice in 470 kilograms of average yield per mu.
The 2014-2015 of embodiment 3 rice varieties mixed seeding in Liuyang City Yan Xi towns Shi Qian villages have carried out early rice and photosensitive type
Test, 5 mu of area.Experimental cultivar be middle morning 39 (early-paddy brown rice) and Toyota excellent 089 (rice varieties in photosensitive type), the 7- before transplanting
10 d rotary cultivators are turned over and are weeded the fields.Floppy disk silt raised seedling, floppy disk specification is 58 cm × 25 cm, and often disk broadcasts the g of bud paddy 130, two
Kind is with early rice seed:Middle rice=2:3 ratio mixed seedings, every mu of kg of sowing quantity 4.2014 and 2015 is average annual in March 25
Day sowing, April 15 transplants, and the transplanting length of time rice seedlings grow is 20 d.Planted using riding type high-speed transplanter, per cave 4 ~ 5 are planted
Seedling, per mu of 2.4 ten thousand root and stem of certain plants of transplanting.Transplant to turning green and keep rice terrace shoaling layer, turn green to the critical Leaf-Age-Period of effective tillering to enter in the ranks
Have a rest wetting irrigation for paddy field, field 7-8 d are put in the draining when field colony seedling number reaches the 85% of plan spike number, are moistened using interval later
Irrigate, shallow irrigation is adopted during earing, afterwards Dry-wet alternate irrigation, ripe front 7 d cuts off the water supply.Front 1 d of transplanting, per mu
10 kilograms of urea is applied, 8 kilograms of potassium chloride, 40 kilograms of calcium superphosphate, tillering fertilizer 7 d after transplanting are applied, and per mu is applied urea 4,000
Gram, herbicide stirs while applying, ear manuer is applied in the early-paddy brown rice ear differentiation 2-3 phases, 6 kilograms of urea, chlorine with fertilizer
Change 8 kilograms of potassium, after harvesting early rice, field discharges water in time, and in the middle rice varieties ear differentiation 2-3 phases 6 kilograms of urea, potassium chloride are applied again
8 kilograms.Whole production process medication 3 times：Tillering stage（30 days or so after transplanting）It is mould with 40% Isoprothiolane wettable powder, well ridge
Element, emamectin benzoate, pyrrole kill list, imidacloprid, 20% Flusilazole Prochloraz preventing and treating rice blast, banded sclerotial blight, snout moth's larva, rice leaf roller, rice
Plant hopper, helminthosporium leaf spot etc.；The cut phase is with 20% tricyclazole wettable powder, 40% Isoprothiolane wettable powder, Imidacloprid Contol ofCotton rice
Seasonal febrile diseases, banded sclerotial blight, planthopper etc.；It is withered with 40% Isoprothiolane wettable powder, jinggangmeisu preventing and treating rice blast, line after early rice harvesting
Disease.On July 14 or so received early rice, and hand harvest stays and recommends height 30cm, 340 kilograms of average yield per mu, treated that semilate rice is ripe, machine machinery
Total 840 kilograms of per mu yield is gathered in twice in harvesting, 500 kilograms of average yield per mu.
The 2014-2015 of embodiment 4 rice varieties mixed seeding in Divine Land village of decorated archway township of Anren County has carried out early rice and photosensitive type
Test, 5 mu of area.Experimental cultivar is middle morning 39（Early-paddy brown rice）Excellent with Toyota 089（Rice varieties in photosensitive type）, 7 before transplanting ~
10 d rotary cultivators are turned over and are weeded the fields.Floppy disk silt raised seedling, floppy disk specification is 58 cm × 25 cm, and often disk broadcasts the g of bud paddy 130, two
Kind is with early rice seed:Middle rice=1:1 ratio mixed seeding, every mu of sowing quantity 4kg.2014 and 2015 is average annual in March 25
Day sowing, April 15 transplants, and the transplanting length of time rice seedlings grow is 20d.Planted using high-speed transplanter, 4 ~ 5 seedlings, per mu of shifting are planted per cave
Plant 2.2 ten thousand root and stem of certain plants.Transplant to turning green and keep rice terrace shoaling layer, turning green to the critical Leaf-Age-Period of effective tillering carries out interval moistening filling
Irrigate, field 7-8 d are put in the draining when field colony seedling number reaches the 85% of plan spike number, later using interval wetting irrigation for paddy field,
Shallow irrigation is adopted during heading, afterwards Dry-wet alternate irrigation, ripe front 7 d cuts off the water supply.Front 1 d is transplanted, per mu is applied urea 10
Kilogram, 8 kilograms of potassium chloride, 40 kilograms of calcium superphosphate, tillering fertilizer 7 d after transplanting are applied, and per mu is applied 4 kilograms of urea, herbicide
Stir with fertilizer while apply, ear manuer is applied in the early-paddy brown rice ear differentiation 2-3 phases, 6 kilograms of urea, 8 kilograms of potassium chloride,
After harvesting early rice, field discharges water in time, and in the middle rice varieties ear differentiation 2-3 phases 6 kilograms of urea, 8 kilograms of potassium chloride are applied again.Entirely
Production process medication 3 times：Tillering stage (after transplanting 30 days or so) with 40% Isoprothiolane wettable powder, jinggangmeisu, emamectin benzoate,
Pyrrole kills list, imidacloprid, 20% Flusilazole Prochloraz preventing and treating rice blast, banded sclerotial blight, snout moth's larva, rice leaf roller, planthopper, flax
Pinta etc.；The cut phase is withered with 20% tricyclazole wettable powder, 40% Isoprothiolane wettable powder, Imidacloprid Contol ofCotton rice blast, line
Disease, planthopper etc.；With 40% Isoprothiolane wettable powder, jinggangmeisu preventing and treating rice blast, banded sclerotial blight after early rice harvesting.July 13
Early rice is received in left and right, and hand harvest stays and recommends height 30cm, 390 kilograms of average yield per mu, treats that semilate rice is ripe, machine mechanical harvesting, average mu
495 kilograms are produced, total 885 kilograms of per mu yield is gathered in twice.
Claims (2)
1. a kind of paddy rice mixed seeder plants culture method, it is characterised in that：Before rice growing, by the early-paddy brown rice of moderate growth duration with
Rice varieties are mixed in proportion in photosensitive type, early rice seed:The ratio of middle rice is 1：0.8～1.5, while being broadcast
Kind, carry out the machine transplanting of rice by the planting type of early rice, planting culture, per mu 1.8～2.4 ten thousand root and stem of certain plants, after early rice maturation, toothing harvesting,
Then discharge water in time, apply fertilizer, it is ensured that the normal growth of semilate rice, then gathered in.
2. paddy rice mixed seeder according to claim 1 plants culture method, it is characterised in that：Described early rice toothing harvesting,
It is 25～35cm that it recommends height for the stubble left, or semilate rice falls 2 section above 5-7cm.
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| CN112352645A (en) * | 2019-12-28 | 2021-02-12 | 河南农业大学 | Indica-japonica rice intercropping high-yield planting method |
| CN112568079A (en) * | 2019-12-28 | 2021-03-30 | 河南农业大学 | Indica rice and japonica rice intercropping high-yield planting method |
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