CN106105645A - A kind of early direct sowing of rice-late rice is live-Flos Carthami grass seed high yield cultivating method - Google Patents
A kind of early direct sowing of rice-late rice is live-Flos Carthami grass seed high yield cultivating method Download PDFInfo
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- CN106105645A CN106105645A CN201610478353.1A CN201610478353A CN106105645A CN 106105645 A CN106105645 A CN 106105645A CN 201610478353 A CN201610478353 A CN 201610478353A CN 106105645 A CN106105645 A CN 106105645A
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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
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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
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Abstract
The invention discloses a kind of early direct sowing of rice-late rice live-Flos Carthami grass seed high yield cultivating method, comprise the steps: that 1. early rice is live about 10 days April, gathers in the crops with harvester before July 15；2. late rice 15-20 in July day is live, and JIUYUE is neat fringe before 20 days, gathers in the crops with harvester before October 25；3. Flos Carthami grass seed was planted in late rice at the beginning of late September to 10 month, and early direct sowing of rice turns over to macerate and makees green manure for first about 12 days；The most also include: step early rice direct seeding high yield planting technology 1.；Step late rice direct seeding high yield planting technology 2.；Step Flos Carthami grass seed high-yield culture technique 3..A kind of good model that can fully demonstrate yield, quality and benefit of this technology, has saving of labor, province rice seedling bed, province's fertilizer, province medicine, water-saving, improves the feature such as soil, of fine quality, the increasing both production and income of rice.
Description
Technical field
The invention belongs to technical field of crop cultivation, further relate to a kind of early direct sowing of rice-late rice live-Flos Carthami grass seed is high
Effect pattern and the method for high-yield culture technique.
Background technology
Recently as the drastically decline of rural laborer, benefit of planting foods is the most on the low side, and the kind grain enthusiasm of peasant is bright
Aobvious decline.Peasant is for convenience simultaneously, generally to use chemical fertilizer, uses chemical fertilizer the most in a large number, brings farmland pollution serious,
Cause soil compaction, barren, acidifying, content of beary metal exceed standard, soil fertility decline.How to carry out light simplified cultivation, improve soil, and
Make increases in grain production, need to innovate in existing cropping pattern.Flos Carthami grass seed has culture fertility, improves rice yield and changes
The advantages such as kind quality；Direct sowing of rice be exactly do not carry out seedling, transplanting and directly seed is sowed at a kind of planting type in land for growing field crops.Greatly
Area direct sowing of rice has that period of duration is short, the daily output is high, saving of labor, economize on water, reduce labour force, reduce production cost and economic benefit
Advantages of higher.To realizing the lightness of Rice Production, specialization, scale have great significance, before having wide popularization
Scape.
But, early direct sowing of rice-late rice live-Flos Carthami grass seed high effective model research delayed, technology does not matches.Therefore, originally
Invention provide a kind of early direct sowing of rice-late rice live-Flos Carthami grass seed corresponding cultivation techniques, arranged by rational crops for rotation,
While ensureing grain-production, improve soil productivity, promote growth of agricultural efficiency and increasing peasant income.
Summary of the invention
For in current Rice Production, Direct Hole Sowing, cropping pattern imperfection, it is an object of the invention to be to provide
A kind of morning direct sowing of rice-late rice live-method of Flos Carthami grass seed high effective model and high-yield culture technique.Easy to implement the method, operation letter
Just, be conducive to improving soil productivity, reduce the amount of application of agriculture chemical, increase yield, improve rice quality, reduce work strong
Degree, raises labour efficiency, and reduces production cost, it is achieved increasing both production and income.
A kind of early direct sowing of rice-late rice is live-Flos Carthami grass seed high yield cultivating method, comprise the steps:
1. early rice is live about 10 days April, gathers in the crops with harvester before July 15；
2. late rice 15-20 in July day is live, and JIUYUE is neat fringe before 20 days, gathers in the crops with harvester before October 25；
3. Flos Carthami grass seed was planted in late rice at the beginning of late September to 10 month, and early direct sowing of rice turns over to macerate and makees green manure for first about 12 days；
The most also include:
Step early rice direct seeding high yield planting technology 1.；
Step late rice direct seeding high yield planting technology 2.；
Step Flos Carthami grass seed high-yield culture technique 3..
Present invention direct sowing of rice a kind of morning-late rice is live-advantage of Flos Carthami grass seed high effective model and high-yield culture technique and
Effect is a kind of good model that can fully demonstrate yield, quality and benefit, have saving of labor, province rice seedling bed, save fertile, save medicine, water-saving,
Improve the feature such as soil, of fine quality, the increasing both production and income of rice.By present invention application on producing, Oryza sativa L. per mu yield is up to 1000 kilograms
Above, more than 350 kilograms are increased production compared with a season semilate rice；Yield is suitable compared with double cropping of rice.Recruitment 5 can be saved (often for every mu
Individual work more than 120 yuan), fertilizer pesticide investment save about 150 yuan, multiplex kind 50 yuan, plant Flos Carthami grass seed investment need 150 yuan.No
Opinion be relative one season semilate rice, or relatively double cropping of rice, mu increases income all more than 500 yuan.
Detailed description of the invention
The invention will be further described below:
The first, high effective model:
Early rice is live about 10 days April, gathers in the crops with harvester before July 15；Late rice 15-20 in July day is live, and JIUYUE is before 20 days
Qi Sui, gathered in the crops with harvester before October 25；Flos Carthami grass seed is in being planted in late rice paddy clump at the beginning of late September to 10 month, early rice is straight
Broadcast first about 12 days to turn over to macerate and make green manure.
The second, high-yield culture technique:
1. early rice direct seeding high yield planting technology
1.1 Fruit variety
Preferably select that cold tolerance at the seedling stage is strong, the kind of high-quality, high yield, Early-mid ripening, better resistance, as " Zhejiang spoke 802 ", " Hunan early Xian 6 ",
The kind such as " two excellent 42 ", " two excellent 287 ".
1.2 the most wholely
Accomplishing early to turn over, face, field is put down, and mud is neither too hard, nor too soft, and draining is unimpeded, railway carriage or compartment ditch, Yao Gou, encloses Gou Sangou and communicates, and makes face, railway carriage or compartment without long-pending
Water.Face, smooth good railway carriage or compartment before sowing, sows after mud is heavy in fact again.
1.3 presoaking and germinating
Bask seeds before sowing 2 days, do seed disinfection well, after soaking seed 6 hours with strong chlorine oil (2 grams of strong chlorine oils convert 1 kg of water), then with clear
Washing clean, then seed soaking 15-18 hour, be put in the warm water of 35-36 DEG C leaching 4-5 minute after playing water, taking-up drains laggard
Row insulation accelerating germination, when half paddy length of seed bud length, root length has 1 paddy length to be advisable.
1.4 sowing time and application rate
General ridged pot without plow ratio transplants early rice late sowing about 10 days, and early direct sowing of rice Suitable Sowing Period requires that daily mean temperature is stablized
More than 12 DEG C, get the jump on cold tail warm up head sowing, Xianning typically about 10 days April sowing be advisable.Every mu of land for growing field crops sowing quantity: conventional Rice
3-4 kilogram, hybrid paddy rice about 1.5 kilograms.
1.5 sowing
After face, field is smooth, by about the 2.5 meters whole railway carriage or compartments of clear span, open shallow ridges.Sandy field is with whole with broadcasting, and mud field wants sowing overnight.Want
Every mu of Basic Seedling (Gu Miao) 2.5-6 about ten thousand, sowing employing is asked to determine furrow and quantitatively sow, the dilutest rear benefit, the most first broadcast 70% seed, then
Seed with 30% is filled a vacancy dilute, gently buries bud after broadcasting, to be incubated and to prevent bird pest and rain drop erosion.Want when the rice shoot 3-4 leaf phase
Carrying out field in time to look into Seedling and fill the gaps with seedlings, carry out moving close benefit dilute, make rice strain be evenly distributed, individual growth balances.
1.6 chemical weed control
After planting 3 days every mu of use " sweep Fu Te " 120 milliliters be watered 40 kilograms, face, railway carriage or compartment moistens weed sprays.When rice shoot 3 leaf 1 heart,
Every mu of use " Jin Mandi " 30 grams is watered 50 kilograms, after draining face, railway carriage or compartment water, and foliar spray, rehydration after 24 hours.Or it is every in the 2-3 leaf phase
Mu is watered 50 kilograms of sprayings with " 96% molinate cream " 120-150 milliliter, keeps shallow water 5-7 days after dispenser.Tillering stage broad-leaved
The field that weeds are more, after draining water, every mu of use " 20% MCPA,MCP,methoxone " 100 milliliters is watered 50 kilograms and sprays, and pours water after l days,
It is allowed naturally to fall dry.Every mu of use that barnyard grass is many " 50% kill barnyard grass rich " 30 grams is watered 30 kilograms of sprayings, and dispenser front row solid carbon dioxide, after dispenser
Within 1-2 days, pour water and water conservation 5-7 days.Barnyard grass, dried tuber and broad leaved weed are mixed and raw adds " 20% MCPA,MCP,methoxone " with " 50% kill barnyard grass rich "
Prevent and kill off.
1.7 science Guan Shui
After planting to 1 leaf 1 heart stage, " rainy day drains water for the flat ditch-water of fine day, cloudy half ditch-water " to be accomplished.Keep seedling plate to moisten, meet
Heavy rain is immediately poured water and is kept draining in time after 3 cm, heavy rain.The l-3 leaf phase is based on wetting irrigation for paddy field.3-5 leaf phase shallow water
Diligent filling promotees tiller, therebetween should repeatedly open field.5-6 leaf phase light dry field.7-8 leaf phase weight dry field.When every mu of stem tiller number reaches 20-22 ten thousand
During Seedling (conventional Rice 300,000 Seedling), timely draining dry field, control ineffective tillering.From field pipe-net water to be treated at boot stage to heading stage certainly
So fall and fill thin water layer again after doing.Answering alternation of wetting and drying after heading, support Gen Baoye, strong stalk is anti-down.
1.8 finely apply fertilizer
Turn over because of every mu of field and macerated the green manure of about 1300-1500 kilogram, fertilizer amount 40-50% can be reduced.I.e. every mu of base fertilizer
Using " compound fertilizer (15-15-15) " 20 kilograms, " big grain zinc " 200 grams (or 1 bag of full field zinc, 1 bag of excellent zinc), " big grain silicon " 4 are public
Jin (maybe must join 1 bag).2 leaf 1 heart stages every mu, chased after 4 kilograms of carbamide, and 5 leaf phases every mu chased after 5-6 kilogram of carbamide, and saw Seedling after dry field rehydration
Chase after 3-4 kilogram of carbamide, add " potassium chloride " 5-7.5 kilogram.
1.9 timely prevention and elimination of disease and pests
Ridged pot without plow mainly has the pest and disease damages such as rice blast, banded sclerotial blight, striped rice borer, rice leaf roller and planthopper.Therefore, be at knot
On the basis of the water management of Hefei, note detecting and reporting pest information, strengthen the prevention and control of plant diseases, pest control in time.Snout moths larva and rice leaf roller: mu is malicious with 40%
Dead Ticks 100 milliliters, or 20% triazophos 200 milliliters, or 1.8% avilamycin 75 milliliters, be watered 60 kilograms of sprayings, and keep field
Very little water 5 days；Rice blast can be with 40% Fujione 80 grams, or 30% Isoprothiolane 80 grams, or 25% Prochloraz cream 100 milliliters, is watered
Spraying；Banded sclerotial blight (clump disease rate more than 20%) mu adds 300 milliliters of 5% jinggangmycin water preparation；Planthopper field up to standard adds 25% pymetrozine
Wettable powder 30 grams, or 25% Buprofezin 50 grams, or 10% imidacloprid 50 grams preventing and treating.
1.10 gather in the crops in good time, prevent lodging
Ridged pot without plow period of duration is about 95 days, uses harvester results before July 15.
2. late rice direct seeding high yield planting technology
2.1 Fruit variety
Preferably select the kind of high-quality, high yield, precocity, better resistance, as " Zhejiang spoke 802 ", " the most excellent 900 ", " two excellent 42 ", " two is excellent
287 ", the kind such as " two excellent 25 ".
2.2 the most wholely
Pouring water immediately whole field of turning over after early rice harvesting, accomplish that face, field is put down, mud is neither too hard, nor too soft, and draining is unimpeded, railway carriage or compartment ditch, Yao Gou, encloses ditch
Three ditches communicate, and make face, railway carriage or compartment without hydrops.Face, smooth good railway carriage or compartment before sowing, sows after mud is heavy in fact again.
2.3 presoaking and germinating
Bask seeds before sowing 2 days, do seed disinfection well, after soaking seed 4 hours with strong chlorine oil (2 grams of strong chlorine oils convert 1 kg of water), then with clear
Washing is clean, then soaks seed 6-8 hour, takes out and carries out accelerating germination after draining, and when half paddy length of seed bud length, root length has 1 paddy a length of
Preferably.
2.4 sowing time and application rate
The live sowing the 15-7 month in July 20 of general late rice is advisable.Every mu of land for growing field crops sowing quantity: conventional Rice 3-3.5 kilogram, hybridization
Rice about 1.5 kilograms.
2.5 sowing
After face, field is smooth, by about the 2.5 meters whole railway carriage or compartments of clear span, open shallow ridges.Sandy field is with whole with broadcasting, and mud field wants sowing overnight.Want
Every mu of Basic Seedling (Gu Miao) 2.5-6 about ten thousand, sowing employing is asked to determine furrow and quantitatively sow, the dilutest rear benefit, the most first broadcast 70% seed, then
Seed with 30% is filled a vacancy dilute, gently buries bud after broadcasting, to prevent bird pest and rain drop erosion.To enter in time when the rice shoot 3-4 leaf phase
Row field is looked into Seedling and is filled the gaps with seedlings, and carries out moving close benefit dilute, makes rice strain be evenly distributed, and individual growth balances.
2.6 chemical weed control
After planting 2 days every mu of use " sweeps Fu Te ", and 100-120 milliliter is watered 40 kilograms, and face, railway carriage or compartment moistens weed sprays.When rice shoot 3 leaf 1
During the heart, every mu of use " Jin Mandi " 30 grams is watered 50 kilograms, after draining face, railway carriage or compartment water, and foliar spray, rehydration after 24 hours.Or at 2-3
Every mu of use of leaf phase " 96% molinate cream " 100-150 milliliter is watered 50 kilograms of sprayings, keeps shallow water 5-6 days after dispenser.Tiller
The field that phase broad leaved weed is more, after draining water, every mu of use " 20% MCPA,MCP,methoxone " 100 milliliters is watered 50 kilograms and sprays, every l days
After pour water, allow it naturally fall dry.Every mu of use that barnyard grass is many " 50% kill barnyard grass rich " 25-30 gram is watered 30 kilograms of sprayings, drains before dispenser
Water, also water conservation 5-7 days of pouring water for after dispenser 1 day.Barnyard grass, dried tuber and broad leaved weed are mixed and raw adds " 20% 2 with " 50% kill barnyard grass rich "
First tetrachloro " prevent and kill off.
2.7 science Guan Shui
After planting to 1 leaf 1 heart stage, " rainy day drains water for the flat ditch-water of fine day, cloudy half ditch-water " to be accomplished.Keep seedling plate to moisten, meet
Heavy rain is immediately poured water and is kept draining in time after 3 cm, heavy rain.The l-3 leaf phase is based on wetting irrigation for paddy field.3-5 leaf phase shallow water
Diligent filling promotees tiller, therebetween should repeatedly open field.5-6 leaf phase light dry field.7-8 leaf phase weight dry field.When every mu of stem tiller number reaches 20-22 ten thousand
During Seedling (conventional Rice 300,000 Seedling), timely draining dry field, control ineffective tillering.From field pipe-net water to be treated at boot stage to heading stage certainly
So fall and fill thin water layer again after doing.Answering alternation of wetting and drying after heading, support Gen Baoye, strong stalk is anti-down.
2.8 finely apply fertilizer
Every mu of base fertilizer uses " compound fertilizer (15-15-15) " 30 kilograms, " big grain zinc " 200 grams (or 1 bag of full field zinc, excellent zinc 1
Bag), " big grain silicon " 4 kilograms (maybe must join 1 bag).2 leaf 1 heart stages every mu, chased after 4 kilograms of carbamide, and 5 leaf phases every mu chased after 4-5 kilogram of carbamide,
See after dry field rehydration that Seedling chases after 2-3 kilogram of carbamide, add " potassium chloride " 5-7.5 kilogram.
2.9 timely prevention and elimination of disease and pests
Live late rice mainly has the pest and disease damages such as rice blast, banded sclerotial blight, false smut, snout moths larva, rice leaf roller and planthopper.Therefore,
On the basis of combining rich water quality management, to note detecting and reporting pest information, to strengthen the prevention and control of plant diseases, pest control in time.Rice blast can be with 40% Fuji one
Numbers 80 grams, or 30% Isoprothiolane 80 grams, or 25% Prochloraz cream 100 milliliters, be watered spraying；Banded sclerotial blight (clump disease rate more than 20%)
Mu adds 300 milliliters of 5% jinggangmycin water preparation；False smut pathogenic bacteria mainly invades Oryza glutinosa, 8-12 after Oryza sativa L. cut in the Oryza sativa L. cut phase
It is the Oryza sativa L. flowering pustulation period to start morbidity, prevents and treats false smut, it is critical to medication in 6-8 days preventing and treating before Oryza sativa L. cut, misses
The anti-weak effect of medication, be currently used for Oryza sativa L. prevent and treat the medicament of false smut be mainly hexaconazole, Prochloraz and benzene first propiconazole with
And the mixture preparation of these medicaments, wherein, Prochloraz has certain therapeutical effect to false smut, as long as using before the neat fringe of Oryza sativa L.
Medicine, also has preferable effect；Snout moths larva and rice leaf roller: mu is with 40% chlopyrifos 100 milliliters, or 20% triazophos 200 milliliters, or
1.8% avilamycin 75 milliliters, is watered 60 kilograms of sprayings, and keeps field cun water 5 days；Planthopper field up to standard adds 25% pymetrozine
Wettable powder 30 grams, or 25% Buprofezin 50 grams, or 10% imidacloprid 50 grams preventing and treating.
2.10 gather in the crops in good time, prevent lodging
Live late rice period of duration is about 95 days, and JIUYUE is necessary neat fringe before 20 days, uses harvester results before October 25.
3. Flos Carthami grass seed high-yield culture technique
3.1 select breeding
Select fresh seed.The seed of Flos Carthami grass seed is kidney-shaped, seed coat is smooth, and normal seed has absinthe-green gloss, receives
Obtaining or preserve seed improperly to take on a red color or brown, lacklustre black seeds seldom germinates.
3.2 seed treatment
Bask seeds before broadcasting 1-2 days, then with rolling a meter machine saddening, make seed coat wax coat be frayed, then soak seed.The available 0.3%(3 of seed soaking
Two Sal are watered 50 kilograms) solution soak 24 hours, after seed soaking with clear water clean, dry and can sow.
3.3 broadcast sufficient Basic Seedling
Every mu with germinate 2.5-3 kilogram of normal seed, it is ensured that every mu of Basic Seedling 35-40 ten thousand strain.
3.4 begin sowing in good time
Flos Carthami grass seed is preferably in being sown in late rice paddy clump at the beginning of late September to 10 month.Moistening with face, field during sowing, soil is soft and the most rotten
Being advisable, with 5-10 kilogram of fine sand and seed mixing, catch fine day to broadcast sowing for every mu, sowing is wanted uniformly.
3.5 drought resisting preventions against water-logging
After late rice harvesting, as met arid, drought resisting of pouring water in time, when filling as row, maintain soil moisture content." three ditches " is deepened after spring,
Reduce field humidity, reduce stain evil.
3.6 fertilising
Flos Carthami grass seed is happiness phosphorus crop, and the reaction to phosphorus is most sensitive, to impose phosphate fertilizer in time after late rice harvesting, and general mu executes phosphorus
Fertile about 20 kilograms.Nitrogen Top Dressing after Nian, every mu chases after 5 kilograms of carbamide and carries Seedling, is conducive to early sending out.
3.7 attention control pest and disease damages
The pest and disease damage of Flos Carthami grass seed of causing harm mainly has sclerotiniose and aphid.The general generation when the March, rainwater was many, sclerotiniose can
Being watered 50 kilograms of sprayings with carbendazim 3 liang, aphid can be watered spraying only with aphid louse.
3.8 turn in good time and macerate
Flos Carthami grass seed is the highest in full-bloom stage fresh grass total output and nitrogenous total amount.Within the specific limits, green manure turns over quantity increases training
The effect of fertile soil fertility also gradually steps up, and the fresh grass of general Flos Carthami grass seed per mu yield about 1300-1500 kilogram is advisable.So turn in good time
Macerate the key being to improve Flos Carthami grass seed fertilizer efficiency, typically turned over live first about 12 days according to direct sowing of rice phase morning and macerate preferably.Making compost
Before, field pipe-net, rake the soil level as early as possible after turning over and suppress, accelerating green manure decomposition speed, improving green manure fertilizer efficiency.Macerate 5-7 days, then roll
Harrow 3 times and can carry out early direct sowing of rice in flat field.
Claims (4)
1. one kind early direct sowing of rice-late rice live-Flos Carthami grass seed high yield cultivating method, it is characterised in that comprise the steps:
1. early rice is live about 10 days April, gathers in the crops with harvester before July 15；
2. late rice 15-20 in July day is live, and JIUYUE is neat fringe before 20 days, gathers in the crops with harvester before October 25；
3. Flos Carthami grass seed was planted in late rice at the beginning of late September to 10 month, and early direct sowing of rice turns over to macerate and makees green manure for first about 12 days；
The most also include:
Step early rice direct seeding high yield planting technology 1.；
Step late rice direct seeding high yield planting technology 2.；
Step Flos Carthami grass seed high-yield culture technique 3..
2. cultural method as claimed in claim 1, it is characterised in that described early rice direct seeding high yield planting technology is:
1.1 Fruit variety
Preferably selecting that cold tolerance at the seedling stage is strong, the kind of high-quality, high yield, Early-mid ripening, better resistance, kind be " Zhejiang spoke 802 ", " Hunan Xian 6 morning
Number ", " two excellent 42 ", " two excellent 287 "；
1.2 the most wholely
Accomplishing early to turn over, face, field is put down, and mud is neither too hard, nor too soft, and draining is unimpeded, railway carriage or compartment ditch, Yao Gou, encloses Gou Sangou and communicates, and makes face, railway carriage or compartment without long-pending
Water；Face, smooth good railway carriage or compartment before sowing, sows after mud is heavy in fact again；
1.3 presoaking and germinating
Bask seeds before sowing 2 days, do seed disinfection well, soak seed after 6 hours with strong chlorine oil, then use clear water wash clean, then soak seed 15
～18 hours, it is put in the warm water of 35～36 DEG C leaching 4～5 minutes after playing water, takes out and carry out after draining being incubated accelerating germination, when seed bud
Long half paddy length, root length has 1 paddy length to be advisable；
1.4 sowing time and application rate
General ridged pot without plow ratio transplants early rice late sowing about 10 days, and early direct sowing of rice Suitable Sowing Period requires that daily mean temperature is stablized
More than 12 DEG C, get the jump on cold tail warm up head sowing, Xianning typically about 10 days April sowing be advisable；Every mu of land for growing field crops sowing quantity: conventional Rice
3～4 kilograms, hybrid paddy rice about 1.5 kilograms；
1.5 sowing
After face, field is smooth, by about the 2.5 meters whole railway carriage or compartments of clear span, open shallow ridges；Sandy field is with whole with broadcasting, and mud field wants sowing overnight；
Require that every mu of Basic Seedling 2.5～about 60,000, sowing employing are determined furrow and quantitatively sowed, the dilutest rear benefit, the most first broadcast 70% seed,
Fill a vacancy dilute with the seed of 30% again, after broadcasting, gently bury bud, to be incubated and to prevent bird pest and rain drop erosion；When the 3～4 leaf phase of rice shoot
To carry out field in time to look into Seedling and fill the gaps with seedlings, carry out moving close benefit dilute, make rice strain be evenly distributed, individual growth balances；
1.6 chemical weed control
After planting 3 days every mu of use " sweep Fu Te " 120 milliliters be watered 40 kilograms, face, railway carriage or compartment moistens weed sprays；When rice shoot 3 leaf 1 heart,
Every mu of use " Jin Mandi " 30 grams is watered 50 kilograms, after draining face, railway carriage or compartment water, and foliar spray, rehydration after 24 hours；
Or it is watered 50 kilograms of sprayings at 2-3 every mu of use of leaf phase " 96% molinate cream " 120-150 milliliter, keep shallow water after dispenser
5～7 days；
Tillering stage the more field of broad leaved weed, after draining water, every mu of use " 20% MCPA,MCP,methoxone " 100 milliliters is watered 50 kilograms of sprays
Execute, poured water after l days, allow it naturally fall dry；
Every mu of use that barnyard grass is many " 50% kill barnyard grass rich " 30 grams is watered 30 kilograms of sprayings, dispenser front row solid carbon dioxide, within after dispenser 1-2 days, pours water
And water conservation 5-7 days；
Barnyard grass, dried tuber and broad leaved weed are mixed and raw add " 20% MCPA,MCP,methoxone " with " 50% kill barnyard grass rich " and prevent and kill off；
1.7 science Guan Shui
After planting to 1 leaf 1 heart stage, " rainy day drains water for the flat ditch-water of fine day, cloudy half ditch-water " to be accomplished；Keep seedling plate to moisten, meet
Heavy rain is immediately poured water and is kept draining in time after 3 cm, heavy rain；L～3 leaf phases are based on wetting irrigation for paddy field；3～5 leaf phases are shallow
Water duty fills and promotees tiller, therebetween should repeatedly open field；5～6 leaf phase light dry fields；7～8 leaf phase weight dry fields；
When every mu of stem tiller number reaches 20～220,000 Seedling, timely draining dry field, control ineffective tillering；
Naturally thin water layer is filled again after falling to doing from field pipe-net water to be treated at boot stage to heading stage；Answer alternation of wetting and drying after heading, support root
Protecting leaf, strong stalk is anti-down；
1.8 finely apply fertilizer
Turn over because of every mu of field and macerated the green manure of about 1300-1500 kilogram, reduce fertilizer amount 40-50%；I.e. every mu of base fertilizer is executed
Public with " compound fertilizer (N15-P15-K15) " 20 kilograms, " big grain zinc " 200 grams or 1 bag of full field zinc and 1 bag of excellent zinc, " big grain silicon " 4
Jin；2 leaf 1 heart stages every mu, chased after 4 kilograms of carbamide, and 5 leaf phases every mu chased after 5-6 kilogram of carbamide, saw that Seedling chases after carbamide 3-4 public after dry field rehydration
Jin, adds " potassium chloride " 5-7.5 kilogram；
1.9 timely prevention and elimination of disease and pests
Ridged pot without plow mainly has the pest and disease damages such as rice blast, banded sclerotial blight, striped rice borer, rice leaf roller and planthopper；Therefore, be at knot
On the basis of the water management of Hefei, note detecting and reporting pest information；
Snout moths larva and rice leaf roller: mu is with 40% chlopyrifos 100 milliliters, or 20% triazophos 200 milliliters, or 1.8% avilamycin 75
Milliliter, is watered 60 kilograms of sprayings, and keeps field cun water 5 days；Rice blast 40% Fujione 80 grams, or 30% Isoprothiolane 80
Gram, or 25% Prochloraz cream 100 milliliters, it is watered spraying；
Banded sclerotial blight mu adds 300 milliliters of 5% jinggangmycin water preparation；
Planthopper field up to standard adds 25% pymetrozine wettable powder 30 grams, or 25% Buprofezin 50 grams, or 10% imidacloprid 50 grams is prevented
Control；
1.10 gather in the crops in good time, prevent lodging
Ridged pot without plow period of duration is about 95 days, uses harvester results before July 15.
3. cultural method as claimed in claim 1, it is characterised in that described late rice direct seeding high yield planting technology is:
2.1 Fruit variety
Preferably select the kind of high-quality, high yield, precocity, better resistance, kind be " Zhejiang spoke 802 ", " the most excellent 900 ", " two excellent 42 ", " two
Excellent 287 ", " two excellent 25 " kind；
2.2 the most wholely
Pouring water immediately whole field of turning over after early rice harvesting, accomplish that face, field is put down, mud is neither too hard, nor too soft, and draining is unimpeded, railway carriage or compartment ditch, Yao Gou, encloses ditch
Three ditches communicate, and make face, railway carriage or compartment without hydrops；Face, smooth good railway carriage or compartment before sowing, sows after mud is heavy in fact again；
2.3 presoaking and germinating
Bask seeds before sowing 2 days, do seed disinfection well, soak seed after 4 hours with strong chlorine oil, then use clear water wash clean, then soak seed 6～8
Hour, take out and carry out accelerating germination after draining, when half paddy length of seed bud length, root length has 1 paddy length to be advisable；
2.4 sowing time and application rate
The live sowing in July 15～July 20 of general late rice is advisable；
Every mu of land for growing field crops sowing quantity: conventional Rice 3～3.5 kilograms, hybrid paddy rice about 1.5 kilograms；
2.5 sowing
After face, field is smooth, by about the 2.5 meters whole railway carriage or compartments of clear span, open shallow ridges；
Sandy field is with whole with broadcasting, and mud field wants sowing overnight；
Require that every mu of Basic Seedling 2.5～about 60,000, sowing employing are determined furrow and quantitatively sowed, the dilutest rear benefit, the most first broadcast 70% seed,
Fill a vacancy dilute with the seed of 30% again, after broadcasting, gently bury bud, to prevent bird pest and rain drop erosion；Want in time when the 3～4 leaf phase of rice shoot
Carrying out field to look into Seedling and fill the gaps with seedlings, carry out moving close benefit dilute, make rice strain be evenly distributed, individual growth balances；
2.6 chemical weed control
After planting 2 days every mu of use " sweep Fu Te " 100～120 milliliters be watered 40 kilograms, face, railway carriage or compartment moistens weed sprays；
When rice shoot 3 leaf 1 heart, every mu of use " Jin Mandi " 30 grams is watered 50 kilograms, after draining face, railway carriage or compartment water, and foliar spray, 24 hours
Rear rehydration；Or it is watered 50 kilograms of sprayings at 2-3 every mu of use of leaf phase " 96% molinate cream " 100-150 milliliter, keep after dispenser
Shallow water 5-6 days；
Tillering stage the more field of broad leaved weed, after draining water, every mu of use " 20% MCPA,MCP,methoxone " 100 milliliters is watered 50 kilograms of sprays
Execute, poured water after l days, allow it naturally fall dry；
Every mu of use that barnyard grass is many " 50% kill barnyard grass rich " 25-30 gram is watered 30 kilograms of sprayings, dispenser front row solid carbon dioxide, within after dispenser 1 day, pours water
And water conservation 5-7 days；Barnyard grass, dried tuber and broad leaved weed are mixed and raw add " 20% MCPA,MCP,methoxone " with " 50% kill barnyard grass rich " and prevent and kill off；
2.7 science Guan Shui
After planting to 1 leaf 1 heart stage, " rainy day drains water for the flat ditch-water of fine day, cloudy half ditch-water " to be accomplished；Keep seedling plate to moisten, meet
Heavy rain is immediately poured water and is kept draining in time after 3 cm, heavy rain；
L～3 leaf phases are based on wetting irrigation for paddy field；
3～5 leaf phase shallow water dutys fill and promote tillers, therebetween should repeatedly open field；5-6 leaf phase light dry field；
7～8 leaf phase weight dry fields；
When every mu of tiller number reaches 20～220,000 Seedling, timely draining dry field, control ineffective tillering；
Naturally thin water layer is filled again after falling to doing from field pipe-net water to be treated at boot stage to heading stage；Answer alternation of wetting and drying after heading, support root
Protecting leaf, strong stalk is anti-down；
2.8 finely apply fertilizer
Every mu of base fertilizer uses " compound fertilizer (15-15-15) " 30 kilograms, " big grain zinc " 200 grams or 1 bag of full field zinc and 1 bag of excellent zinc,
" big grain silicon " 4 kilograms；2 leaf 1 heart stages every mu, chased after 4 kilograms of carbamide, and 5 leaf phases every mu chased after 4-5 kilogram of carbamide, and saw Seedling after dry field rehydration
Chase after 2-3 kilogram of carbamide, add " potassium chloride " 5-7.5 kilogram；
2.9 timely prevention and elimination of disease and pests
Live late rice mainly has the pest and disease damages such as rice blast, banded sclerotial blight, false smut, snout moths larva, rice leaf roller and planthopper；Will be at knot
On the basis of the water management of Hefei, note detecting and reporting pest information；
Rice blast 40% Fujione 80 grams, or 30% Isoprothiolane 80 grams, or 25% Prochloraz cream 100 milliliters, be watered spraying；
Banded sclerotial blight mu adds 300 milliliters of 5% jinggangmycin water preparation；
False smut pathogenic bacteria mainly invades Oryza glutinosa in the Oryza sativa L. cut phase, and after Oryza sativa L. cut, 8-12 days i.e. Oryza sativa L. flowering pustulation period starts
Morbidity, prevents and treats false smut, it is critical to medication in 6-8 days preventing and treating before Oryza sativa L. cut, misses the anti-weak effect of medication again, be currently used for
Oryza sativa L. prevents and treats the medicament of false smut and is mainly hexaconazole, Prochloraz and benzene first propiconazole and the mixture preparation of these medicaments,
Wherein, Prochloraz has certain therapeutical effect to false smut, as long as medication before Oryza sativa L. neat fringe, also has preferable effect；
Snout moths larva and rice leaf roller mu are with 40% chlopyrifos 100 milliliters, or 20% triazophos 200 milliliters, or 1.8% avilamycin 75
Milliliter, is watered 60 kilograms of sprayings, and keeps field cun water 5 days；Planthopper field up to standard adds 25% pymetrozine wettable powder 30
Gram, or 25% Buprofezin 50 grams, or 10% imidacloprid 50 grams preventing and treating；
2.10 gather in the crops in good time, prevent lodging
Live late rice period of duration is about 95 days, and JIUYUE is necessary neat fringe before 20 days, uses harvester results before October 25.
4. cultural method as claimed in claim 1, it is characterised in that described Flos Carthami grass seed high-yield culture technique is:
3.1 select breeding
Selecting fresh seed: the seed of Flos Carthami grass seed is kidney-shaped, seed coat is smooth, normal seed has absinthe-green gloss, receives
Obtaining or preserve seed improperly to take on a red color or brown, lacklustre black seeds seldom germinates；
3.2 seed treatment
Bask seeds before broadcasting 1～2 day, then with rolling a meter machine saddening, make seed coat wax coat be frayed, then soak seed；
Soak seed and soak 24 hours with 0.3% salt solution, clean with clear water after seed soaking, dry and i.e. sow；
3.3 broadcast sufficient Basic Seedling
Every mu with normal seed 2.5～3 kilograms of germinateing, it is ensured that the strain of every mu of Basic Seedling 35～400,000；
3.4 begin sowing in good time
Flos Carthami grass seed is preferably in being sown in late rice paddy clump at the beginning of late September to 10 month；Moistening with face, field during sowing, soil is soft and the most rotten
It is advisable, every mu of use 5～10 kilograms of fine sands and seed mixing, catch fine day to broadcast sowing, sowing is wanted uniformly；
3.5 drought resisting preventions against water-logging
After late rice harvesting, as met arid, drought resisting of pouring water in time, when filling as row, maintain soil moisture content；" three ditches " is deepened after spring,
Reduce field humidity, reduce stain evil；
3.6 fertilising
Flos Carthami grass seed is happiness phosphorus crop, and the reaction to phosphorus is most sensitive, to impose phosphate fertilizer in time after late rice harvesting, and general mu executes phosphorus
Fertile about 20 kilograms；Nitrogen Top Dressing after Nian, every mu chases after 5 kilograms of carbamide and carries Seedling, is conducive to early sending out；
3.7 attention control pest and disease damages
The pest and disease damage of Flos Carthami grass seed of causing harm mainly has sclerotiniose and aphid；The general generation when the March, rainwater was many, sclerotiniose is used
Carbendazim 3 liang is watered 50 kilograms of sprayings, and aphid is watered spraying only with aphid louse；
3.8 turn in good time and macerate
Flos Carthami grass seed is the highest in full-bloom stage fresh grass total output and nitrogenous total amount；
Within the specific limits, green manure turns over the effect of quantity increase culture fertility and also gradually steps up, the fresh grass of Flos Carthami grass seed per mu yield
1300～1500 kilograms；Turn in good time and macerate the key being to improve Flos Carthami grass seed fertilizer efficiency, according to direct sowing of rice phase morning typically with live front 12
Turn over about it and macerate preferably；Before making compost, field pipe-net, rake the soil level as early as possible after turning over and suppress, accelerating green manure decomposition speed, improve green
Fat effect；Macerate 5～7 days, then 3 fields the most flat of harrow carry out early direct sowing of rice.
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| CN111837839A (en) * | 2020-07-15 | 2020-10-30 | 台州市椒江区农业技术推广中心 | Method for improving yield of coastal early rice in Zhedong by utilizing broccoli field |
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