CN109601289A - A kind of selenium-rich millet planting method - Google Patents
A kind of selenium-rich millet planting method Download PDFInfo
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- CN109601289A CN109601289A CN201910081219.1A CN201910081219A CN109601289A CN 109601289 A CN109601289 A CN 109601289A CN 201910081219 A CN201910081219 A CN 201910081219A CN 109601289 A CN109601289 A CN 109601289A
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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
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/06—Coating or dressing seed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
Abstract
The present invention provides a kind of implantation methods of the area medium temperature arid and semi-arid area height above sea level 1500-2100m selenium-rich millet, including when stubble-cleaning early spring is ploughed after preceding crop harvest ploughs one time deeply, and rotary tillage soil-working harrows a kind of farm tools, overlay film soil moisture conservation；Before rotary tillage soil-working, decomposed fertilizer, nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, humic acid selenium fertilizer are applied；It is seed pelleting or the seed dressing of 50% carbendazim with coating agent for seed；Coating agent for seed includes zinc sulfate, ammonium molybdate, manganese sulfate, water-retaining agent, carbendazim, film forming agent；Application rate is per hectare 7.5-11.2kg, line-spacing 20cm, depth of planting 2.5-4.5cm；Boot stage imposes urea or foliage-spray potassium dihydrogen phosphate and/or urea.The yield of millet can achieve per hectare 6000-8500kg, and mature spike number reaches 67.5 ten thousand fringe of per hectare, mass of 1000 kernel 3.3-3.7g, millet product millet Se content 0.1-0.2mg/kg.
Description
Technical field
The present invention relates to agricultural cultivation field, in particular to a kind of implantation methods of selenium-rich millet.
Background technique
Millet is one of the chief crop in northern China dry land area, is that drought resistance is most strong, Cereal of wide adaptability is made
Object.Millet is distributed northern each province that is very wide, but being mainly distributed between north latitude 32-48 degree and east longitude 108-130 degree in China.But
Due to the influence of the unfavorable factors such as planting area is remote, disease pest bird pest and weather conditions difference, the volume variance of millet production district compared with
Greatly, the good development prospect of millet production industry is limited.During millet planting, in order to improve millet output and quality,
It has to reinforce that the management of millet cultivation controls cultivation technique, is ready prior to seeding, in seeding process
In strengthen management, while to reinforce gathering in the prevention and treatment of millet common disease and pest in time, improve the yield and matter of millet
Amount.Moisture is an important factor for influencing millet yield, as the increase yield of water requirement also improves, therefore soil tilth
And water holding capacity has an impact to millet yield；Seed treatment is also to improve the effective measures of millet seeding quality.
Selenium is the essential trace elements of the human body and nutrient, have improve the immunity of the human body, promote lymphopoiesis,
Major functions, the Se-rich farm products economic value such as antibody and immunoglobulin synthesis are usually the 10 to 20 of same common agricultural
Times.The method of plant development selenium-rich millet is mainly including the use of natural selenium-rich soil or the method for applying selenium fertilizer and spray selenium aerosol
Production, selenium fertilizer can be divided into inorganic selenium fertilizer and organic selenium fertilizer, but inorganic selenium fertilizer easily causes environmental pollution as base fertilising, but organic
Selenium fertilizer can improve soil, enhancing fertilizer efficiency.
Summary of the invention
The present invention provides a kind of plantation side of the area medium temperature arid and semi-arid area height above sea level 1500-2100m selenium-rich millet
Method, the yield of millet can achieve per hectare 6000-8500kg, and mature spike number reaches 67.5 ten thousand fringe of per hectare, mass of 1000 kernel 3.3-
3.7g, millet product millet Se content 0.1-0.2mg/kg.
The technical scheme is that a kind of selenium-rich millet planting method, planting area is medium temperature arid and half-dried nonirrigated farmland
Area height above sea level 1500-2100m；Implantation methods include:
A. stubble-cleaning, tilling depth 25-30cm site preparation: are ploughed after preceding crop harvest；It is ploughed one time deeply when early spring, tilling depth
25-35cm；Rotary tillage soil-working, rotary tillage depth 12-17cm；Harrow a kind of farm tools, the soil moisture conservation of 48h-72h overlay film；Hold topsoil soils field before sowing
Water quantity holding is in 70-80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 75-90t, nitrogenous fertilizer 120-160kg, phosphate fertilizer 67-107kg,
Potash fertilizer 60-90kg, humic acid selenium fertilizer 0-90kg；After fertilising, soil Se content is 0.29-0.52mg/kg；
It should be noted that when wherein soil natural Se content reaches 0.29-0.52mg/kg, can not apply or Shaoshi humic
Sour selenium fertilizer when soil natural Se content is less, can apply humic acid selenium fertilizer more；Decomposed fertilizer is with various fowl and animal excrements and straw
Equal debirs are raw material, are added or are added without decomposed mushroom, the fertilizer that high temperature or normal temperature fermentation are completed；Soil is sought after applying fertilizer to the subsoil
Feeding condition can reach: organic matter 8-12g/kg, full nitrogen 0.45-1.25g/kg, alkali-hydrolyzable nitrogen 45-58mg/kg, rapid available phosphorus 10-25mg/
Kg, available potassium 90mg/kg, selenium 0.29-0.52mg/kg.
C. seed treatment: being 5% seed dressing of seed pelleting or 50% carbendazim by seed weight with coating agent for seed；Often
The coating agent for seed that 1kg seed needs includes 1-3g zinc sulfate, 1-2g ammonium molybdate, 4-6g manganese sulfate, 6-12g water-retaining agent, 15-
25g carbendazim, 20-40g film forming agent；
Water-retaining agent is agriculture water-retaining agent, and film forming agent is seed pelleting film forming agent；Carbendazim also known as carbendazol, benzo miaow
Azoles 44, chemical name N- (2- benzimidazolyl)-methyl carbamate, is a kind of high-efficiency low-toxicity broad-spectrum germicide, to more
Kind crop has control efficiency by fungus-caused disease.
D. sow: application rate is per hectare 7.5-11.2kg, line-spacing 20cm, depth of planting 2.5-4.5cm；Make strain number of keeping a full stand of seedings
Reach ten thousand plants of per hectare 67.5-75.0.
E. top dressing: boot stage, per hectare impose urea 120-150kg or per hectare foliage-spray potassium dihydrogen phosphate
15.0kg and/or urea 7.5kg.
Further, seed treatment step further includes magnetic field processing, and magnetic field handles intensity 30-40mT, time 1-2h.
Further, site preparation step further includes that 150-250kg attapulgite is added before ploughing stubble-cleaning in per hectare soil,
Attapulgite partial size composition includes that 30-60% partial size 0.002-0.02mm, 20-50% partial size is less than 0.002mm.
Further, the raw material of decomposed fertilizer includes selenium-enriched crop stalk.
Further, the water-retaining agent include polyacrylic acid grafted starch, hydroxyethyl cellulose, in polyacrylic acid at least
One kind, the film forming agent includes carboxymethyl starch, carboxymethyl cellulose, Arabic gum, polyvinyl alcohol, polyvinyl acetate, bright
At least one of glue, xanthan gum.
Further, it pours water within 5-10 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare
900-1050m3。
Further, time of infertility irrigation quantity is per hectare 2400-2700m3。
Further, it is combined thinning tillage and weeding 1 time in millet 6-8 leaf growth period, per hectare thinning agent 1500ml adds
Paddy seedling and ground are uniformly sprayed after helping strong element 150ml dilution.
Further, when grain ear turn yellow, seed be hardened, millet yellow leaf when gathered in；It is stacked 7-10 days after harvesting
Threshing afterwards.
Further, preceding stubble is pulse family, potato or fallow land.
The beneficial effects of the present invention are:
The technical scheme is that a kind of selenium-rich millet planting method, planting area is medium temperature arid and half-dried nonirrigated farmland
Area height above sea level 1500-2100m；The implantation methods include:
A. stubble-cleaning, tilling depth 25-30cm site preparation: are ploughed after preceding crop harvest；It is ploughed one time deeply when early spring, tilling depth
25-35cm；Rotary tillage soil-working, rotary tillage depth 12-17cm；Harrow a kind of farm tools, the soil moisture conservation of 48h-72h overlay film；Deep ploughing can improve soil texture, enhance
Water holding capacity, autumn deep ploughing depth of the invention reach 25-30cm, and early spring deep ploughing depth reaches 25-30cm, is conducive under millet root system
It pricks, keeps plant strain growth healthy and strong, to improve yield；Rotary tillage mixes well soil crushing, prepartion of land, fertilizer；Overlay film can rise
To retaining and conserveing soil moisture, heat improving soil moisture, to improving the effect of nonirrigated farmland emergence rate, and be conducive to the proliferation of edaphon, accelerate rotten
The speed quickening that matter is converted to inorganic salts is grown, advantageous crop absorbs, and site preparation process of the present invention holds topsoil soils field before sowing
Water quantity holding is in 70-80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 75-90t, nitrogenous fertilizer 120-160kg, phosphate fertilizer 67-107kg,
Potash fertilizer 60-90kg, humic acid selenium fertilizer 0-90kg；After fertilising, soil Se content is 0.29-0.52mg/kg；Soil after present invention fertilising
Earth nutritional condition can reach: organic matter 8-12g/kg, full nitrogen 0.45-1.25g/kg, alkali-hydrolyzable nitrogen 45-58mg/kg, rapid available phosphorus 10-
25mg/kg, available potassium 90mg/kg, selenium 0.29-0.52mg/kg；Trophic structure is suitable for Growth of Millet and nutrient foot, Growth of Millet
Process will absorb selenium element, form selenium-rich millet.
C. seed treatment: being 5% seed dressing of seed pelleting or 50% carbendazim by seed weight with coating agent for seed；Often
The coating agent for seed that 1kg seed needs includes 1-3g zinc sulfate, 1-2g ammonium molybdate, 4-6g manganese sulfate, 6-12g water-retaining agent, 15-
25g carbendazim, 20-40g film forming agent；Zinc sulfate, ammonium molybdate, manganese sulfate provide micro- fertilizer in coating agent for seed of the present invention, are millet
Healthy growth provides microelement；Water-retaining agent improves Growth of Millet to the efficiency of water utilization, enhances seed drought-resistant ability；At
Film wraps coating agent for seed uniformly in seed outer surface；The formula for the seed pelleting that the present invention uses is suitable for Millet Seed
Coating is suitble to millet in the production of arid and semi-arid area, millet yield can be improved, improves millet product quality；And
Micro- fertilizer is added in seed treatment processes, can save micro- fertile dosage, be a kind of cost-effective method.Carbendazim is that benzimidazole is wide
Fungicide is composed, kernel smut can be effectively prevented as coating agent for seed ingredient or seed dressing for millet.
D. sow: application rate is per hectare 7.5-11.2kg, line-spacing 20cm, depth of planting 2.5-4.5cm；The present invention according to
Soil moisture content and weather conditions determine that the seeding method is planted, and obtain millet seedling and are evenly distributed, survival rate of seedlings is high, millet yield
It is high；The strain number that makes to keep a full stand of seedings reaches ten thousand plants of per hectare 67.5-75.0.
E. top dressing: boot stage, per hectare impose urea 120-150kg or per hectare foliage-spray potassium dihydrogen phosphate
15.0kg and/or urea 7.5kg；Millet is larger to nitrogenous fertilizer demand after jointing, the boot stage top dressing in 15-20 days before heading
It can increase production, foliage-spray potassium dihydrogen phosphate and micro- fertilizer, can promote and blossom and bear fruit and kernel grouting.
It is medium temperature arid and semi-arid area height above sea level 1500-2100m selenium-rich millet that the present invention, which provides a kind of planting area,
Implantation methods, the yield of millet can achieve per hectare 6000-8500kg, and yield increases than more significant, and mature spike number reaches every public affairs
Just 67.5 ten thousand fringes, mass of 1000 kernel 3.3-3.7g, millet product millet Se content 0.1-0.2mg/kg.
Other features of the invention and corresponding beneficial effect are described in the aft section of specification, and should be managed
Solution, at least partly beneficial effect is apparent from from the record in description of the invention.
Specific embodiment
The present invention is described in further details below by specific embodiment, but it is to limit of the invention that this, which is not,
System, those skilled in the art's basic thought according to the present invention, various modifications may be made and improves, but without departing from this
The basic thought of invention, within the scope of the present invention.
In the description of the present invention, unless otherwise specified, the meaning of term contains with what those skilled in the art were commonly understood by
Justice is identical, but if any difference, is subject to definition of the invention；Unless otherwise specified, test method is conventional method；Such as without spy
Different to illustrate, the raw material and test material used in the present invention is routinely to be commercially available；Unless otherwise specified, of the invention
In percentage (%) be mass percent (quality %).
The measurement of organic matter in Soil nutritional condition, full nitrogen, rapid available phosphorus, quick-acting potassium content is referring to NY/T391- in the present invention
2013 " Green Food Producing Area environmental quality standards "；The measurement of Se content is referring to the NY/T 1104-2006 " survey of full selenium in soil
It is fixed "；The measurement of alkaline hydrolysis nitrogen content is referring to alkaline hydrolysis diffusion method in " soil analysis technical specification "；Se content is surveyed in millet product millet
Fixed reference GB 5009.93-2017 " measurement of national food safety standard selenium in food "；NY/T394- should be met using fertilizer
2013 " green food Fertilizer application criterion " should meet NY/T393-2013 " green food Pesticide use criterion " using pesticide.
The technical scheme is that a kind of selenium-rich millet planting method, planting area is medium temperature arid and half-dried nonirrigated farmland
Area height above sea level 1500-2100m；The implantation methods include:
A. stubble-cleaning, tilling depth 25-30cm site preparation: are ploughed after preceding crop harvest；It is ploughed one time deeply when early spring, tilling depth
25-35cm；Rotary tillage soil-working, rotary tillage depth 12-17cm；Harrow a kind of farm tools, the soil moisture conservation of 48h-72h overlay film；
Deep ploughing can improve soil texture, enhance water holding capacity, and autumn deep ploughing depth of the invention reaches 25-30cm, and early spring is deep
Tilling depth degree reaches 25-30cm, conducive to pricking under millet root system, keeps plant strain growth healthy and strong, to improve yield；Rotary tillage makes soil powder
Broken, prepartion of land, fertilizer mix well；Overlay film, which can play, retains and conserve soil moisture, heats improving soil moisture, the work to improve nonirrigated farmland emergence rate
With, and being conducive to the proliferation of edaphon, the speed for accelerating humus to be converted to inorganic salts is accelerated, and advantageous crop absorbs, this
Invention site preparation process makes topsoil soils field capacity before sowing be maintained at 70-80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 75-90t, nitrogenous fertilizer 120-160kg, phosphate fertilizer 67-107kg,
Potash fertilizer 60-90kg, humic acid selenium fertilizer 0-90kg；After fertilising, soil Se content is 0.29-0.52mg/kg；
It should be noted that when wherein soil natural Se content reaches 0.29-0.52mg/kg, can not apply or Shaoshi humic
Sour selenium fertilizer when soil natural Se content is less, can apply humic acid selenium fertilizer more；Decomposed fertilizer is with various fowl and animal excrements and straw
Equal debirs are raw material, are added or are added without decomposed mushroom, the fertilizer that high temperature or normal temperature fermentation are completed；Using sufficient base manure is millet
The basis of high yield, Soil nutritional condition can reach after present invention fertilising: organic matter 8-12g/kg, full nitrogen 0.45-1.25g/kg, alkali
Solve nitrogen 45-58mg/kg, rapid available phosphorus 10-25mg/kg, available potassium 90mg/kg, selenium 0.29-0.52mg/kg；Trophic structure is suitable for paddy
Son growth and nutrient foot, Setaria Italica will absorb selenium element, formation selenium-rich millet.
C. seed treatment: being 5% seed dressing of seed pelleting or 50% carbendazim by seed weight with coating agent for seed；Often
The coating agent for seed that 1kg seed needs includes 1-3g zinc sulfate, 1-2g ammonium molybdate, 4-6g manganese sulfate, 6-12g water-retaining agent, 15-
25g carbendazim, 20-40g film forming agent；Water-retaining agent is agriculture water-retaining agent in the present invention, and film forming agent is seed pelleting film forming agent.
Seed of the present invention is preferably selected that high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety.Seed pelleting
Zinc sulfate, ammonium molybdate, manganese sulfate provide micro- fertilizer in agent, provide microelement for millet healthy growth；It is raw that water-retaining agent improves millet
The long efficiency to water utilization, enhances seed drought-resistant ability；Film forming agent wraps coating agent for seed uniformly in seed outer surface；
The formula for the seed pelleting that the present invention uses is coated suitable for Millet Seed, is suitble to millet in the life of arid and semi-arid area
It produces, millet yield can be improved, improve millet product quality；And micro- fertilizer is added in seed treatment processes, micro- fertile dosage can be saved,
It is a kind of cost-effective method.Carbendazim is benzimidazole wide-spectrum bactericide, for millet as coating agent for seed ingredient
Or seed dressing can effectively prevent kernel smut.
D. sow: application rate is per hectare 7.5-11.2kg, line-spacing 20cm, depth of planting 2.5-4.5cm；
Millet Seed minimum temperature of germinateing is 8 DEG C, and 13 DEG C of optimum temperature or so, seedling is not low temperature resistant, therefore millet is broadcast
The kind phase will stablize in temperature can just be sowed by 8 DEG C；Hand propelled duckbilled seeder can be used, move towards to push seeder along mulch,
Planting hole is jammed on foot when walking, accomplishes not leak cave, continuous ridge.
The present invention determines that the seeding method is planted according to soil moisture content and weather conditions, obtains millet seedling and is evenly distributed,
Survival rate of seedlings is high, and millet yield is high；Make to broadcast strain number of keeping a full stand of seedings and reaches ten thousand plants of per hectare 67.5-75.0.
E. top dressing: boot stage, per hectare impose urea 120-150kg or per hectare foliage-spray potassium dihydrogen phosphate
15.0kg and/or urea 7.5kg.
Millet is larger to nitrogenous fertilizer demand after jointing, and boot stage top dressing in 15-20 days can be increased production before heading, blade face spray
Potassium dihydrogen phosphate and micro- fertilizer are applied, can promote and blossom and bear fruit and kernel grouting.
Further, seed treatment further includes magnetic field processing, and magnetic field handles intensity 30-40mT, time 1-2h.
Magnetic field processing may be implemented to promote seed development, enhancing seed is disease-resistant, mentions using magnetic field activation Millet Seed activity
High-incidence bud rate；After the present invention is to seed magnetic field processing, percentage of seedgermination can be improved.
Further, site preparation step further includes that 150-250kg concave convex rod is added before ploughing stubble-cleaning in per hectare soil
Soil, attapulgite partial size composition include that 30-60% partial size 0.002-0.02mm, 20-50% partial size is less than 0.002mm.
Attapulgite has preferable cationic exchangeability, adsorptivity, water-retaining property, cohesiveness etc., can change after being manured into soil
Kind soil quality, increases soil fertility, and increases kind of a plant products, reduces water quantity for irrigating agricultural field.Attapulgite partial size is smaller, sun
Ion-exchange capacity increases；Since millet is most appropriate to sandy loam plantation, the attapulgite partial size that the present invention applies in the soil
Ratio is the soil particle diameter for being suitable for sandy loam, while improving attapulgite cation exchangeability as far as possible.
Further, the raw material of decomposed fertilizer includes selenium-enriched crop stalk.
Also selenium element rich in is gone back after decomposed processing again as decomposed fertilizer in the selenium-rich crops stalk of plantation
Field can be used as organic selenium fertilizer and increase soil Se content, can utilize production selenium-rich millet herein.
Further, the water-retaining agent include polyacrylic acid grafted starch, hydroxyethyl cellulose, in polyacrylic acid at least
One kind, the film forming agent includes carboxymethyl starch, carboxymethyl cellulose, Arabic gum, polyvinyl alcohol, polyvinyl acetate, bright
At least one of glue, xanthan gum.
Water-retaining agent is a novel agricultural resisting drought saving water technology, can enhance drought resistance using with seed, produce are made in increase
Amount；Polyacrylic acid grafted starch or hydroxyethyl cellulose, polyacrylic acid are all super absorbent resins, are functional polymer materials,
Even thousands of times of own wt hundred times of water can be received, the moisture after being absorbed can be sustained, and super absorbent resin does not dissolve in
Water and conventional organic solvent, have no stimulation to biological tissue, have the performances such as reusable；Starch and cellulose are that have
The high polymer of polysaccharide structures, most significant feature are that have great amount of hydroxy group as hydrophilic radical in molecule, are introduced greatly by modified
Ionogen is measured, has that production cost is low, material source is wide, water absorbing capacity is strong, the nontoxic, advantage that reduces environmental pollution.
Film forming agent is the key assistant of coating agent for seed, carboxymethyl starch, carboxymethyl cellulose, Arabic gum, gelatin, Huang
Virgin rubber comes from natural products or its modifier, has the advantages that environmental protection, safety and good biocompatibility；Polyvinyl alcohol, poly-vinegar
Vinyl acetate, polypropylene butyl ester are artificial synthesized high-molecular compound, cheap, good film-forming property.
Further, it pours water within 5-10 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare
900-1050m3。
Millet leaf emergence rate is fast before millet heading stage, and internode elongation is rapid, and young spike development requires extremely to compel to water and fertilizer condition
It cuts, this phase mainly forms seed, pours water be conducive to the increase of millet yield in time.
Further, time of infertility irrigation quantity is per hectare 2400-2700m3。
Further, it is combined thinning tillage and weeding 1 time in millet 6-8 leaf growth period, per hectare thinning agent 1500ml adds
Gu Miao and ground are uniformly sprayed on after helping strong element 150ml dilution；Extension rate is 180-260 times.
Millet seedling stage is conducive to Growth of Millet vulnerable to Weed infestation, timely weeding, thinning；Millet is dense planting crop, is occurred
Weeds be not easy artificial weeding, the present invention is high-efficient using chemical weed control.
Further, when grain ear turn yellow, seed be hardened, millet yellow leaf when gathered in；It is stacked 7-10 days after harvesting
Threshing afterwards.It is gathered in after millet is mature and will affect seed after-ripening too early, it is serious that when too late harvesting falls grain, influences yield.Heap after harvest
Threshing again in 7-10 days or so is put, has and improves yield using after-ripening.Sunning is to water content 13% hereinafter, carrying out screening point after threshing
Grade, after impurities removing, it sell or stores.
Further, preceding stubble is pulse family, potato or fallow land.
The unsuitable continuous cropping of millet planting, continuous cropping be easy to cause that disease is serious, weeds are more, and same nutrition in a large amount of consumption soil
Element, cause soil nutrient to lack of proper care, therefore, it is necessary to carry out the efficent rotation rotation of crops.The more suitable preceding stubble of millet is beans, potato
Class.
Hereinafter will by embodiment, the present invention will be described in detail, specific implementation of the invention is not limited to these
Embodiment.
Following embodiments carry out planting experiment acquisition, millet in Hexi Corridor irrigated area, height above sea level 1500-2100m and region
Total radiation 67.0-81.8 kilocalories/cm of the season of growth2, sunshine 980-1410h；1750-2018 DEG C of active accumulated temperature；Precipitation
380-500mm。
Embodiment 1
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content reaches 0.4-
0.52mg/kg, stubble is pulse family before soil.Selenium-rich millet planting method includes:
A. stubble-cleaning, tilling depth 25-30cm site preparation: are ploughed after preceding crop harvest；It is ploughed one time deeply when early spring, tilling depth
25-30cm；Rotary tillage soil-working, rotary tillage depth 15cm；Harrow a kind of farm tools, the soil moisture conservation of 72h overlay film；Topsoil soils field capacity is before sowing
70%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 80t, nitrogenous fertilizer 150kg, phosphate fertilizer 100kg, potash fertilizer 90kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 2g sulphur
Sour zinc, 2g ammonium molybdate, 6g manganese sulfate, 10g water-retaining agent, 20g carbendazim, 30g film forming agent；Water-retaining agent is hydroxyethyl cellulose, at
Film is carboxymethyl cellulose, Arabic gum.
D. sow: application rate is per hectare 7.5-8.5kg, line-spacing 20cm, depth of planting 2.5-3.5cm.
E. top dressing: boot stage, per hectare impose urea 150kg.
F. it pours water: pouring water within 5 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-
1050m3。
G. hoe up weeds: 6-8 leaf growth period carries out artificial thinning weeding, uproots impurity elimination seedling, self-crossing seedling, reduces plant height.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain yield is per hectare 6000kg.
Embodiment 2
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content reaches 0.4-
0.52mg/kg, stubble is pulse family before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 150kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 50% partial size 0.002-0.02mm, 30% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 30-35cm；Rotary tillage soil-working, rotary tillage depth 17cm；Harrow a kind of farm tools, the soil moisture conservation of 72h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 75%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 75t, and the raw material of decomposed fertilizer includes the selenium-rich agriculture of 10-40%
Crop material, nitrogenous fertilizer 160kg, phosphate fertilizer 107kg, potash fertilizer 80kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 3g sulphur
Sour zinc, 2g ammonium molybdate, 4g manganese sulfate, 12g water-retaining agent, 25g carbendazim, 35g film forming agent；Water-retaining agent is polyacrylic acid grafted shallow lake
Powder, film forming agent are carboxymethyl starch and xanthan gum.
D. sow: application rate is per hectare 8.5-9.5kg, line-spacing 20cm, depth of planting 3.5-4.5cm.
E. top dressing: boot stage, per hectare impose urea 120kg.
F. it pours water: pouring water within 10 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-
1050m3。
H. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 300kg to dilute.
I. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 6700kg.
Embodiment 3
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content reaches 0.4-
0.52mg/kg, stubble is imtertilled crop before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 200kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 60% partial size 0.002-0.02mm, 20% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 30-35cm；Rotary tillage soil-working, rotary tillage depth 15cm；Harrow a kind of farm tools, the soil moisture conservation of 48h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 90t, nitrogenous fertilizer 120kg, phosphate fertilizer 107kg, potash fertilizer 80kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 1g sulphur
Sour zinc, 1g ammonium molybdate, 5g manganese sulfate, 8g water-retaining agent, 18g carbendazim, 40g film forming agent；Water-retaining agent is polyacrylic acid, and film forming agent is
Carboxymethyl starch, carboxymethyl cellulose, polyvinyl alcohol, gelatin mixing.
D. sow: application rate is per hectare 9.5-10.5kg, line-spacing 20cm, depth of planting 2.5-3.5cm.
E. top dressing: boot stage, per hectare foliage-spray urea 7.5kg.
F. it pours water: pouring water within 8 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-
1050m3。
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 425kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 6900kg.
Embodiment 4
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content reaches 0.4-
0.52mg/kg, stubble is imtertilled crop before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 200kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 60% partial size 0.002-0.02mm, 20% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 30-35cm；Rotary tillage soil-working, rotary tillage depth 12cm；Harrow a kind of farm tools, the soil moisture conservation of 48h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 90t, nitrogenous fertilizer 120kg, phosphate fertilizer 107kg, potash fertilizer 80kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 1g sulphur
Sour zinc, 1g ammonium molybdate, 5g manganese sulfate, 8g water-retaining agent, 18g carbendazim, 40g film forming agent；Water-retaining agent is polyacrylic acid grafted starch
And polyacrylic acid, film forming agent are Arabic gum, polyvinyl acetate.
D. sow: application rate is per hectare 9.5-10.5kg, line-spacing 20cm, depth of planting 2.5-3.5cm.
E. top dressing: boot stage, per hectare foliage-spray urea 7.5kg.
F. it pours water: pouring water within 8 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-
1050m3。
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 425kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 7000kg.
Embodiment 5
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content reaches 0.29-
0.4mg/kg, stubble is potato before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 250kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 30% partial size 0.002-0.02mm, 50% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 25-30cm；Rotary tillage soil-working, rotary tillage depth 17cm；Harrow a kind of farm tools, the soil moisture conservation of 48h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 80t, and the raw material of decomposed fertilizer includes the selenium-rich agriculture of 30-50%
Crop material, nitrogenous fertilizer 140kg, phosphate fertilizer 80kg, potash fertilizer 60kg.
C. seed treatment: with 50% carbendazim by 5% seed dressing of seed weight.
D. sow: application rate is per hectare 10.5-11.2kg, line-spacing 20cm, depth of planting 2.5-3.5cm.
E. top dressing: boot stage, per hectare foliage-spray per hectare foliage-spray potassium dihydrogen phosphate 15.0kg, urea 7.5kg.
F. it pours water: pouring water within 8 days before heading stage primary, Filling stage is poured water 1 time, time of infertility irrigation quantity per hectare
2400-2700m3。,
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 400kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 6300kg.
Embodiment 6
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content reaches 0.29-
0.4mg/kg, stubble is potato before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 200kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 60% partial size 0.002-0.02mm, 30% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 30-35cm；Rotary tillage soil-working, rotary tillage depth 17cm；Harrow a kind of farm tools, the soil moisture conservation of 72h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 90t, nitrogenous fertilizer 160kg, phosphate fertilizer 90kg, potash fertilizer 70kg, rotten
Grow sour selenium fertilizer 50kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 3g sulphur
Sour zinc, 1g ammonium molybdate, 5g manganese sulfate, 6g water-retaining agent, 20g carbendazim, 20g film forming agent；Water-retaining agent is hydroxyethyl cellulose, film forming
Agent is seed pelleting use, such as can be polyvinyl alcohol；Seed magnetic field is handled after coating, and intensity 30mT handles 2h.
D. sow: application rate is per hectare 7.5-8.5kg, line-spacing 20cm, depth of planting 3.5-4.5cm.
E. top dressing: boot stage, per hectare foliage-spray per hectare foliage-spray potassium dihydrogen phosphate 15.0kg.
F. it pours water: time of infertility irrigation quantity per hectare 2400-2700m3。,
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 350kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 7800kg.
Embodiment 7
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content is less than
0.29mg/kg, stubble is pulse family before soil.Selenium-rich millet planting method includes:
A. stubble-cleaning, tilling depth 25-30cm site preparation: are ploughed after preceding crop harvest；It is ploughed one time deeply when early spring, tilling depth
25-30cm；Rotary tillage soil-working, rotary tillage depth 15cm；Harrow a kind of farm tools, the soil moisture conservation of 72h overlay film；Topsoil soils field capacity is before sowing
70%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 90t, and the raw material of decomposed fertilizer includes the selenium-rich agriculture of 40-80%
Crop material, nitrogenous fertilizer 150kg, phosphate fertilizer 100kg, potash fertilizer 90kg, humic acid selenium fertilizer 50kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 2g sulphur
Sour zinc, 1g ammonium molybdate, 6g manganese sulfate, 6g water-retaining agent, 15g carbendazim, 20g film forming agent；Water-retaining agent is hydroxyethyl cellulose, film forming
Agent is carboxymethyl cellulose, xanthan gum.
D. sow: application rate is per hectare 7.5-8.5kg, line-spacing 20cm, depth of planting 2.5-3.5cm.
E. top dressing: boot stage, per hectare impose urea 130kg.
F. it pours water: pouring water within 5 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-
1050m3。
G. hoe up weeds: 6-8 leaf growth period carries out artificial thinning weeding, out impurity elimination seedling, self-crossing seedling, reduces plant height.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 6500kg.
Embodiment 8
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content is less than
0.29mg/kg, stubble is pulse family before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 200kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 40% partial size 0.002-0.02mm, 30% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 30-35cm；Rotary tillage soil-working, rotary tillage depth 15cm；Harrow a kind of farm tools, the soil moisture conservation of 48h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 80t, nitrogenous fertilizer 160kg, phosphate fertilizer 107kg, potash fertilizer 80kg, rotten
Grow sour selenium fertilizer 60kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 3g sulphur
Sour zinc, 2g ammonium molybdate, 5g manganese sulfate, 8g water-retaining agent, 20g carbendazim, 30g film forming agent；Water-retaining agent is hydroxyethyl cellulose, film forming
Agent is carboxymethyl starch, polyvinyl alcohol, xanthan gum mixtures, and seed magnetic field is handled after coating, and intensity 30mT handles 1h.
D. sow: application rate is per hectare 8.5-9.5kg, line-spacing 20cm, depth of planting 3.5-4.5cm.
E. top dressing: boot stage, per hectare foliage-spray urea 7.5kg.
F. it pours water: pouring water within 10 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-
1050m3。
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 320kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 7600kg.
Embodiment 9
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content is less than
0.29mg/kg, stubble is imtertilled crop before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 250kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 40% partial size 0.002-0.02mm, 30% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 30-35cm；Rotary tillage soil-working, rotary tillage depth 15cm；Harrow a kind of farm tools, the soil moisture conservation of 48h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 75t, and the raw material of decomposed fertilizer includes the selenium-rich agriculture of 50-80%
Crop material, nitrogenous fertilizer 120kg, phosphate fertilizer 67kg, potash fertilizer 80kg, humic acid selenium fertilizer 70kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 1g sulphur
Sour zinc, 3g ammonium molybdate, 4g manganese sulfate, 10g water-retaining agent, 25g carbendazim, 30g film forming agent；Water-retaining agent is polyacrylic acid grafted shallow lake
Powder, film forming agent are carboxymethyl cellulose, Arabic gum, polyvinyl alcohol mixture；Seed magnetic field is handled after coating, at intensity 40mT
Manage 1h.
D. sow: application rate is per hectare 9.5-10.5kg, line-spacing 20cm, depth of planting 2.5-3.5cm.
E. top dressing: boot stage, per hectare impose urea 140kg.
F. it pours water: pouring water within 8 days before heading stage primary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-
1050m3。
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 380kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 8500kg.
Embodiment 10
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural Se content is less than
0.29mg/kg, stubble is fallow land before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 200kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 60% partial size 0.002-0.02mm, 30% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 25-30cm；Rotary tillage soil-working, rotary tillage depth 17cm；Harrow a kind of farm tools, the soil moisture conservation of 48h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 80t, nitrogenous fertilizer 130kg, phosphate fertilizer 80kg, potash fertilizer 60kg, rotten
Grow sour selenium fertilizer 80kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 1g sulphur
Sour zinc, 3g ammonium molybdate, 5g manganese sulfate, 12g water-retaining agent, 20g carbendazim, 20g film forming agent；Water-retaining agent is polyacrylic acid, film forming agent
For polyvinyl acetate, gelatin mixture；Seed magnetic field is handled after coating, and intensity 40mT handles 1h.
D. sow: application rate is per hectare 10.5-11.2kg, line-spacing 20cm, depth of planting 2.5-3.5cm.
E. top dressing: boot stage, per hectare foliage-spray per hectare foliage-spray potassium dihydrogen phosphate 15.0kg, urea 7.5kg.
F. it pours water: pouring water within 8 days before heading stage primary, Filling stage is poured water 1 time, time of infertility per hectare irrigation quantity
2400-2700m3。
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 400kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 8000kg.
Embodiment 11
Selection high yield, high-quality, drought resisting is drought-enduring, disease-resistant, wide adaptability millet variety, and soil natural selenium is lower than 0.29-
0.4mg/kg, stubble is potato before soil.Selenium-rich millet planting method includes:
A. after preceding crop harvest, 200kg attapulgite, attapulgite partial size group site preparation: are added in per hectare soil
At including 50% partial size 0.002-0.02mm, 30% partial size is less than 0.002mm；Plough stubble-cleaning, tilling depth 25-30cm；Early spring
When deeply plough one time, tilling depth 30-35cm；Rotary tillage soil-working, rotary tillage depth 15cm；Harrow a kind of farm tools, the soil moisture conservation of 72h overlay film；Topsoil before sowing
Water-retaining quantity among field of soil is 80%.
B. apply fertilizer to the subsoil: before rotary tillage soil-working, per hectare applies decomposed fertilizer 90t, nitrogenous fertilizer 140kg, phosphate fertilizer 90kg, potash fertilizer 70kg, rotten
Grow sour selenium fertilizer 90kg.
C. seed treatment: being seed pelleting with coating agent for seed；The coating agent for seed that every 1kg seed needs includes 3g sulphur
Sour zinc, 2g ammonium molybdate, 6g manganese sulfate, 8g water-retaining agent, 25g carbendazim, 40g film forming agent；Water-retaining agent is hydroxyethyl cellulose, film forming
Agent is polyvinyl alcohol, xanthan gum mixing；Seed magnetic field is handled after coating, and intensity 40mT handles 2h.
D. sow: application rate is per hectare 7.5-8.5kg, line-spacing 20cm, depth of planting 3.5-4.5cm.
E. top dressing: boot stage, per hectare foliage-spray per hectare foliage-spray potassium dihydrogen phosphate 15.0kg.
F. it pours water: time of infertility per hectare irrigation quantity 2400-2700m3。
G. hoe up weeds: 6-8 leaf growth period combines thinning tillage and weeding 1 time, and per hectare thinning agent 1500ml, which adds, helps strong element
150ml uniformly sprays paddy seedling and ground after adding water 350kg to dilute.
H. when grain ear turns yellow, seed is hardened, millet yellow leaf when can gather in due course, it is de- after being stacked 7-10 days after harvesting
Grain, yield are per hectare 8300kg.
Embodiment 12
Millet yield reaches per hectare 6000-8500kg, and obtains millet using general planting method plantation in this area
Yield is per hectare 1600-2500kg, and yield significantly improves.Its from above-described embodiment can be seen that in soil be added 200kg it is recessed
Convex stick soil, soil water content is stablized, while seed treatment uses seed pelleting, and seed magnetic field is handled after coating, then obtains millet
Yield is also relatively high；It is detected embodiment 1-11 millet mature spike number and reaches 67.5 ten thousand fringe of per hectare, mass of 1000 kernel 3.3-3.7g, millet
Product millet Se content all reaches 0.1-0.2mg/kg, belongs to selenium-rich millet, shows to apply humic acid selenium in the lower soil containing selenium
The decomposed fertilizer for including selenium-rich stalk with raw material is conducive to the selenium-rich growth of millet.
The present invention provides one kind in the medium temperature arid and semi-arid area region height above sea level 1500-2100m selenium-rich millet planting side
Method, the yield of millet can achieve per hectare 6000-8500kg, and yield increases than more significant, and mature spike number reaches per hectare 67.5
Wan Sui, mass of 1000 kernel 3.3-3.7g, millet product millet Se content 0.1-0.2mg/kg.
The above content is specific embodiment is combined, further detailed description of the invention, and it cannot be said that this hair
Bright specific implementation is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to protection of the invention
Range.
Claims (10)
1. a kind of selenium-rich millet planting method, which is characterized in that planting area is medium temperature arid and semi-arid area height above sea level 1500-
2100m；The implantation methods include:
A. stubble-cleaning, tilling depth 25-30cm site preparation: are ploughed after preceding crop harvest；It is ploughed one time deeply when early spring, tilling depth 25-
35cm；Rotary tillage soil-working, rotary tillage depth 12-17cm；Harrow a kind of farm tools, the soil moisture conservation of 48h-72h overlay film；
B. apply fertilizer to the subsoil: before the rotary tillage soil-working, per hectare applies decomposed fertilizer 75-90t, nitrogenous fertilizer 120-160kg, phosphate fertilizer 67-107kg,
Potash fertilizer 60-90kg, humic acid selenium fertilizer 0-90kg；After fertilising, soil Se content is 0.29-0.52mg/kg；
C. seed treatment: being 5% seed dressing of seed pelleting or 50% carbendazim by seed weight with coating agent for seed；Every 1kg institute
State seed needs the coating agent for seed include, 1-3g zinc sulfate, 1-2g ammonium molybdate, 4-6g manganese sulfate, 6-12g water-retaining agent,
15-25g carbendazim, 20-40g film forming agent；
D. sow: application rate is per hectare 7.5-11.2kg, line-spacing 20cm, depth of planting 2.5-4.5cm；
E. top dressing: boot stage, per hectare impose urea 120-150kg or per hectare foliage-spray potassium dihydrogen phosphate 15.0kg and/
Or urea 7.5kg.
2. millet planting method according to claim 1, which is characterized in that the seed treatment step further includes at magnetic field
Reason, the magnetic field handle intensity 30-40mT, time 1-2h.
3. millet planting method according to claim 1, which is characterized in that the site preparation step further includes that described plough is gone out
150-250kg attapulgite is added before stubble in per hectare soil, the attapulgite partial size composition includes 30-60% partial size
0.002-0.02mm, 20-50% partial size are less than 0.002mm.
4. millet planting method according to claim 1, which is characterized in that the raw material of the decomposed fertilizer includes selenium-rich farming
Object stalk.
5. millet planting method according to claim 1, which is characterized in that the water-retaining agent includes polyacrylic acid grafted shallow lake
At least one of powder, hydroxyethyl cellulose, polyacrylic acid, the film forming agent include carboxymethyl starch, carboxymethyl cellulose, Ah
Draw at least one of primary glue, polyvinyl alcohol, polyvinyl acetate, gelatin, xanthan gum.
6. millet planting method according to claim 1-5, which is characterized in that pour water within 5-10 days before heading stage one
Secondary, Filling stage is poured water 1 time, and irrigation quantity is per hectare 900-1050m3。
7. millet planting method according to claim 6, which is characterized in that time of infertility irrigation quantity is per hectare 2400-
2700m3。
8. millet planting method according to claim 6, which is characterized in that between the millet 6-8 leaf growth period combines
Seedling tillage and weeding 1 time, per hectare thinning agent 1500ml, which adds to help to strengthen after element 150ml dilutes, uniformly sprays paddy seedling and ground.
9. millet planting method according to claim 6, which is characterized in that when grain ear turns yellow, seed is hardened, millet blade
It is gathered in when jaundice；Threshing after being stacked 7-10 days after harvesting.
10. millet planting method according to claim 6, which is characterized in that the preceding stubble is pulse family, potato or leisure
Ground.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110651678A (en) * | 2019-09-12 | 2020-01-07 | 甘肃万发农业科技有限公司 | Codonopsis pilosula seedling breeding method |
| CN111436338A (en) * | 2020-04-22 | 2020-07-24 | 榆林市农业科学研究院 | Method for improving yield of selenium-rich millet in sandy soil area |
| CN111837836A (en) * | 2020-09-01 | 2020-10-30 | 金乡圣丰谷源米业有限公司 | Planting method of selenium-rich millet for protecting land |
| CN112335505A (en) * | 2020-10-27 | 2021-02-09 | 西华师范大学 | Method for improving soil DOM-Se and winter wheat selenium enrichment efficiency |
| CN114982573A (en) * | 2022-07-18 | 2022-09-02 | 山西丰谷源农业开发有限公司 | Planting method of dry farming selenium-rich black millet |
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| CN112335505A (en) * | 2020-10-27 | 2021-02-09 | 西华师范大学 | Method for improving soil DOM-Se and winter wheat selenium enrichment efficiency |
| CN114982573A (en) * | 2022-07-18 | 2022-09-02 | 山西丰谷源农业开发有限公司 | Planting method of dry farming selenium-rich black millet |
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