CN107787790A - The ultra dense plant cultural method of the more cave numbers of wide-and narrow-row rice - Google Patents
The ultra dense plant cultural method of the more cave numbers of wide-and narrow-row rice Download PDFInfo
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Abstract
The present invention discloses a kind of ultra dense plant cultural method of the more cave numbers of wide-and narrow-row rice, and it is made up of following steps：A, seedling, from breeding, seed treatment, the arrangement of seedling bed, sowing, young plants management；B, rice transplanting, Transplanting pattern：60 centimetres of big ridge row spacing, micro-ridge row spacing are 30 centimetres；C, field management, strengthen water, fertilizer management, strengthen insect pest preventing and controlling, promote precocious；D, harvest in good time.This method can make full use of rice Dominance in border row, and ventilation and penetrating light effect is good.Rational close planting, strain number increase by 30%~60%, and then increasing both production and income, averagely increase production 204.6 kgs/acre.Pesticide dosage can be reduced by reducing the generation of the rice middle and lower part diseases such as banded sclerotial blight, highly beneficial to reducing residues of pesticides lifting rice quality.
Description
Technical field
The present invention relates to a kind of rice planting culture technology, specifically a kind of width for improving rice yield per unit area
Row planting culture method.
Background technology
Rice is one of long staple food crop of China's cultivation history.Rice nutritive value is high, and palatability is good, easily
Digestion, is not only the main food in China, also there are about half population in the world using rice as staple food.Paddy byproduct purposes is wide
General, its rice bran is both the concentrated feed of domestic animal, and medical material, husk can be used as the raw material of industry.Straw, which removes, can make feed stripped
Outside Edible Fungi raw material and organic fertilizer, or the raw material of paper industry etc..Although rice year production in China's is sent out
Exhibition quickly, but compared with the market demand of China's rice, also larger gap, all needs a large amount of imports every year.By China per capita
Agricultural land resourses are poor and the influence of Cropping structure adjustment, the rice growing area of China's rice especially good grain quality
It is difficult to expand.Lacking the effective increasing production of rice of system increases income planting technology pattern again in China's agricultural production at present.Therefore, improve
The rice yield of rice yield per unit area especially good grain quality just turns into very urgent research topic.Develop rice life
Production, rice yield per unit area is improved, to increase rice farmer income, ensure that national food security is of great immediate significance.
Mainly there are " rice+" zoology breeding pattern, " Dry seeded rice " cropping pattern, " big agriculture in Rice Cropping technical field
Field " Rice Production pattern, conventional tillage mode add ecological rice seed implant model, rice " the non-irrigated level ridges work pair that modern production is equipped
Side is double deep " Efficient Cultivation new model, rice precision amount mechanization direct seeding technique etc..
Autonomous region, Liaoning Province, Jilin Province, 30 centimetres of the general line-spacing of the existing cropping pattern in Heilongjiang Province are covered inside, and hill spacing exists
10 centimetres are arrived 20cm, and each department rice yield is also not quite similar.Autonomous region's existing cropping pattern line-spacing in Chifeng City is covered inside
30 centimetres, the cm of hill spacing 18, general soil fertility, average yield per mu only has 500 kilograms or so.
The content of the invention
It is an object of the invention to provide a kind of ultra dense plant cultural method of the more cave numbers of wide-and narrow-row rice,
Field microclimate environment can greatly be improved using this method, every water-filling rice had both been reached maximum all in Dominance in border row
Change rational close planting and can ventilation and penetrating light, and the purpose increase the yield per unit area.
Technical scheme is made up of following steps：
A, seedling
1st, variety selection
From breeding：According to local ecotype and weather conditions, selection is by what is authorized, and breeding time is suitable, strong stress resistance, resists
Lodging, it is adapted to the kind of dense planting, tillering ability is strong, the high high-grade rice kind of yield, it is impossible to more area's plantation, ensure 5~7 before frost
It is fully ripe；
2nd, seed treatment
Sorted seed by salt water with 20%, the seed selected is watered 10 kilograms with the clever 2ML that soaks seed, and soaks seed 6 kilograms, and seed soaking is dragged for after 4~5 days
Go out to drain carry out vernalization, there is 50% seed to be sowed after showing money or valuables one carries unintentionally；
3rd, seedling bed arranges
Choose without it is saline and alkaline, soil is fertile, flat loam be seedling plot, field, which will soak, makes soil property soft, seedling bed setting it is wide by 1.5
Rice, long 15 meters, 30 centimetres of seedling furrow width, it is deep 30 centimetres, seedling bed is finely arranged, reaches smooth consistent, no crop root residue, weeds；
4th, sow
Northern April begins sowing in good time according to local climate condition, by each 4~5 kilograms of bud paddy of seedling bed, uniform broadcasting, is carried out after broadcasting
Paddy is stepped on, seed is buried " containing seven three " states of dew；It is after planting overlay film insulation, moisturizing, fills water in seedling ditch on ordinary days to keep seedling
Bed moistening；
5th, young plants management
Hot weather opens that film leaks informaton, dry in the air seedling when temperature is higher than 35 degree it is noted that temperature in the shed, prevents high temperature burn seedlings, according to
Local weather condition takes off film in good time；The leaf of rice shoot one wholeheartedly after, take off film water layer-management, after taking off film top dressing twice, take off for the first time film filling
Start after water, each seedling bed spreads fertilizer over the fields 500 grams of urea；Pull up seedlings first 3 days and use for the second time, each 250 grams of urea of seedling bed；
B, rice transplanting
1st, the rice transplanting date：According to the in good time rice transplanting of local climate condition；
2nd, Transplanting pattern：60 centimetres of wide row row spacing, 30 centimetres of narrow row row spacing；Do not changing the premise of local existing cropping pattern
Under, rational close planting, 7~12 centimetres of hill spacing are maximized, cave number increases by 3000~8800/ mu than existing cropping pattern, strain number increase
30%~60% rice shoot number；
3rd, rice transplanting quality requirement：Insert it is straight, insert it is even, stick with, no drift seedling is deep only very little；Rise seedling after to insert as early as possible, seedling be not easy it is cool, no
Insert sick seedling, weak seedling；
C, field management
1st, water management is strengthened, boot stage is Rice Physiological water requirement most period, and cold-resistant, drought-enduring most weak period,
If water shortage, ear differentiation will be impacted, causes grain number per spike to reduce, empty flat grain increase, now to keep 6-8 centimetres of water layer,
If temperature is less than 18 DEG C, water layer will be deepened to 15-20 centimetres, prevent cool summer damage due to impotency, and low temperature should recover 3-5 immediately later
Centimetre shoaling layer；Full heading time keeps 3-4 centimetres of shoaling layer, and During Grain-filling takes intermittent irrigation, that is, fill one time 3-5 centimetres
Shallow water, ooze naturally after doing, then fill 3-5 centimetres of shallow water, accomplish to support root with gas, protect production with Gen Baoye, with leaf, improve late growth stage light
Close functioning efficiency and physical capacity；Later stage never cuts off the water supply too early, causes plant early ageing, influences grain plumpness, water conservation
Block fills a water for 15 days or so before maturation, and the poor plot of water conservation can fill a water in 7 days or so before maturation；2nd, fertilizing management,
30 kgs/acre of paddy rice-dedicated fertilizer (N P K18-14-16), every mu of base applies 0.5 kilogram of 1 kilogram of zinc sulfate and borax, due to than general
Logical cropping pattern cave number increases by 3000~8800/ mu of caves, and every mu of rice shoot number increases by 30%~60%, on the basis of normal fertilising,
10 kgs/acre of phosphoric acid diamines is increased, and synchronously applies 1 kg/acre of bio-bacterial manure, for activating soil, dissolving phosphor and dissolving potassium；Tillering fertilizer
6 kgs/acre of urea, 6 kgs/acre of fringe granulated fertilizer Diammonium phosphate (DAP)；
3rd, management of weeds, after rice transplanting 7 days, 50 grams of 60% butachlor ec plus 10% bensulfuron-methyl, 15 grams of wettable powders are used
Agent is watered 30 kilograms and prevents and kill off barnyard grass, with reference to 50 grams/acre of potassium dihydrogen phosphate is sprayed, promotes effective tillering；After rice transplanting 15 days,
50 grams/acre of zinc boron potassium calcium is sprayed, is used with reference to herbicide, 40 grams of 50% dichloro quinolinic acid of mu, separately adds 10% bensulfuron-methyl 20
Gram 30 kilograms of even sprayings are watered, prevent and kill off broad leaved weed and nutgrass flatsedge；Artificial extraction weeds in field, preventing and treating are combined with above-mentioned herbicide
The weeds effect of rice terrace is good；
4th, insect pest preventing and controlling are strengthened, early July, as 250 milliliters of 18% dimehypo water solution of insect pest mu occurs, zinc was sprayed with reference to insecticide
50 grams/acre of boron potassium calcium, 40 kilograms are watered, 50 milliliters of 5% Frontline of early August, is watered 40 kilograms, prevents and treats striped rice borer；Taken out in rice
Fringe initial stage and heading latter stage preventing and treating panicle blast, 50 grams of 20% tricyclazole of mu, are watered 40 kilograms, prevent and treat banded sclerotial blight；
5th, promote precocity, spray the foliar fertilizers such as potassium dihydrogen phosphate, zinc boron potassium calcium in full heading time to pustulation period or other promote maturing agents, add
Low temperature ability and grain-filling degree are resisted in fast grain filling rate, raising, promote rice safety ripe；
D, harvest in good time
Harvest and rice obtain the key technique of good quality and high output in good time.Cross that early harvest green rice-grain is more, and grain is light, quality drop
It is low；It is slow to gather in, and causes head sprouting and shattering, and cracks rice and increase during husk rice, influences yield and quality；Suitable harvest
Phase, typically rest in 90% it is ripe when, exteriorly, the main fringe of rice strain all turns to be yellow, and has 70% stalk to dry up, if using hand
Grain is pinched, when being all hardened, fine day harvest should be robbed in time.
Preferable rice transplanting hill spacing is 7~10 centimetres in above-mentioned step B.
The invention has the advantages that：
1st, it is 30 centimetres using this planting patterns, 60 centimetres of wide row row spacing, narrow row row spacing.This planting patterns makes every row have side row
Advantage, there is that wide row ventilation and penetrating light effect is good, while the intensity of illumination of colony middle and lower part and light transmittance are at utmost improved, and are had
Beneficial to the photosynthetic efficiency and the anti-adversity ability of individual for improving colony's middle and lower part blade, be advantageous to strengthen the work of late growth stage root system
Power, promote operating of the photosynthate to fringe portion.Ventilation and penetrating light well reduces humiture inside colony, reduces respiration consumption, carries
The net assimilation rate of Gao Liao colonies, improves resistance against diseases.
2nd, rational close planting, on the premise of local original planting habit is not changed, increase by 3000~8800/ mu of cave number, increase
Add 30%~60% rice shoot number, and then increasing both production and income.
3rd, the generation that this ultra dense plant cultural method can also reduce the rice such as banded sclerotial blight middle and lower part disease can reduce pesticide dosage,
It is highly beneficial to reducing residues of pesticides lifting rice quality.
4th, this cropping pattern is simple to operate, it is only necessary to which rice transplanting stays the not upper rice shoot in a ridge after two ridges.Rationally increase rice transplanting cave
Number and rice shoot strain number, can rice transplanting with common seedling transplanter.The inventive method is easy and effective, need only change small size rice transplanting chi or replacing
Land wheel, the ridge of rice transplanting two one ridge of sky, that is, the not upper rice shoot in the 3rd ridge, and maximize rationally increase rice transplanting cave number and rice transplanting strain number and be
Can；Both it had been adapted to single household's plantation, and had been more suitable for being widely applied.
5th, this ultra dense plant cultural method, the light in rice field, temperature, it is wet, two kinds of microclimate environments can be formed, provided for aquaculture organism
Alternative control environment.The improvement of ventilation and penetrating light condition is also beneficial to the breeding of microorganism in water, can not only reduce
Bait is fed, and reduces aquaculture cost, is also beneficial to growing for aquaculture organism, improves culture benefit.
The inventive method field test
Embodiment 1：
Totally 60 mu of 5 pieces of the Wengniute Banner Wu Duntaohai towns in Inner Mongolia Autonomous Region Chifeng City ground, wide-and narrow-row of the present invention is tested within 2016
Dense planting implantation methods.
A, seedling
1st, variety selection
From breeding：Variety adoption day source 113, its strong stress resistance is resistant to lodging, is adapted to dense planting, tillering ability is strong, compares common variety
More 1-2 tillers;
2nd, seed treatment
Sorted seed by salt water with 20%, the seed selected is watered 10 kilograms with the clever 2ML that soaks seed, and soaks seed 6 kilograms, and seed soaking pulls control out after 4 days
It is dry to carry out vernalization, there is 50% seed to show money or valuables one carries unintentionally sowing；
3rd, seedling bed arranges
Seedling bed is the fertile loam in soil, pours water and soaks, and seedling bed sets wide 1.5 meters, long 15 meters, 30 centimetres of seedling furrow width, deeply 30 lis
Rice, seedling bed is finely arranged, and reaches smooth consistent, no crop root residue, weeds；
4th, sow
April 12, by each 5 kilograms of bud paddy of seedling bed, uniform broadcasting, carry out stepping on paddy after broadcasting, seed is buried " containing seven three " shapes of dew
State；It is after planting overlay film insulation, moisturizing, fills water in seedling ditch on ordinary days to keep seedling bed to moisten；
5th, young plants management
Hot weather opens that film leaks informaton, dry in the air seedling when temperature is higher than 35 degree it is noted that temperature in the shed, prevents high temperature burn seedlings, rice shoot
One leaf wholeheartedly after, take off film water layer-management, after taking off film top dressing twice, start after taking off film irrigation for the first time, each seedling bed spreads fertilizer over the fields urea
500 grams；Pull up seedlings first 3 days and use for the second time, each 250 grams of urea of seedling bed；
B, rice transplanting
1st, the rice transplanting date：8--9 in May day rice transplantings；
2nd, Transplanting pattern：60 centimetres of wide row row spacing, 30 centimetres of narrow row row spacing, 5-12 centimetres of hill spacing；With existing rice transplanter, in conversion
Wheel speed increases the not upper rice shoot of cave number, the row sky a line of rice transplanting two, that is, the third line；（After common seedling transplanter rice transplanting is used in this experiment
Artificial fill the gaps with seedlings is completed）
3rd, rice transplanting quality requirement：Insert it is straight, insert it is even, stick with, no drift seedling is deep only very little；Rise seedling after to insert as early as possible, seedling be not easy it is cool, no
Insert sick seedling, weak seedling；
C, field management
1st, water management is strengthened, boot stage keeps 7 centimetres of water layers, and full heading time keeps 4 centimetres of shoaling layers, and During Grain-filling is adopted
Intermittent irrigation is taken, that is, fills 4 centimetres of shallow waters, is oozed naturally after doing, then fills 3 centimetres of shallow waters, improves late growth stage photosynthesis effect
Rate and physical capacity；Later stage never cuts off the water supply too early, causes plant early ageing, influences grain plumpness, water conservation plot is in maturation
Fill a water within first 15 days or so；2nd, fertilizing management, 30 kgs/acre of paddy rice-dedicated fertilizer (N P K18-14-16), every mu of base applies sulfuric acid
0.5 kilogram of 1 kilogram of zinc and borax, because cave number than existing cropping pattern increases by 8800 caves, every mu of rice shoot number increase by 30%~60%,
On the basis of normal fertilising, 10 kgs/acre of phosphoric acid diamines is increased, and synchronously apply 1 kg/acre of bio-bacterial manure；Tillering fertilizer is urinated
Plain 6 kgs/acre, 6 kgs/acre of fringe granulated fertilizer Diammonium phosphate (DAP)；
3rd, insect pest preventing and controlling are strengthened, July 10,250 milliliters of 18% dimehypo water solution of mu, zinc boron potassium calcium 50 was sprayed with reference to insecticide
Gram/acre, 40 kilograms are watered, August 50 milliliters of 5% Frontline of mu on the 10th, is watered 40 kilograms, prevents and treats striped rice borer；In rice ear sprouting period
Panicle blast is prevented and treated, 50 grams of 20% tricyclazole of mu, is watered 40 kilograms, prevents and treats banded sclerotial blight；
4th, management of weeds, after rice transplanting 7 days, 50 grams of 60% butachlor ec plus 10% bensulfuron-methyl, 15 grams of wettable powders are used
Agent is watered 30 kilograms and prevents and kill off barnyard grass, with reference to 50 grams/acre of potassium dihydrogen phosphate is sprayed, promotes effective tillering；After rice transplanting 15 days, spray
50 grams/acre of zinc boron potassium calcium is applied, is used with reference to herbicide, 40 grams of 50% dichloro quinolinic acid of mu, separately adds 20 grams of 10% bensulfuron-methyl
30 kilograms of even sprayings are watered, prevent and kill off broad leaved weed and nutgrass flatsedge；
5th, promote precocity, spray the foliar fertilizers such as potassium dihydrogen phosphate, zinc boron potassium calcium in full heading time to pustulation period or other promote maturing agents, add
Low temperature ability and grain-filling degree are resisted in fast grain filling rate, raising, promote rice safety ripe；
D, harvest in good time
October 3 harvested.
Embodiment 2：
2016 50 mu of 5 pieces of the Wengniute Banner Hai Lasu towns in Inner Mongolia Autonomous Region Chifeng City ground.
Test wide-narrow row close planting implantation methods of the present invention.
A, seedling
1st, variety selection
From breeding：Variety adoption day source 113, its strong stress resistance is resistant to lodging, is adapted to dense planting, tillering ability is strong, compares common variety
More 1-2 tillers；
2nd, seed treatment
Sorted seed by salt water with 20%, the seed selected is watered 10 kilograms with the clever 2ML that soaks seed, and soaks seed 6 kilograms, and seed soaking pulls control out after 4 days
It is dry to carry out vernalization, there is 50% seed to show money or valuables one carries unintentionally sowing；
3rd, seedling bed arranges
Seedling bed is the fertile loam in soil, pours water and soaks, and seedling bed sets wide 1.5 meters, long 15 meters, 30 centimetres of seedling furrow width, deeply 30 lis
Rice, seedling bed is finely arranged, and reaches smooth consistent, no crop root residue, weeds；
4th, sow
April 12, by each 5 kilograms of bud paddy of seedling bed, uniform broadcasting, carry out stepping on paddy after broadcasting, seed is buried " containing seven three " shapes of dew
State；It is after planting overlay film insulation, moisturizing, fills water in seedling ditch on ordinary days to keep seedling bed to moisten；
5th, young plants management
Hot weather opens film pectinid, dry in the air seedling it is noted that temperature in the shed when temperature is higher than 35 degree, prevents high temperature burn seedlings, rice shoot
One leaf wholeheartedly after, take off film water layer-management, after taking off film top dressing twice, start after taking off film irrigation for the first time, each seedling bed spreads fertilizer over the fields urea
500 grams；Pull up seedlings first 3 days and use for the second time, each 250 grams of urea of seedling bed；
B, rice transplanting
1st, the rice transplanting date：Rice transplanting on May 10；
2nd, Transplanting pattern：60 centimetres of wide row row spacing, 30 centimetres of narrow row row spacing, 5-12 centimetres of hill spacing；With existing rice transplanter, in conversion
Wheel speed increases the not upper rice shoot of cave number, the row sky a line of rice transplanting two, that is, the third line；（After common seedling transplanter rice transplanting is used in this experiment,
The small artificial fill the gaps with seedlings of hill spacing is completed）
3rd, rice transplanting quality requirement：Insert it is straight, insert it is even, stick with, no drift seedling is deep only very little；
C, field management
1st, water management is strengthened, boot stage keeps 8 centimetres of water layers, and full heading time keeps 3 centimetres of shoaling layers, and During Grain-filling is adopted
Intermittent irrigation is taken, that is, fills a 3-5 centimetres of shallow water, is oozed naturally after doing, then fills 3 centimetres of shallow waters, improves late growth stage photosynthesis
Efficiency and physical capacity；Later stage never cuts off the water supply too early, causes plant early ageing, influences grain plumpness, water conservation plot into
Fill a water within ripe first 15 days or so；2nd, fertilizing management, 30 kgs/acre of paddy rice-dedicated fertilizer (N P K18-14-16), every mu of base applies sulphur
0.5 kilogram of 1 kilogram of sour zinc and borax, due to than commonly planting every mu of rice shoot number increase by 30%~60%, on the basis normally applied fertilizer
On, 10 kgs/acre of phosphoric acid diamines is increased, and synchronously apply 1 kg/acre of bio-bacterial manure；12 kgs/acre of tillering fertilizer urea, fringe grain
Fertile 6 kgs/acre of Diammonium phosphate (DAP)；
3rd, insect pest preventing and controlling are strengthened, July 10,250 milliliters of 18% dimehypo water solution of mu, zinc boron potassium calcium 50 was sprayed with reference to insecticide
Gram/acre, 40 kilograms are watered, August 50 milliliters of 5% Frontline of mu on the 10th, is watered 40 kilograms, prevents and treats striped rice borer；In rice ear sprouting period
Panicle blast is prevented and treated, 50 grams of 20% tricyclazole of mu, is watered 40 kilograms, prevents and treats banded sclerotial blight；
4th, management of weeds, rice transplanting 7-15 days, 50 grams/acre of zinc boron potassium calcium is sprayed, is used with reference to herbicide, promote effectively to divide
Tiller, 40 grams of 50% dichloro quinolinic acid of mu, separately plus 20 grams of 10% bensulfuron-methyl is watered 30 kilograms of even sprayings, prevents and kill off broad leaved weed
And nutgrass flatsedge；
5th, promote precocity, spray the foliar fertilizers such as potassium dihydrogen phosphate, zinc boron potassium calcium in full heading time to pustulation period or other promote maturing agents, add
Low temperature ability and grain-filling degree are resisted in fast grain filling rate, raising, promote rice safety ripe；
D, harvest in good time
October 3 harvested.
Above-described embodiment 1 and the cultural method of embodiment 2 totally 10 pieces of experimental field yield comparisons.
Experiment 1
From adjacent plot, kind is identical, and other cultivation steps are identical, and choosing sees which kind of hill spacing effect of increasing production is good.
The hill spacing different output contrast experiment of table 1 (Hai Lasu towns embodiment 2) unit：Kg/acre
| Testing site time | 1 | 2 | 3 | 4 | 5 | Average product |
| 5 centimetres of hill spacing | 514 | 498 | 507 | 515 | 527 | 512.2 |
| 6 centimetres of hill spacing | 507 | 521` | 508 | 519 | 502 | 509 |
| 7 centimetres of hill spacing | 692 | 689 | 679 | 694 | 701 | 691 |
| 8 centimetres of hill spacing | 721 | 706 | 721 | 709 | 713 | 714 |
| 9 centimetres of hill spacing | 712 | 736 | 693 | 724 | 731 | 719.2 |
| 10 centimetres of hill spacing | 705 | 717 | 713 | 729 | 713 | 715.4 |
| 11 centimetres of hill spacing | 681 | 649 | 697 | 677 | 683 | 677.4 |
| 12 centimetres of hill spacing | 697 | 641 | 679 | 698 | 665 | 676 |
The hill spacing different output contrast experiment of table 2 (Wu Duntaohai towns embodiment 1) unit：Kg/acre
| Testing site time | 1 | 2 | 3 | 4 | 5 | Average product |
| 5 centimetres of hill spacing | 503 | 501 | 507 | 523 | 531 | 513 |
| 6 centimetres of hill spacing | 502 | 510 | 513 | 514 | 521 | 512 |
| 7 centimetres of hill spacing | 691 | 693 | 690 | 688 | 697 | 691.8 |
| 8 centimetres of hill spacing | 714 | 716 | 718 | 715 | 724 | 717.4 |
| 9 centimetres of hill spacing | 703 | 704 | 698 | 721 | 723 | 709.8 |
| 10 centimetres of hill spacing | 706 | 709 | 710 | 705 | 708 | 707.6 |
| 11 centimetres of hill spacing | 670 | 676 | 686 | 665 | 684 | 676.2 |
| 12 centimetres of hill spacing | 675 | 612 | 685 | 695 | 668 | 667 |
Pass through two places Experimental comparison, 60 centimetres of wide row row spacing, 30 centimetres of narrow row row spacing, 7 centimetres~10 centimetres of hill spacing, rice yield
Highest.Two groups of 708.27 kgs/acre of average products.There is serious lodging phenomenon in 5 centimetres~6 centimetres of hill spacing.7 centimetres of rice of hill spacing
There are lodging, the substantially not underproduction after maturation.
Experiment 2
From adjacent plot, kind is identical, wide 60 centimetres, 30 centimetres of narrow row row spacing, 8 centimetres of hill spacing, different per cave seedling number, when seedling
Seedling is than traditional planting patterns increase by 10~80%, and other cultivation steps are identical, and choosing sees that the how many rice shoot number effect of increasing production of increase are good.
Table 3 increases rice shoot number different output contrast experiment (Hai Lasu towns embodiment 2) unit：Kg/acre
| Testing site time | 1 | 2 | 3 | 4 | 5 | Average product |
| Increase rice shoot 10% or so/mu of number | 603 | 615 | 595 | 587 | 612 | 602.4 |
| Increase rice shoot 20% or so/mu of number | 630 | 672 | 677 | 651 | 655 | 657 |
| Increase rice shoot 30% or so/mu of number | 694 | 699 | 706 | 702 | 715 | 703.2 |
| Increase rice shoot 40% or so/mu of number | 721 | 711 | 704 | 714 | 732 | 716.4 |
| Increase rice shoot 50% or so/mu of number | 717 | 712 | 726 | 716 | 719 | 718 |
| Increase rice shoot 60% or so/mu of number | 698 | 708 | 709 | 703 | 700 | 703.6 |
| Increase rice shoot 70% or so/mu of number | 656 | 687 | 649 | 677 | 683 | 670.4 |
| Increase rice shoot 80% or so/mu of number | 601 | 603 | 577 | 596 | 602 | 595.8 |
Table 4 increases rice shoot number different output contrast experiment (Wu Duntaohai towns embodiment 1) unit：Kg/acre
| Testing site time | 1 | 2 | 3 | 4 | 5 | Average product |
| Increase rice shoot 10% or so/mu of number | 567 | 592 | 579 | 604 | 613 | 591 |
| Increase rice shoot 20% or so/mu of number | 665 | 679 | 653 | 682 | 638 | 663.4 |
| Increase rice shoot 30% or so/mu of number | 721 | 708 | 703 | 692 | 706 | 706 |
| Increase rice shoot 40% or so/mu of number | 709 | 726 | 711 | 709 | 689 | 708.8 |
| Increase rice shoot 50% or so/mu of number | 698 | 709 | 724 | 715 | 687 | 706.6 |
| Increase rice shoot 60% or so/mu of number | 714 | 723 | 712 | 698 | 696 | 708.6 |
| Increase rice shoot 70% or so/mu of number | 649 | 689 | 635 | 686 | 692 | 670.2 |
| Increase rice shoot 80% or so/mu of number | 595 | 587 | 609 | 587 | 562 | 588 |
Pass through two places Experimental comparison, 60 centimetres of wide row row spacing, 30 centimetres of narrow row row spacing, 8 centimetres of hill spacing, every mu of increase rice shoot quantity
The rice yield highest between 30%~60%.（Two groups of 708.9 kgs/acre of average products.Increase rice shoot number 70%~80% to occur sternly
Lodge phenomenon again.）
Experiment 3
From adjacent plot, existing cropping pattern, line-spacing is 30 centimetres, and 18 centimetres of hill spacing, kind is identical, and base fertilizer is identical（Water
30 kgs/acre of rice special fertilizer (18-14-16), every mu of base apply 0.5 kilogram of 1 kilogram of zinc sulfate or borax, and tillering fertilizer urea 12 is public
Pound/acre, 6 kgs/acre of fringe granulated fertilizer Diammonium phosphate (DAP)）, spray micro- fertilizer, Insecticides (tech) ＆ Herbicides (tech) 5 times, other cultivation steps are identical, 10 pieces of realities
Test field yield comparison experiment.
Existing cropping pattern yield comparison experiment (Hai Lasu towns) unit of table 5：Kg/acre
| Testing site time | 1 | 2 | 3 | 4 | 5 | Average product |
| Existing cropping pattern yield（Kg/ mus） | 519 | 501 | 487 | 504 | 506 | 503.4 |
The existing cropping pattern yield comparison experiment of table 6 (the honest set Hai Zhen of crow) unit：Kg/acre
| Testing site time | 1 | 2 | 3 | 4 | 5 | Average product |
| Existing cropping pattern yield（Kg/ mus） | 511 | 527 | 489 | 501 | 498 | 505.2 |
By Experimental comparison, existing cropping pattern average product is 504.3 kilograms.
Experiment is drawn the following conclusions more than：60 centimetres of wide row row spacing of the present invention, 30 centimetres of narrow row row spacing, 7 lis of hill spacing
Rice~10 centimetres, increase rice shoot quantity rice yield highest between 30%~60%.Pattern rice cultivation of the present invention, maximum output
726 kgs/acre, 687 kgs/acre of minimum output, 708.9 kgs/acre of average product.Existing cropping pattern rice cultivation, it is average
504.3 kgs/acre of yield.For pattern rice cultivation of the present invention compared with existing cropping pattern rice, average product increase by 204.6 is public
Pound/acre.Pattern rice cultivation permeability of the present invention is good, and compared with existing cropping pattern rice, few spray twice, subtracts spray number
Lack residues of pesticides, improve rice quality, while reduce drug cost and cost of labor.
Claims (2)
- A kind of 1. ultra dense plant cultural method of more cave numbers of wide-and narrow-row rice, it is characterised in that：It is made up of following steps：A, seedling（1）, variety selectionFrom breeding：According to local ecotype and weather conditions, selection is by what is authorized, and breeding time is suitable, strong stress resistance, resists Lodging, it is adapted to the kind of dense planting, tillering ability is strong, the high high-grade rice kind of yield, it is impossible to more area's plantation, ensure 5~7 before frost It is fully ripe；（2）, seed treatmentSorted seed by salt water with 20%, the seed selected is watered 10 kilograms with the clever 2ML that soaks seed, and soaks seed 6 kilograms, and seed soaking is dragged for after 4~5 days Go out to drain carry out vernalization, there is 50% seed to be sowed after showing money or valuables one carries unintentionally；（3）, seedling bed arrangeChoose without it is saline and alkaline, soil is fertile, flat loam be seedling plot, field, which will soak, makes soil property soft, seedling bed setting it is wide by 1.5 Rice, long 15 meters, 30 centimetres of seedling furrow width, it is deep 30 centimetres, seedling bed is finely arranged, reaches smooth consistent, no crop root residue, weeds；（4）, sowingNorthern April begins sowing in good time according to local climate condition, by each 4~5 kilograms of bud paddy of seedling bed, uniform broadcasting, is carried out after broadcasting Paddy is stepped on, seed is buried " containing seven three " states of dew；It is after planting overlay film insulation, moisturizing, fills water in seedling ditch on ordinary days to keep seedling Bed moistening；（5）, young plants managementHot weather opens that film leaks informaton, dry in the air seedling when temperature is higher than 35 degree it is noted that temperature in the shed, prevents high temperature burn seedlings, according to Local weather condition takes off film in good time；The leaf of rice shoot one wholeheartedly after, take off film water layer-management, after taking off film top dressing twice, take off for the first time film filling Start after water, each seedling bed spreads fertilizer over the fields 500 grams of urea；Pull up seedlings first 3 days and use for the second time, each 250 grams of urea of seedling bed；B, rice transplanting（1）, the rice transplanting date：According to the in good time rice transplanting of local climate condition；（2）, Transplanting pattern：60 centimetres of wide row row spacing, 30 centimetres of narrow row row spacing；Do not changing the premise of local existing cropping pattern Under, rational close planting, 7~12 centimetres of hill spacing are maximized, cave number increases by 3000~8800/ mu than existing cropping pattern, strain number increase 30%~60% rice shoot number；（3）, rice transplanting quality requirement：Insert it is straight, insert it is even, stick with, no drift seedling is deep only very little；Rise seedling after to insert as early as possible, seedling be not easy it is cool, Do not insert sick seedling, weak seedling；C, field management（1）, strengthen water management, boot stage is Rice Physiological water requirement most period, and it is cold-resistant, drought-enduring most weak when Phase, if water shortage, ear differentiation will be impacted, causes grain number per spike to reduce, empty flat grain increase, now to keep 6-8 cm of water Layer, if temperature is less than 18 DEG C, water layer will be deepened to 15-20 centimetres, prevent cool summer damage due to impotency, and low temperature should recover immediately later 3-5 centimetres of shoaling layer；Full heading time keeps 3-4 centimetres of shoaling layer, and During Grain-filling takes intermittent irrigation, that is, fills a 3-5 Centimetre shallow water, ooze naturally it is dry after, then fill 3-5 centimetres of shallow water, accomplish with gas support root, with Gen Baoye, protected and produced with leaf, after improving fertility Phase photosynthetic efficiency and physical capacity；Later stage never cuts off the water supply too early, causes plant early ageing, influences grain plumpness, protects Water plot fills a water for 15 days or so before maturation, and the poor plot of water conservation can fill a water in 7 days or so before maturation；（2）, fertilising Management, 30 kgs/acre of paddy rice-dedicated fertilizer (N P K18-14-16), every mu of base apply 0.5 kilogram of 1 kilogram of zinc sulfate and borax, due to Increase by 3000~8800/ mu of caves, every mu of rice shoot number increase by 30%~60%, on the basis normally applied fertilizer than common cropping pattern cave number On, 10 kgs/acre of phosphoric acid diamines is increased, and 1 kg/acre of bio-bacterial manure is synchronously applied, for activating soil, dissolving phosphor and dissolving potassium；Point 6 kgs/acre of fetilizer for tillering urea, 6 kgs/acre of fringe granulated fertilizer Diammonium phosphate (DAP)；（3）, management of weeds, after rice transplanting 7 days, use 50 grams of 60% butachlor ec plus 10% bensulfuron-methyl, 15 grams of wettables Pulvis is watered 30 kilograms and prevents and kill off barnyard grass, with reference to 50 grams/acre of potassium dihydrogen phosphate is sprayed, promotes effective tillering；In rice transplanting 15 days Afterwards, 50 grams/acre of zinc boron potassium calcium is sprayed, is used with reference to herbicide, 40 grams of 50% dichloro quinolinic acid of mu, separately adds 10% bensulfuron-methyl 20 grams are watered 30 kilograms of even sprayings, prevent and kill off broad leaved weed and nutgrass flatsedge；Artificial extraction weeds in field is combined with above-mentioned herbicide, is prevented Harness the river rice field weeds effect it is good；（4）, strengthen insect pest preventing and controlling, early July as occur 250 milliliters of 18% dimehypo water solution of insect pest mu, sprayed with reference to insecticide 50 grams/acre of zinc boron potassium calcium, 40 kilograms are watered, 50 milliliters of 5% Frontline of early August, is watered 40 kilograms, prevents and treats striped rice borer；In rice Heading initial stage and heading latter stage preventing and treating panicle blast, 50 grams of 20% tricyclazole of mu, are watered 40 kilograms, prevent and treat banded sclerotial blight；（5）, promote precocious, spray the foliar fertilizers such as potassium dihydrogen phosphate, zinc boron potassium calcium in full heading time to pustulation period or other promote maturing agents, Accelerate grain filling rate, low temperature ability and grain-filling degree are resisted in raising, promote rice safety ripe；D, harvest in good timeHarvest and rice obtain the key technique of good quality and high output in good time, suitable harvest time, it is ripe typically to rest in 90% When, exteriorly, the main fringe of rice strain all turns to be yellow, and has 70% stalk to dry up, if pinching grain with hand, entirely When portion is hardened, fine day harvest should be robbed in time.
- 2. the ultra dense plant cultural method of the more cave numbers of wide-and narrow-row rice according to claim 1, it is characterised in that：Inserted in step B Seedling hill spacing is 7~10 centimetres.
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