CN103828570B - A kind of youngster's dish and Annual Ryegrass intercropping method - Google Patents
A kind of youngster's dish and Annual Ryegrass intercropping method Download PDFInfo
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- CN103828570B CN103828570B CN201310621069.1A CN201310621069A CN103828570B CN 103828570 B CN103828570 B CN 103828570B CN 201310621069 A CN201310621069 A CN 201310621069A CN 103828570 B CN103828570 B CN 103828570B
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Abstract
The present invention discloses a kind of youngster's dish and Annual Ryegrass intercropping method, is specifically related to youngster's dish and Annual Ryegrass intercropping mode, effectively can suppress youngster's dish weeds in field in seedling stage, reduces closing between youngster's field of vegetables, improve weather and land resources utilization, increase forage grass output.Adopt Annual Ryegrass to control youngster's dish inter-row weed seedling stage at youngster's dish, conserve water and soil, what utilize Annual Ryegrass cuts rear strong regeneration capacity, cradles in time, ensures and ventilates between youngster's field of vegetables; After youngster's dish results the cauline leaf of remnants is layered on youngster's dish capable on, realize straw-returning: after youngster's dish results, utilize the nitrophilous characteristic of Annual Ryegrass, impose urea in time, promote that it grows, effectively utilize land resources; After youngster's dish results, Annual Ryegrass utilizes its flourishing root system can effectively utilize the fertilizer that youngster's dish is capable.The present invention contributes to the disease problem that alleviation youngster dish causes because of winter temperature abnormality, and the idle season after effectively utilizing vegetables to gather in the crops increases forage grass output, has ensured the forage grass supply of southern herbivorous stock raising winter-spring season simultaneously.
Description
Technical field
The present invention relates to agricultural plantation technology field, particularly relate to a kind of youngster's dish and Annual Ryegrass intercropping method, be specifically related to a kind of youngster's dish and Annual Ryegrass intercropping mode.
Background technology
South China utilizes Climatic Resource Superiority to greatly develop Development of Winter, and effective exploitation utilizes Winter paddy field, and being increases farmland output, alleviates the effective way of southern grain security pressure.Winter, kind Annual Ryegrass was a kind of Development of Winter pattern that south is extensively promoted, and effectively can alleviate the forage grass shortage that herbivorous stock raising develop rapidly causes, but because of kind of careless economic benefit on the low side, peasant's enthusiasm for production is not high.
Winter, youngster's dish was an important model of hills area, Chongqing of Sichuan high-efficiency agriculture in winter, and because the Growing season of youngster's dish is relatively short, to the sowing of crop sown in spring after youngster's dish results, the idle period often having 2 to 3 months can not effectively utilize; Simultaneously this area's rainy weather autumn and winter is more, and youngster's dish weeds in field problem is serious: this area's winter temperature changes greatly, and it is serious that field closing done by youngster's menu, very easily occur when meeting with temperature and suddenly increasing rotten, excessive growth, the problem such as virus disease.
Summary of the invention
An object of the present invention is to propose a kind of youngster's dish and Annual Ryegrass intercropping method, to alleviate the disease problem that youngster vegetable garden winter temperature abnormality causes, idle season after effectively utilizing vegetables to gather in the crops increases forage grass output, ensures the forage grass supply of southern herbivorous stock raising winter-spring season.
In order to achieve the above object, the present invention proposes a kind of youngster's dish and Annual Ryegrass intercropping method, comprises the following steps:
Youngster's dish and Annual Ryegrass are carried out intercropping.
Preferably, described step of youngster's dish and Annual Ryegrass being carried out intercropping comprises:
Adopt the cropping pattern of 2 row dish intercropping 4 row Annual Ryegrasss.
Preferably, described youngster's dish and Annual Ryegrass are carried out the step of intercropping before also comprise:
Select youngster's dish and Varieties of Lolium;
Selection of land wholely.
Preferably, the step of described selection youngster's dish and Varieties of Lolium comprises:
High-yield disease resisting viral disease early-maturing variety selected by youngster's dish, Annual Ryegrass select resistance toly to cradle, high yield and high quality kind that orthostatic is good.
Preferably, described step of youngster's dish and Annual Ryegrass being carried out intercropping comprises:
The nursery of youngster's dish;
Youngster's dish field planting: line-spacing 60cm, cave is apart from 50cm;
Annual Ryegrass is sowed: Annual Ryegrass sowing is carried out after nest opened by youngster's dish; Youngster's dish and Annual Ryegrass spacing are 45-55cm; Annual Ryegrass line-spacing is 25-35cm, seeding quantity 11.25kg/hm
2, ditch dark 1-1.5cm, after planting the dark 1cm of blinding;
Youngster's dish rich water quality management;
Annual Ryegrass rich water quality management;
Youngster's dish results before Annual Ryegrass cradle management: cradle at once when Annual Ryegrass plant height 50-60cm or closing youngster dish; Annual Ryegrass cradles stubble height 3-5cm.
Preferably, described step of youngster's dish and Annual Ryegrass being carried out intercropping comprises further:
The extermination of disease and insect pest of youngster's dish;
Youngster's dish is gathered;
Youngster's dish straw-returning: the blade that youngster's dish is remaining after gathering and residual stem are evenly spread on that youngster's dish is capable carries out also field;
Youngster's dish gather after the management of Annual Ryegrass: youngster's dish imposes urea in conjunction with rainfall after gathering, and promotes Annual Ryegrass growth; Plant height reaches 50-60cm or Feng Hanghou, carries out Annual Ryegrass and cradles or herd.
Preferably, intercropping plant suitable application region is Chongqing, part in Sichuan height above sea level <600m knob.
A kind of youngster's dish that the present invention proposes and Annual Ryegrass intercropping method, have following technique effect:
Utilize Annual Ryegrass fast growth, feature that resistance to cutting property is good, carry out intercropping with youngster's dish, effectively suppress youngster's dish inter-row weed seedling stage at youngster's dish; Cradle Annual Ryegrass in time in youngster's dish rosette stage, control Annual Ryegrass growth, ensure that field ventilates, tomb taken out by suppression youngster dish and virus disease occurs; After youngster's dish results, on youngster's dish cauline leaf uniform spreading is expert at, impose urea and promote Annual Ryegrass growth, results are completed, thus, by implementing youngster's dish and Annual Ryegrass intercropping to crop sown in spring plantation, contribute to alleviating the unusual disease problem caused of youngster vegetable garden winter temperature, idle season after effectively utilizing vegetables to gather in the crops increases forage grass output, improves the enthusiasm that peasant plants grass simultaneously, has ensured the forage grass supply of southern herbivorous stock raising winter-spring season.
In order to make technical scheme of the present invention clearly, understand, below to invention technical scheme be described in further detail.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
A kind of youngster's dish that the embodiment of the present invention proposes and Annual Ryegrass intercropping method, youngster's dish and Annual Ryegrass are carried out intercropping, utilize Annual Ryegrass fast growth, feature that resistance to cutting property is good, carry out intercropping with youngster's dish, effectively suppress youngster's dish inter-row weed seedling stage at youngster's dish; Cradle Annual Ryegrass in time in youngster's dish rosette stage, control Annual Ryegrass growth, ensure that field ventilates, tomb taken out by suppression youngster dish and virus disease occurs; After youngster's dish results, on youngster's dish cauline leaf uniform spreading is expert at, impose urea and promote Annual Ryegrass growth, results are completed, thus, by implementing youngster's dish and Annual Ryegrass intercropping to crop sown in spring plantation, contribute to alleviating the unusual disease problem caused of youngster vegetable garden winter temperature, idle season after effectively utilizing vegetables to gather in the crops increases forage grass output, improves the enthusiasm that peasant plants grass simultaneously, has ensured the forage grass supply of southern herbivorous stock raising winter-spring season.
Cardinal principle of the present invention is: application protection sowing principle, adopts Annual Ryegrass to control youngster's dish inter-row weed seedling stage, conserve water and soil at youngster's dish; What utilize Annual Ryegrass cuts rear strong regeneration capacity, cradles in time, ensures not cause closing to youngster's dish, ensures that field ventilates; By the cauline leaf of remnants also field after youngster's dish results; After youngster's dish results, utilize the nitrophilous characteristic of Annual Ryegrass, impose urea in time, promote that it grows, effectively utilize climatic resources; Youngster's style of cooking cave plants, and application of enough fertilizers and chemical fertilizer in cave, and youngster's dish growing period repeatedly topdresses simultaneously, and after youngster's dish results, Annual Ryegrass utilizes its flourishing root system effectively can utilize the fertile section that youngster's dish is capable.
Particularly, as a kind of preferred embodiment, the cropping pattern of 2 row dish intercropping 4 row Annual Ryegrasss can be adopted.Wherein, youngster's dish line-spacing is 60cm, and cave is apart from 50cm; Annual Ryegrass line-spacing is 25-35cm, is preferably 30cm.Seeding quantity 11.25kg/hm
2(amounting to actual sowing area seeding quantity is 22.50kg/hm
2, youngster's dish and Annual Ryegrass spacing are 45-55cm, are preferably 50cm.
The cropping pattern of 2 row dish intercropping 4 row Annual Ryegrasss is adopted to be described in detail to the embodiment of the present invention below:
Select youngster's dish and Varieties of Lolium: high-yield disease resisting viral disease early-maturing variety selected by youngster's dish; Annual Ryegrass selects good, the resistance to high yield and high quality kind cradled of orthostatic.
Selection of land is wholely: select hidding and sunny side, soil layer are deep, fertile, irrigation and drainage convenient, weeds are few sandy loam or loam, require that the micro-acid of soil is to neutral, the non-crop in cruciferae of previous crops.Use sufficient base manure, every 666.7m
2execute the people assorted excrement 1000kg of soil that becomes thoroughly decomposed and add superphosphate 50kg, or cake fertilizer 50kg adds chlorination K composite fertilizer 50kg and mixes, and spreads fertilizer over the fields.Plough turns over, flattens, whole meticulous, carry out irrigation and drainage ditch, ditch depth 20-30cm.
Youngster's dish nursery: sowing at the beginning of-9 months by the end of August under the normal temperature in low altitude area hills area, Chongqing of Sichuan, adjusts date of seeding according to breediness and actual weather at that time, in case of hot weather be suitably extended down to September 20 after sow.Other province and high altitude localities, Chongqing of Sichuan answer according to specific time and site suiting measures to different conditions to grasp date of seeding.In the shade area is selected in seedbed, requires the sandy loam of soil layer plumpness, August early and middle ten days execute well-rotted farmyard manure add superphosphate and ash and boron, magnesium, zinc etc. trace element as base manure, plough deeply bed soil, trench digging bedding (wide 1.7m), smooth furrow face.Every 666.7m
2sowing area kind of a 25-30g, seed is mixed sand and is removed even, after planting covers the thick fine sand of 0.5-1cm or the assorted excrement of the soil that sieves, waters the clear liquid dung of foot, covers shade net or the anti-burning sun of straw mat and heavy rain, in throwing off covering in time at dusk after germination.Seedling stage keeps ground moistening, each even seedling 1 time when seedling 1-2 sheet true leaf and 3 true leaves.Attention control aphid and damping off.；
Youngster's dish field planting: field planting should after Cold Dew; Within first 10 days, open nest, line-spacing 60cm in field planting, cave, apart from 50cm, adds superphosphate with matured compost and makes end nest fertilizer, mix and impose in nest; Balled transplanting during seedling 5-6 sheet true leaf; In order to lifting seedlings.Select strong sprout during field planting, reject indivedual especially big variating seedling and weak, sick seedling, the lower westerly zone soil field planting of choosing cloudy day, irrigates normal root water in time.After field planting, in 3 days, every day waters 2-3 times;
Annual Ryegrass is sowed: Annual Ryegrass sowing is carried out after nest opened by youngster's dish; Seeding quantity 11.25kg/hm
2(amounting to actual sowing area seeding quantity is 22.50kg/hm
2), ditch dark 1-1.5cm, after planting the dark 1cm of blinding;
Youngster's dish rich water quality management: full vegetative period keeps ground moistening, prevents ponding.Impose liquid dung clearly after normal root seedling survives and carry seedling 1-2 time.After field planting, heavy dressing opening quotation in 35-40 days (after the Beginning of Winter) fertilizer, adds urea with dung polluted water, opens a vesicle from plant 15cm place, applied by rich water and blinding mulch, must guard against dry application urea.Rosette stage, water requirement was large, should supply adequate water to the heading stage; The balling consolidation phase suitably controls water to results.After field planting about 60 days, youngster's dish was in the initial stage of expanding rapidly, used people and animals' liquid dung or natural pond liquid and added urea and topdress once, the fertilising in whole vegetative period grasp first light after heavy, first control the principle chased after afterwards, the excessive use of nitrogenous fertilizer will be controlled whole vegetative period, in case plant excessive growth
Annual Ryegrass rich water quality management: per hectare sealing fertilizer 150kg or urea 150kg after Annual Ryegrass tri-leaf period, to promote to tiller; 2-3 days after each mowing, executes urea 150-225kg/hm
2(sowing area).Must guard against after cradling and execute urea immediately, in order to avoid grass point of burning.Topdress and should carry out, in order to the absorption of nutrient in conjunction with irrigation and rainfall
Youngster's dish results before Annual Ryegrass cradle management: cradle at once when Annual Ryegrass plant height 50-60cm or closing youngster dish, be grown to principle not affect youngster's dish.Should note when cradling not hurting adjacent youngster's dish.In case of temperature raises suddenly, Annual Ryegrass plant height should cradle in time when more than 40cm, promotes that field ventilates.Stubble height is advisable with 3-5cm.
The extermination of disease and insect pest of youngster's dish: youngster's dish virus disease is Major Diseases, often causes the crushing underproduction.First virus disease control way is resolutely eliminate aphis, and from sowing, once find aphid, prevents and treats in time.As field finds to have caught the plant of virus disease, should diseased plant be uprooped take out of outside field immediately and destroy, and repeatedly spray liquor potassic permanganate in morbidity field, control to spread, loss is reduced to minimum level.Disease cradles Annual Ryegrass when occurring in time, makes youngster's dish ventilation and penetrating light
Youngster's dish is gathered: youngster's dish about needs 150 days from being seeded into gather; picking time with sowing early late, winter low temperature length is different and different; 1-February of low altitude area hills area, Chongqing of Sichuan is picking time; bud projects beyond stem top complete is at the very moment arhat shape without lobus cardiacus; with regard to full maturity; being that the best is gathered opportunity: if gathered late, is the protection fresh and tender quality of youngster's bud not deterioration. should by the outer dish leaf bending lid heart.
Youngster's dish straw-returning: the blade that youngster's dish is remaining after gathering and residual stem are evenly spread on that youngster's dish is capable carries out also field;
Youngster's dish gather after the management of Annual Ryegrass: after youngster's dish is gathered and substantially completed, urea should be imposed in conjunction with rainfall, promote Annual Ryegrass growth.If many days arids are without rain, there is the area of irrigation conditions should carry out fertilizer in conjunction with pouring water and impose.Plant height reaches 50-60cm or Feng Hanghou, should carry out cradling or herding according to the market demand.As herded, should note carrying out regional rotation grazing, in order to avoid livestock and poultry excessively search for food and trample on.To spring by the end of March crop sown in spring plantation at the beginning of 4 months, completed last stubble cradle.
Youngster's dish of the present invention and Annual Ryegrass intercropping mode in Chongqing, part in Sichuan low altitude area (<600m) knob is suitable for, other provinces and high altitude localities, Chongqing of Sichuan can be used for reference, but according to local condition in good time field suiting measures to different conditions.
With specific embodiment, the present invention program is described in detail below:
Embodiment one:
Test site is positioned at the hills arid hillside field of society of Gao Gu village five, Ding Jia town of Bi Shan county of Chongqing City, sandy loam, and the soil organic matter is content 21.53g/kg, full nitrogen 1.46g/kg, full phosphorus 0.37g/kg, full potassium 16.13g/kg, alkali-hydrolyzable nitrogen 137.33mg/kg, available phosphorus 2l.00mg/kg, available potassium 33.00mg/kg.Preceding crop is corn, within continuous 3 years, uses decomposed cow dung.
Test is provided with 6 process:
Process 1, (line-spacing is 30cm, and seeding quantity is 22.50kg/hm in Annual Ryegrass nonoculture
2);
Process 2, youngster's menu is done (line-spacing is 60cm, and cave is apart from 50cm):
(youngster's dish cave is apart from 50cm: Annual Ryegrass line-spacing is 30cm, and actual sowing area seeding quantity is 22.50kg/hm for process 3,1 row dish intercropping 2 row Annual Ryegrass
2: youngster's dish and Annual Ryegrass spacing are 50cm);
(youngster's dish cave is apart from 50cm: Annual Ryegrass line-spacing is 30cm, and actual sowing area seeding quantity is 22.50kg/hm for process 4,1 row dish intercropping 4 row Annual Ryegrass
2; Youngster's dish and Annual Ryegrass spacing are 50cm);
(youngster's dish line-spacing is 60cm to process 5,2 row dish intercropping 4 row Annual Ryegrasss, and cave is apart from 50cm; Annual Ryegrass line-spacing is 30cm, and actual sowing area seeding quantity is 22.50kg/hm
2; Youngster's dish and Annual Ryegrass spacing are 50cm);
(youngster's dish line-spacing is 60cm to process 6,2 row dish intercropping 6 row Annual Ryegrasss, and cave is apart from 50cm; Annual Ryegrass line-spacing is 30cm, and actual sowing area seeding quantity is 22.50kg/hm
2, youngster's dish and Annual Ryegrass spacing are 50cm).
Youngster's vegetable kind is " fourth man youngster dish precocity 147 ", and Varieties of Lolium is " No. 2, the Changjiang river ".Youngster's dish sowing on September 2nd, 2011: October 5 completed youngster's dish and opens nest, and carried out Annual Ryegrass sowing; The transplanting of youngster's dish is carried out during seedling 5-6 sheet true leaf on October 15.On November 19th, 2011, on January 2nd, 2012, on March 18th, 2012, on April 10th, 2012 cradle Annual Ryegrass and measure output for 4 times respectively.Measure youngster's dish output 5 days-January 15 January in 2012.Calculate the output value by this season edge of a field purchase average price, the wherein fresh careless 0.30 yuan/kg of Annual Ryegrass, youngster's dish 2.0 yuan/kg.Each process Annual Ryegrass output, youngster's dish output and the output value are in table 1.
Table 1 respectively process Annual Ryegrass output, youngster's dish output and the output value compares
Note: application LSD method carries out variance analysis, P<0.05; Letter is different represents that between process, difference reaches significance level.
After amounting to the calculating of actual sowing area, in four kinds of intercropping modes, Annual Ryegrass output is all higher than nonoculture Annual Ryegrass Herbage harvest, and this illustrates that intercropping mode is conducive to the growth of Annual Ryegrass, improves Herbage harvest.In 4 kinds of intercropping modes, Annual Ryegrass output and youngster's dish output of " 2 row dish intercropping 4 row Annual Ryegrass " pattern are all the highest.In the output value, the output value of " 2 row dish intercropping 4 row Annual Ryegrass " and " 2 row dish intercropping 6 row Annual Ryegrass " two kinds of patterns is done higher than youngster's menu, wherein the output value of " 2 row dish intercropping 4 row Annual Ryegrass " pattern comparatively youngster's menu do increase by 32.8%.In general, " 2 row dish intercropping 4 row Annual Ryegrass " pattern is put up the best performance.
Embodiment two:
Production site is positioned at the hilly upland in Gao Gu village, Ding Jia town, Bishan County, Chongqing City, rice field-upland field rotation field, and preceding crop is rice forever, sandy loam.Nonoculture youngster dish and " 2 row dish intercropping 4 row Annual Ryegrass " pattern are carried out large area comparision of production.Youngster's menu is 60cm as line-spacing, and cave is apart from 50cm; 2 row dish intercropping 4 row Annual Ryegrass patterns, youngster's dish line-spacing is 60cm, and cave is apart from 50cm, and Annual Ryegrass line-spacing is 30cm, and actual sowing area seeding quantity is 22.50kg/hm
2, youngster's dish and Annual Ryegrass spacing are 50cm.Two kinds of mode of manufacture areas are 0.4hm
2.The precocious landrace in Ding Jia town, youngster's vegetable Zhong Weibishan county, Varieties of Lolium is " Lutao ".Youngster's dish sowing on September 5th, 2012; October 10 completed youngster's dish and opens nest, and carried out Annual Ryegrass sowing; The transplanting of youngster's dish is carried out during seedling 5-6 sheet true leaf on October 20.On November 25th, 2012, on December 31st, 2012, on March 15th, 2013, on April 8th, 2013 cradle Annual Ryegrass and measure output for 4 times respectively.Measure youngster's dish output on January 10th, 2013 to January 25.Calculate the output value by this season edge of a field purchase average price.Annual Ryegrass output, youngster's dish output and benefit are in table 2." 2 row dish intercropping 4 row Annual Ryegrass " pattern comparatively youngster's menu is done to increase net income 10329.3 yuan/hm
2, amplification reaches 23.3%.
The benefit comparison of table 2 youngster dish intercropping Annual Ryegrass and nonoculture youngster dish
Embodiment three:
Production site is positioned at the vegetable fields all the year round of Hechuan District, Chongqing City, summer fallow, purple soil, middle fertility, continuous 5 year nonoculture in winter youngster dish, and virus disease occurs serious.Nonoculture youngster dish and " 2 row dish intercropping 4 row Annual Ryegrass " pattern are carried out large area comparision of production.Nonoculture youngster dish line-spacing is 60cm, and cave is apart from 50cm; 2 row dish intercropping 4 row Annual Ryegrass patterns, youngster's dish line-spacing is 60cm, and cave is apart from 50cm, and Annual Ryegrass line-spacing is 30cm, and actual sowing area seeding quantity is 22.50kg/hm
2, youngster's dish and Annual Ryegrass spacing are 50cm.Two kinds of mode of manufacture areas are 0.5hm
2.Youngster's vegetable kind is the precocious landrace in Ding Jia town, Bishan County, and Varieties of Lolium is " No. 2, the Changjiang river ".Youngster's dish sowing on September 10th, 2012; October 8 completed youngster's dish and opens nest, and carried out Annual Ryegrass sowing; The transplanting of youngster's dish is carried out during seedling 5-6 sheet true leaf on October 25.On November 30th, 2012, on January 3rd, 2013, on March 28th, 2013 cradle Annual Ryegrass 3 times respectively.The .1 month 30 on January 15th, 2013 results youngster dish.The youngster's dish morbidity of record field and bolting situation.Wherein nonoculture youngster dish virus disease average attack rate is 13.5%, and bolting rate is 21.2%; " 2 row dish intercropping 4 row Annual Ryegrass " pattern youngster dish virus disease incidence of disease is 2.3%, and bolting rate is 3.5%, and bolting rate and virus disease incidence all significantly decline.
As can be seen from above-mentioned example, utilize Annual Ryegrass fast growth, feature that resistance to cutting property is good, carry out intercropping with youngster's dish, effectively suppress youngster's dish inter-row weed seedling stage at youngster's dish; Cradle Annual Ryegrass in time in youngster's dish rosette stage, control Annual Ryegrass growth, ensure that field ventilates, tomb taken out by suppression youngster dish and virus disease occurs; After youngster's dish results, on youngster's dish cauline leaf uniform spreading is expert at, impose urea and promote Annual Ryegrass growth, results are completed, thus, by implementing youngster's dish and Annual Ryegrass intercropping to crop sown in spring plantation, contribute to alleviating the unusual disease problem caused of youngster vegetable garden winter temperature, idle season after effectively utilizing vegetables to gather in the crops increases forage grass output, improves the enthusiasm that peasant plants grass simultaneously, has ensured the forage grass supply of southern herbivorous stock raising winter-spring season.
Above are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or flow process conversion, or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. youngster's dish and an Annual Ryegrass intercropping method, is characterized in that, comprise the following steps:
Youngster's dish and Annual Ryegrass are carried out intercropping, and described step of youngster's dish and Annual Ryegrass being carried out intercropping comprises:
Adopt the cropping pattern of 2 row dish intercropping 4 row Annual Ryegrasss;
The nursery of youngster's dish;
Youngster's dish field planting: line-spacing 60cm, cave is apart from 50cm;
Annual Ryegrass is sowed: Annual Ryegrass sowing is carried out after nest opened by youngster's dish; Youngster's dish and Annual Ryegrass spacing are 50cm; Annual Ryegrass line-spacing is 30cm, seeding quantity 11.25kg/hm
2, ditch dark 1-1.5cm, after planting the dark 1cm of blinding;
Youngster's dish rich water quality management;
Annual Ryegrass rich water quality management;
Youngster's dish results before Annual Ryegrass cradle management: cradle at once when Annual Ryegrass plant height 50-60cm or closing youngster dish; Annual Ryegrass cradles stubble height 3-5cm.
2. youngster's dish according to claim 1 and Annual Ryegrass intercropping method, is characterized in that, described youngster's dish and Annual Ryegrass are carried out the step of intercropping before also comprise:
Select youngster's dish and Varieties of Lolium;
Selection of land wholely.
3. youngster's dish according to claim 2 and Annual Ryegrass intercropping method, is characterized in that, the step of described selection youngster's dish and Varieties of Lolium comprises:
High-yield disease resisting viral disease early-maturing variety selected by youngster's dish, Annual Ryegrass select resistance toly to cradle, high yield and high quality kind that orthostatic is good.
4. youngster's dish according to claim 1 and Annual Ryegrass intercropping method, is characterized in that, described step of youngster's dish and Annual Ryegrass being carried out intercropping comprises further:
The extermination of disease and insect pest of youngster's dish;
Youngster's dish is gathered;
Youngster's dish straw-returning: the blade that youngster's dish is remaining after gathering and residual stem are evenly spread on that youngster's dish is capable carries out also field;
Youngster's dish gather after the management of Annual Ryegrass: youngster's dish imposes urea in conjunction with rainfall after gathering, and promotes Annual Ryegrass growth; Plant height reaches 50-60cm or Feng Hanghou, carries out Annual Ryegrass and cradles or herd.
5. youngster's dish according to claim 1 and Annual Ryegrass intercropping method, is characterized in that, intercropping plant suitable application region is Chongqing, part in Sichuan height above sea level <600m knob.
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