Summary of the invention
For prior art above shortcomings, the object of this invention is to provide a kind of teasel root and seed production corn intercropping plant method, the method is by the measure of low input high production high benefit On Comprehensive Technique, reduce the intertill and clean tillage number of times in teasel root planting, alleviate drought and water shortage and cause the withered phenomenon of teasel root seedling, increase land utilization rate, improve the output value, only have 10-12 month crop cycle, per mu yield value can reach 6000-7000 yuan, comparatively single cropping teasel root or Maize model additional income 2000-3000 yuan.
For achieving the above object, the present invention adopts following technical scheme: a kind of teasel root and seed production corn intercropping plant method, is characterized in that, comprises following sequential steps:
(1) planting site is selected: within the scope of 1600-2500m, the soil is porous, soil layer is deep, well-drained sandy loam field to select height above sea level;
(2) wholelyly and basal dressing: deep plough for 3-April soil 25-35cm, and soil is fully exposed to the sun 10-20 days, use the farmyard manure 2500kg and composite fertilizer 50kg that become thoroughly decomposed as base manure, evenly spread fertilizer over the fields in whole good soil for every mu;
(3) bedding: doing wide is 1m, the high high furrow for 20cm, and furrow furrow width is 30cm;
(4) sow: after planting site leveling rake is thin, program request corn seed, 2-3, every cave, the seeding row spacing 40cm of corn planting, strain spacing 30cm, point fully waters once after finishing corn, when 5-June, corn heading grew to 60-70cm height, spray paraquat, broadcast sowing teasel root seed in the ranks after 7-8 days in corn, teasel root seed consumption is every mu of 1kg;
(5) field management:
A. water: after broadcasting sowing teasel root seed, water 1 time, sow after 90 days, then carry out broad irrigation 1 time;
B. thinning: after 7-August, corn gathered, carry out thinning to teasel root, line space orientates 30 cm × 25cm as;
C. topdress: thinning is after 20-30 days, in conjunction with to water or the rainy day topdresses, every mu imposes urea 8-12Kg, waters after imposing urea with clear water; After August, teasel root entered growth animated period, every mu imposes composite fertilizer 20Kg, waters after imposing composite fertilizer with clear water;
D. delimbing: 9-October grows animated period at teasel root, cuts off 1/5-1/4 of teasel root cauline leaf;
(6) gather: the collecting time of seed production corn is the 7-8 month, and teasel root was gathered in the next year 1-2 month.
The present invention uses in the ratio of N:P:K=10:5:5 in step (2) described composite fertilizer.
The present invention composite fertilizer described in step (5) uses in the ratio of N:P:K=10:5:10.
The method that the present invention imposes urea in step (5) field management is carried out the pouring of every cave by soluble in water for urea or carry out broad irrigation by soluble in water for urea.
The method that the present invention imposes composite fertilizer in step (5) field management is carried out the pouring of every cave by soluble in water for composite fertilizer or carry out broad irrigation by soluble in water for composite fertilizer.
Compared with prior art, the beneficial effect that the present invention has has:
1, teasel root and corn intercrop, utilizes corn height stalk, the short bar of teasel root crawl shape growth, height intercropping, three-dimension use space, improve land utilization rate.
2, in teasel root planting, weeding is the main composition factor of its cost, tradition plantation, and teasel root needs artificial weeding 3 times, and adopts intercropping mode of the present invention, because corn seals Gansu Province comparatively fast, suppresses weed growth, only needs uprooting weed 1 time.
3, teasel root and seed production corn intercropping, the drought-enduring corn of height stalk in seedling stage can be teasel root seedling and shelters from heat or light, thus reduces arid and cause teasel root seedling withered, improves teasel root seedling drought-resistant ability, increases seedling percent.And single cropping teasel root, because teasel root seedling is not drought-enduring, the moistening of soil to be ensured at Seedling Stage, need to water once every 6-7 days.
4, crop cycle is short, only has 10-12 month, can shorten 7-9 month than sylvan life ecologic planting teasel root.
5, good in economic efficiency, compared with single cropping, teasel root corn intercropping plant, under the prerequisite ensureing the teasel root output value, adds the corn output value, improves farmers' income.
Embodiment
Be specifically described the present invention below by example, but can not be interpreted as limiting the scope of the invention, person skilled in art can do some apparent improvement and adjustment according to foregoing invention content to the present invention.
Embodiment 1
A kind of teasel root and seed production corn intercropping plant method, comprise planting site selection, whole with basal dressing, bedding, sowing, field management with the step such as to gather, concrete operation method is as follows:
(1) planting site is selected: select height above sea level at the cool and cold climate of 2500 meters, the gradient is 10 degree, and selection of land should so that the soil is porous, fertile, soil layer is deep, well-drained sandy loam field is good, and soil layer is shallow, chaor and clayed soil, should not plant, if the unsuitable continuous cropping of mellow soil;
(2) wholelyly and basal dressing: deep plough the March that sky cyclostrophic is warm after selection of land soil 25cm, break up the clods, pick stone, soil is made fully to tan by the sun 10 days, every mu of composite fertilizer 50kg applying well-rotted farmyard manure 2500kg and N:P:K=10:5:5 is as base manure, farmyard manure and composite fertilizer are evenly spread fertilizer over the fields in whole good ground, soil and farmyard manure and composite fertilizer are fully mixed, finally by thin for ground leveling rake;
(3) bedding: doing wide is 1m, and height is the high furrow of 20cm, and furrow furrow width is 30cm;
(4) sow: after planting site leveling rake is fine into, direct program request corn seed, 2, every cave seed, the seeding row spacing 40cm of corn planting, strain spacing 30cm, point fully waters once after finishing corn, ensures that emergence of corn is complete and neat, May corn start heading grow to 60cm height time, spray paraquat, broadcast sowing teasel root seed in the ranks in corn after 7 days, teasel root seed consumption is 1kg/ mu, if rainfall is plentifully directly broadcasted sowing, some droughts, then 35 DEG C of water seed soaking 24h are carried out to seed, then broadcast sowing, after having broadcasted sowing, harrow one time with rake again.At ground moistening, when rainfall is abundant, teasel root seed is emerged for 15 days;
(5) field management:
A. water: after May broadcasts sowing teasel root seed, water once.Due to Shading with corn, ensure that soil can not arid rapidly, enter rainy season moisture sufficient simultaneously, can ensure the germination rate of teasel root more than 90%, thinning is after 20 days, in conjunction with topdressing broad irrigation once.Afterwards according to weather condition, the number of rainfall, soil moisture, then determine whether the plant strain growth later stage irrigates again.And single cropping teasel root, because teasel root seedling is not drought-enduring, the moistening of soil to be ensured at Seedling Stage, need to water 1 time every 6 days.
B. thinning: corn carries out thinning, removes weak seedling, sick seedling, unsound seedling after gathering July, retaining healthy and strong seedling, orientate line-spacing 30 cm, spacing 25cm as during thinning, fills the gaps with seedlings in the place be short of seedling, to water after filling the gaps with seedlings, in order to avoid dehydration is wilted lethal at once.Thinning should in the morning of fine day, at dusk, Best Times carries out thinning at the cloudy day;
C. topdress: thinning is after 20 days, in conjunction with to water or the rainy day topdresses, every mu imposes urea 8 kg, carries out the pouring of every cave or carries out broad irrigation by soluble in water for urea, water soluble in water for urea after imposing urea with clear water, in order to avoid occur burning seedling phenomenon; Every mu of composite fertilizer 20 kg imposing N:P:K=10:5:10, carried out the pouring of every cave by soluble in water for composite fertilizer or carried out broad irrigation by soluble in water for composite fertilizer at teasel root growth animated period and the month that rainfall is plentiful early August;
D. delimbing: cut off 1/4 of its cauline leaf at teasel root growth in September animated period, suppress nourishing and growing of its acrial part, promote expanding of under ground portion root, assemble nutrition in root;
E. the extermination of disease and insect pest: the disease of teasel root generally has powdery mildew and root rot, the insect pest of teasel root is generally aphid, cutworm and grub.Will take to put prevention first to the control of damage by disease and insect, biological control is auxiliary, as far as possible Shaoshi chemical pesticide, also will use efficient, low toxicity, low-residual agricultural chemicals when forced;
Often powdery mildew is there is season at summer hot and dry weather, rational close planting is taked to powdery mildew, strengthen field ventilation and penetrating light, increasing the p application rate, potash fertilizer, Shaoshi nitrogenous fertilizer, make plant strain growth stalwartness prevent, dig out away from the process of plantation field in time to invalid body plant, 25% triadimefon, 600 times of liquid are sprayed to disease plant, or 50% Tuzet wetting powder, 800 times of liquid, or 50% thiophanate methyl, 800 times of liquid, every 15 days with wherein a kind of chemical control, spray 2-3 times altogether.
Generally, seldom there is root rot in First Year.
Aphid endangers tender leaf and scape in summer and autumn, affects plant strain growth and blossoms and has seeds.0.3% matrine vegetable insecticide, 500 times of liquid are selected to aphid initial stage of origination, or Aphox 50% wetting powder 2000-2500 times of liquid, continuously every 10 days spray medicines twice, the emergence period sprays 5% Folithion, 1000-2000 times of liquid, every spray in 15 days once, spray 2-3 times are connected.
Cutworm bites seedling broken, causes and is short of seedling, and can take human landing catches, period poison bait, execute the prevention and controls such as pesticide-clay mixture, and the agricultural chemicals such as 50% octyl sulfate, 90% chlorophos, 5% diazinon granule also can be selected to prevent and treat.
Grub is the most serious to the harm of root, causes the presentation quality of root to decline, thus affects purchasing price.Can adopt 50% octyl sulfate missible oil every mu of 250g, the 2.5kg that adds water is sprayed on 25kg fine earth mixes thoroughly and makes pesticide-clay mixture, is mixed in base manure by pesticide-clay mixture and uses; After field finds grub, inject root surrounding soil with 90% trichlorphon, 1000-1200 times of liquid or 50% octyl sulfate missible oil, 800-1000 times of liquid.
(6) gather: this implantation methods is gathered for planting Second Year then the early spring, and the collecting time of seed production corn is late July, cuts maize straw after first breaking off corncobs again; The collecting time of teasel root is the January of i.e. next year.This step is one of advantage of this invention, and this kind of pattern is not only intercropping but also can be called interplanting, Appropriate application land resources, is unlikely to make idle land.Gather teasel root time, cut off the cauline leaf of acrial part, then the root of under ground portion all dug, deep-cut and carefully make root break, affect its exterior quality.Remove earth, reed head, radicula again, transport root back processing.
(7) preliminary working: fresh teasel root is dried to half-dried through Exposure to Sunlight or low baking temperature, concentrates " sweating " deliquescing of banking up, and inside becomes green, then through drying or drying, plucks fibrous root.
(8) packaging and accumulating: teasel root packaging material adopt dry, clean, free from extraneous odour, meets and nationally to make about hygienic requirements and the material that do not affect quality.Packaged teasel root medicinal material, should be stored in time clean, dry, shady and cool, ventilate, in the special warehouse of free from extraneous odour, prevent from going mouldy, the plague of rats, insect pest etc., note making regular check on.
This embodiment seed production corn amount of gathering is every mu of 300kg, and market price is 8 yuan/kg, every mu of corn harvest 2400 yuan; The teasel root amount of gathering is every mu of 400kg, and market procurement price locates 10 yuan/kg, every mu of harvest 4000 yuan, and every mu of gross output value 6400 yuan, than single cropping teasel root fecund 2400 yuan, substantially increases the output value.
Embodiment 2
A kind of teasel root and seed production corn intercropping plant method, comprise planting site selection, whole with basal dressing, bedding, sowing, field management with the step such as to gather, concrete operation method is as follows:
(1) planting site is selected: select height above sea level at the cool and cold climate of 1500 meters, all the other are with embodiment 1;
(2) wholelyly and basal dressing: warm up in sky cyclostrophic the soil 35cm that deep ploughs April after selection of land, make soil fully tan by the sun 20 days, all the other are with embodiment 1;
(3) bedding: with embodiment 1;
(4) sow: after planting site leveling rake is fine into, direct program request corn seed, 3, every cave, point fully waters once after finishing corn, ensure that emergence of corn is complete and neat, June corn start heading grow to 70cm height time, spray paraquat, broadcast sowing teasel root seed in the ranks in corn after 8 days, all the other are with embodiment 1;
(5) field management: a. waters: after broadcasting sowing teasel root seed June, waters once; B. thinning: corn carries out thinning after gathering August; C. topdress: thinning is after 30 days, in conjunction with to water or the rainy day topdresses, every mu imposes urea 12kg; D. delimbing: October cuts off 1/5 of its cauline leaf at teasel root growth animated period; All the other are with embodiment 1.
All the other steps are with embodiment 1.
This embodiment seed production corn amount of gathering is every mu of 400kg, and market price is 8 yuan/kg, every mu of corn harvest 3200 yuan; The teasel root amount of gathering is every mu of 500kg, and market procurement price locates 10 yuan/kg, every mu of harvest 5000 yuan, and every mu of gross output value 8200 yuan, than single cropping teasel root fecund 3200 yuan, substantially increases the output value.