CN103210825B - Chinese yam matrix transverse cultivation method - Google Patents

Chinese yam matrix transverse cultivation method Download PDF

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CN103210825B
CN103210825B CN201310135585.3A CN201310135585A CN103210825B CN 103210825 B CN103210825 B CN 103210825B CN 201310135585 A CN201310135585 A CN 201310135585A CN 103210825 B CN103210825 B CN 103210825B
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chinese yam
matrix
potato
groove
cultivating groove
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CN103210825A (en
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王其传
祁红英
陈月珍
皮光纯
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Huaian Chaimihe Agricultural Science and Technology Co., Ltd.
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HUAI'AN CHAIMIHE AGRICULTURAL TECHNOLOGY DEVELOPMENT Co Ltd
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Abstract

The invention relates to a Chinese yam matrix transverse cultivation method. The Chinese yam matrix transverse cultivation method is characterized by comprising the following steps of (1) preparing cultivation matrix for Chinese yams, (2) preparing Chinese yam seeds and accelerating germination, (3) preparing a matrix cultivation trough and a field facility layout, (4) filling matrixes, (5) sowing and planting seedlings, (6) tending a field and (7) harvesting. The Chinese yam matrix transverse cultivation method remarkably lowers labor intensity when the Chinese yams are cultivated and harvested, saves producing cost, and is convenient to popularize in a large scale. Furthermore, the Chinese yam matrix transverse cultivation method overcomes successive cropping obstacles to a large extent, and largely improves the yield and the quality of the Chinese yams.

Description

The horizontal cultivation method of Chinese Yam Medium
Technical field
The invention belongs to vegetable soilless culture technology, is the light-duty high-yield high-efficiency cultivation technology of Chinese yam specifically, is the horizontal cultivation method of a kind of Chinese Yam Medium.
Background technology
Chinese yam, has another name called Huai Chinese yam, light yam, is Dioscoreaceae, perennial root voluble herb plant, and Chinese yam is used as medicine with piece root, and nature and flavor are sweet, flat, have effect of tonifying spleen lung, strong vital essence.The common effect of Chinese yam is as follows, 1) invigorating spleen and reinforcing stomach, aid digestion, Chinese yam contains amylase, the materials such as polyphenol oxidase, be conducive to taste digestion and absorption function, the product of the medicine-food two-purpose of flat tonifying spleen and stomach simply, 2) nourishing kidney and replenishing pneuma, Chinese yam contains various nutrients, there is strong body, the effect of nourishing kidney and replenishing pneuma, 3) beneficial lung cough-relieving, Chinese yam contains saponin, lymphatic temperament, have lubricated, moist effect, therefore can beneficial lung qi, support lung yin, the treatment deficiency syndrome of the lung phlegm disease of chronic cough of coughing, 4) reduce blood sugar, Chinese yam contains mucus protein, there is the hypoglycemic effect of falling, can be used for treating diabetes, it is diabetes patient's dietotherapy good merchantable brand, 5) promote longevity, Chinese yam contains a large amount of mucus albumen, electrolytes and minerals, can effectively stop the precipitation of blood fat at vascular wall, prevention painstaking effort disease, obtaining beneficial will calms the nerves, the effect of promoting longevity.Can find out that Chinese yam is a kind of vegetable variety of dietotherapeutic, there is very high nutrition and health care and be worth, always be subject to the people's welcome.
Chinese yam not only at home, also more and more receive an acclaim abroad, market demand is increasing, but there is following problem in plantation and the production of Chinese yam at present: 1) amount of labour is large, cost is high, traditional Chinese yam production method is to make Chinese yam meat taproot vertically go deep into soil growth, need expend a large amount of labours in excavation plantation ditch and excavation aspect gathering, generally open plantation ditch and 1.2 ~ 1.5 meters of the degree of depth of the ditch excavating of gathering, wide 0.30 ~ 0.40 meter, 0.18 ~ 0.3 cube of the earth volume of average every strain, workload is quite huge, labor cost is up to more than 3000 yuan/mu, limit the raising of the production of Chinese yam large area and output, for this problem, those skilled in the art is also constantly attempting new method, and for example yam planting method of mechanization trench digging, although solved to a certain extent the labour intensity of yam planting, but Chinese yam is gathered and remains hand digging, and workload is still larger, the sleeve pipe culture technique of Chinese yam, although the amount of labour that this technology has suitably alleviated yam planting and gathered, the cost of sleeve pipe is far above labour's cost, it is more difficult therefore to promote.2) continuous cropping obstacle is serious, Chinese yam production process is larger for the consumption of soil fertility, therefore in the field of continuous 2 years plantation Chinese yams, continue plantation Chinese yam and be just difficult to form desirable output, not only need to drop into a large amount of fertilizer, the while disease of Chinese yam is serious, undergrowth, and output significantly declines.Therefore, a kind of new method of exigence solves above-mentioned technical problem.
Summary of the invention
The present invention, just for the technical problem existing in prior art, provides a kind of Chinese Yam Medium horizontal cultivation method, the method not only cost compared with low, labour intensity is little, easy operating, and can overcome the continuous cropping obstacle of Chinese yam, the output of Chinese yam is high, is convenient to large-scale popularization.
To achieve these goals, technical scheme of the present invention is as follows, and the horizontal cultivation method of a kind of Chinese Yam Medium, is characterized in that, said method comprising the steps of, 1) preparation of plantation substrate for Chinese yam, 2) preparation and the vernalization of potato seed, 3) preparation and the field facility layout of substrate culture groove, 4) matrix filling, 5) seedling, 6 are planted in sowing) field management, 7) results.
As a modification of the present invention, the preparation of described step 1) plantation substrate for Chinese yam comprises the following steps: 11) with agricultural crop straw agriculture and forestry organic waste material, the discarded object of rice husk, wheat grain husk shell fruit, the dregs of a decoction, alcohol slag, citric acid waste agricultural byproducts processing discarded object are raw material, above-mentioned raw materials is mixed, be ground into 3 ~ 5mm fragment or particle, form mixture A, then add organic manure, grouts, complex fertilizer; Concrete mixing ratio is as follows: mixture A: organic manure: grouts: complex fertilizer is 6 ~ 7:1.5 ~ 2:0.5 ~ 1:0.5 ~ 0.8, regulates moisture to 55 ~ 60%; 12) microbe inoculation, carries out aerobic fermentation; 13) the mixture inoculation biocontrol microorganisms obtaining in step 12) is carried out to secondary fermentation, obtain stable organic material; 14) by air-dry the organic material of aforementioned stable to water content be 25 ~ 30%, after screening, obtain the mixed organic matter material containing 2 ~ 3mm particle diameter 80 ~ 85% through fragmentation, add expanded MICA, carbonization rice chaff or biological carbon can obtain as yam cultivation matrix, and its formula rate is: mixed organic matter material: expanded MICA: carbonization rice chaff or biological carbon are 6.5 ~ 7.5:2 ~ 2.5:0.5 ~ 1.
Described step 2) preparation and the vernalization of potato seed comprises the following steps: 21) select potato seed, the healthy potato piece that adopts Chinese yam mouthpiece, bulbil and the new garden of selection to gather is potato kind, is advisable with healthy potato piece; 22) potato seed stripping and slicing, selects top portion 2/3 part of potato piece as potato seed, carries out rhizome cutting propagation, and every segment length 8-12cm, is preferably 10mm, and every 40 grams, stack respectively by head, centre, afterbody and size, when plantation, in category set, plant; Be beneficial to like this balance coordination growth.23) potato seed processing, smears quicklime powder at the two ends that cut off, prevent from rotting or stripping and slicing after rinse with clear water, then immerse 25% 800 times of carbendazol wettable powders or 800 times of liquid of thiophanate methyl 30 minutes, take out to dry and bask seeds; While basking seeds, be not placed directly on cement flooring and be exposed to the sun, the degree of basking seeds is the inside atrophy of wound, and splits in the middle of section.24) potato seed vernalization, indoorly in greenhouse when vernalization is paved into potato piece on 15 centimetres of thickness bonnets wet straw and fine sand, then covers wet straw moisturizing, keep 20 ~ 23 DEG C, after potato block length goes out sprouting 3-5 centimetre, be portable, only stay 1 healthy and strong bud when plantation, all the other take out.
As a modification of the present invention, preparation and the field facility layout of described step 3) mesostroma cultivating groove comprise the following steps: the 31) requirement of cultivating groove, the degree of depth 12 ~ 15cm, wide 5 ~ the 8cm of internal diameter, length is determined according to yam variety, be set to 1.2 ~ 1.5 meters, for preventing that Chinese yam root system from penetrating soil, can or spread into groove with the thick plastic foil of 0.08 ~ 0.12mm the molded cultivating groove of PVC of the degree of depth and width 4.5 ~ 5cm, isolation soil, on bottom land or plastic foil, make a call to the eye of 2 ~ 3 diameter 1mm, be convenient to unnecessary rainwater or irrigation water seepage, prevent that Chinese yam root is steeped.32) cultivating groove matrix filling requirement, if use molded cultivating groove, fills up after cultivating groove, scrapes plane surface, if matrix 4 ~ 4.5cm thickness is loaded in plastic film mulch cultivation, uniformity, does not need compacting; 33) cultivating groove layout: take big or small row layout method, in field or greenhouse according to little row 20cm, large 2 meters of arrangements of row, every groove 20 ~ 25cm interval is parallel building on ground, keep cultivating groove and go to angle at 45 °, be conducive to like this reduce line-spacing, more effectively utilize space, increase the planting density of Chinese yam, increase substantially Chinese yam output.Large interline at every 2 meters is installed a spray irrigation pipe, and bilateral spraying is convenient to irrigate.
As a modification of the present invention, described step 6) field management comprises the following steps: 61) plant seedling, potato seed is positioned over the nearly little row of cultivating groove one end, apart from 3 ~ 4cm place, groove top, imbed in matrix, note bud upward, potato piece is parallel with groove, bud is placed in the middle, then with the covering such as fine earth or rice husk, straw, cultivating groove is filled and led up; 62) carry after seedling, to remain that matrix is moistening seedling stage, water content is 80 ~ 90%, be beneficial to the vertical seedling of taking root of potato seed, expansion root system to be convenient to aerial growth in great numbers, the quick expanding stage of potato piece, remain moistening 80 ~ 90% water content of matrix, be convenient to expanding of Chinese yam meat taproot, form high yield, when sprinkling irrigation, water and be advisable with duty, but unsuitable flood irrigation, avoids the nutrient loss in matrix.63) plant is adjusted, every strain Chinese yam only stays a bud to form plant, remove in time the seedling having more, when Chinese yam seedling grows to 20cm, start built, guiding tendril upwards grows, hedge frame is weaved into hedge shape support with diameter 1.5 ~ 2cm, the bamboo pole of long 1.8 ~ 2.5 meters, with bamboo pole or iron wire, bamboo frame is longitudinally connected again, to increase hedge frame intensity, prevents lodging; Or every four bamboo poles are one group, form rectangular pyramid shape structure, top intersects, and fastens with iron wire, and every is supported 5 ~ 6 strain Chinese yams, and the support forming is like this most stable, can be Anti-Typhoon.
As a modification of the present invention, in described step 11) complex fertilizer, contain nitrogen, phosphorus, potassium each 15%.
With respect to prior art, advantage of the present invention is as follows: labour intensity when 1) the method has reduced yam planting and gathered, be convenient to large-scale popularization; 2) the method has overcome continuous cropping obstacle to a great extent, increases substantially the yield and quality of Chinese yam.
Brief description of the drawings
Fig. 1 is cultivating groove schematic layout pattern;
In figure: 1 is spray irrigation pipe, 2 is little row, and 3 is large row .
Embodiment
In order to deepen the understanding of the present invention and understanding, below in conjunction with the drawings and specific embodiments, invention is described further and is introduced.
The horizontal cultivation method of a kind of Chinese Yam Medium, said method comprising the steps of 1) plantation substrate for Chinese yam, 2) preparation of potato seed and vernalization, 3) preparation and the field facility layout of substrate culture groove, 4) matrix filling, 5) seedling, 6 are planted in sowing) field management, 7) results.
As a modification of the present invention, described step 1) Chinese yam dedicated substrate cultivation comprises the following steps: 11) with agriculture and forestry organic waste materials such as agricultural crop straws, the discarded object of rice husk, fruit, the agricultural byproducts processing discarded objects such as the dregs of a decoction, alcohol slag, citric acid waste are raw material, above-mentioned raw materials is mixed, be ground into 3 ~ 5mm fragment or particle, form mixture A, add again organic manure, grouts, complex fertilizer, wherein in complex fertilizer, contain nitrogen, phosphorus, potassium each 15%.; Above-mentioned raw materials mixing ratio is as follows: mixture A: organic manure: grouts: complex fertilizer is 6 ~ 7:1.5 ~ 2:0.5 ~ 1:0.5 ~ 0.8, regulates moisture to 55 ~ 60%; 12) microbe inoculation, ferment, in above-mentioned mixed material, add saccharomycete or actinomycetes or lactic acid bacteria or Bacillus or above mixed bacterial, wherein the mixing ratio of mixed bacterial is saccharomycete: actinomycetes: lactic acid bacteria: Bacillus=20:5:3:10, then add biocontrol microorganisms; In above-mentioned mixed material, add 60% the water yield of its cumulative volume to carry out uniform stirring, stacking, cover film moisturizing, starts fermentation again, in the time that temperature reaches 60 DEG C, and turning, later every 7-10 days turning, supplemental oxygen and moisture; 13) above-mentioned raw material is carried out to secondary fermentation, after turning 3 times, when temperature is lower than 35 time, inoculation biocontrol microorganisms carries out secondary fermentation, and the inoculum concentration of secondary fermentation biocontrol microorganisms is: host material inoculation bacteria containing amount per ton is 1 × 10 1020~30 liters of the liquid bacterias of individual/milliliter, turning in every 3~4 days once, maintains heap temperature at 35~40 DEG C, after 15~20 days, can obtain containing 10 8the stable organic material of individual/gram biocontrol microorganisms.Biocontrol microorganisms described in the method is bacillus subtilis, fluorescent pseudomonas, Bacillus cercus or the Bacillus circulans bacterial strain with disease-resistant, anti-nematode function.14) by air-dry the organic material of aforementioned stable to 25 ~ 30% moisture content, after screening, obtain the mixed organic matter material containing 2 ~ 3mm particle diameter 80 ~ 85% through fragmentation, add expanded MICA, carbonization rice chaff or biological carbon can obtain as yam cultivation matrix, and its formula rate is: mixed organic matter material: expanded MICA: carbonization rice chaff or biological carbon are 6.5 ~ 7.5:2 ~ 2.5:0.5 ~ 1.Last gained Chinese yam dedicated substrate indices is as shown below:
Above-mentioned indices meets nutritive yam demand rule, guarantees the demand of various nutrient components in Chinese yam production process.
As a modification of the present invention, preparation and the vernalization of described step 2 potato seed comprise the following steps: 21) select potato seed, the healthy potato piece that adopts Chinese yam mouthpiece, bulbil and the new garden of selection to gather is potato kind, is advisable with healthy potato piece; 22) potato seed stripping and slicing, selects top portion 2/3 part of potato piece as potato seed, carries out rhizome cutting propagation, and every segment length 8-12cm, is preferably 10mm, and every 40 grams, stack respectively by head, centre, afterbody and size, when plantation, in category set, plant; Be beneficial to like this balance coordination growth.23) potato seed processing, smears quicklime powder at the two ends that cut off, prevent from rotting or stripping and slicing after rinse with clear water, then immerse 25% 800 times of carbendazol wettable powders or 800 times of liquid of thiophanate methyl 30 minutes, take out to dry and bask seeds; While basking seeds, be not placed directly on cement flooring and be exposed to the sun, the degree of basking seeds is the inside atrophy of wound, and splits in the middle of section.24) potato seed vernalization, can indoorly in greenhouse be paved into potato piece wet straw and fine sand on 15 centimetres of thickness bonnets when vernalization, then cover wet straw moisturizing, keep 20 ~ 23 DEG C, after potato block length goes out sprouting 3-5 centimetre, be portable, only stay 1 healthy and strong bud when plantation, all the other are taken off.
As a modification of the present invention, preparation and the field facility layout of described step 3 mesostroma cultivating groove comprise the following steps:
31) requirement of cultivating groove, the degree of depth 12 ~ 15cm, wide 5 ~ the 8cm of internal diameter, length is determined according to yam variety, is set to 1.2 ~ 1.5 meters long, for preventing that Chinese yam root system from penetrating soil, can the degree of depth and the molded cultivating groove of width 4.5 ~ 5cm PVC or enter groove with the thick Su Liao of 0.08 ~ 0.12mm Mo Shop, isolate soil, on bottom land or plastic foil, make a call to the leaking hole of 2 ~ 3 diameter 1mm, notice that cultivating groove bottom will keep sclerosis, smooth; 32) cultivating groove matrix filling requirement, if use molded cultivating groove, fills up after cultivating groove, scrapes plane surface, if matrix 4 ~ 4.5cm thickness is loaded in plastic film mulch cultivation, uniformity, does not need compacting, above matrix, can cover river sand, soil or straw etc.33) cultivating groove layout: take big or small row layout method, in field or greenhouse according to little row 20cm, large 2 meters of arrangements of row, every groove interval 20 ~ 25cm is parallel building on ground, keep cultivating groove and go to angle at 45 °, large interline at every 2 meters is installed a spray irrigation pipe, bilateral spraying, is convenient to irrigate.
As a modification of the present invention, in step 5, seedling is planted in sowing, is specially the potato seed piece of having urged bud is transplanted in cultivating groove, and potato seed is positioned over the nearly little row of groove one end, imbeds in matrix, notes bud upward, and potato piece is parallel with groove, and bud is placed in the middle.
As a modification of the present invention, described step 6 field management comprises the following steps: 61) plant seedling, potato seed is positioned over the nearly little row of cultivating groove one end, apart from 3 ~ 4cm place, groove top, imbed in matrix, note bud upward, potato piece is parallel with groove, bud is placed in the middle, then with the covering such as fine earth or rice husk, straw, cultivating groove is filled and led up; 62) plant after seedling, to keep moistening seedling stage, keep matrix 70 ~ 80% water content, be beneficial to the vertical seedling of taking root of potato seed, expansion root system, be convenient to aerial growth in great numbers, the quick expanding stage of potato piece, remains moistening 80 ~ 90% water content of matrix, is convenient to expanding of Chinese yam meat taproot, form high yield, when sprinkling irrigation, water and be advisable with duty, but the nutrient loss in matrix is avoided in unsuitable flood irrigation.63) plant is adjusted, every strain Chinese yam only stays a bud to form plant, remove in time the seedling having more, when Chinese yam seedling grows to 20cm, start built, guiding tendril upwards grows, hedge frame is weaved into hedge shape support with diameter 1.5 ~ 2cm, the bamboo pole of long 1.8 ~ 2.5 meters, with bamboo pole or iron wire, bamboo frame is longitudinally connected again, to increase hedge frame intensity, prevents lodging; Or every four bamboo poles are one group, form rectangular pyramid shape structure, top intersects, and fastens with iron wire, and every is supported 5 ~ 6 strain Chinese yams, and the support forming is like this most stable, can be Anti-Typhoon.
As a modification of the present invention, step 7 is gathered in the crops, and is specially conventionally and starts to gather in the time that cauline leaf is all withered, gathers and yields poorly too early.Chinese yam is longer picking time, can stay in soil, according to the market situation listing of gathering at any time.While gathering, open after covering, catch Chinese yam basal part of stem that whole piece potato is mentioned.Labour intensity when the method greatly reduces yam planting and gathers, is convenient to large-scale popularization.
It should be noted that above-described embodiment is only preferred embodiment of the present invention; be not used for limiting protection scope of the present invention; being equal to of having done on the basis of technique scheme replaced or substituted; all fall into protection scope of the present invention, protection scope of the present invention is as the criterion with claims.

Claims (5)

1. the horizontal cultivation method of Chinese Yam Medium, it is characterized in that, said method comprising the steps of, 1) preparation of plantation substrate for Chinese yam, 2) preparation and the vernalization of potato seed, 3) preparation and the field facility layout of substrate culture groove, 4) matrix filling, 5) seedling, 6 are planted in sowing) field management, 7) results; The preparation of described step 1) plantation substrate for Chinese yam comprises the following steps: 11) with agricultural crop straw agriculture and forestry organic waste material, the discarded object of rice husk, wheat grain husk shell fruit, the dregs of a decoction, alcohol slag, citric acid waste agricultural byproducts processing discarded object are raw material, above-mentioned raw materials is mixed, be ground into 3 ~ 5mm fragment or particle, form mixture A, then add organic manure, grouts, complex fertilizer; Concrete mixing ratio is as follows: mixture A: organic manure: grouts: complex fertilizer is 6 ~ 7:1.5 ~ 2:0.5 ~ 1:0.5 ~ 0.8, regulates moisture to 55 ~ 60%; 12) microbe inoculation, carries out aerobic fermentation; 13) the mixture inoculation biocontrol microorganisms obtaining in step 12) is carried out to secondary fermentation, obtain stable organic material; 14) by air-dry the organic material of aforementioned stable to water content be 25 ~ 30%, after screening, obtain the mixed organic matter material containing 2 ~ 3mm particle diameter 80 ~ 85% through fragmentation, add expanded MICA, carbonization rice chaff or biological carbon can obtain as yam cultivation matrix, and its formula rate is: mixed organic matter material: expanded MICA: carbonization rice chaff or biological carbon are 6.5 ~ 7.5:2 ~ 2.5:0.5 ~ 1.
2. the horizontal cultivation method of Chinese Yam Medium according to claim 1, it is characterized in that, described step 2) preparation and the vernalization of potato seed comprises the following steps: 21) select potato seed, the healthy potato piece that adopts Chinese yam mouthpiece, bulbil and the new garden of selection to gather is potato kind, 22) potato seed segment, select top portion 2/3 part of potato piece as potato seed, carry out rhizome cutting propagation, every segment length 8-12cm, every 40 grams, stack respectively by head, centre, afterbody and size, when plantation, in category set, plant; 23) potato seed processing, smears quicklime powder at the two ends that cut off, prevent from rotting or stripping and slicing after rinse with clear water, then immerse 25% 800 times of carbendazol wettable powders or 800 times of liquid of thiophanate methyl 30 minutes, take out to dry and bask seeds; 24) potato seed vernalization, indoorly in greenhouse when vernalization is paved into potato piece on 15 centimetres of thickness bonnets wet straw and fine sand, then covers wet straw moisturizing, maintain the temperature at 20 ~ 23 DEG C, after potato block length goes out sprouting 3-5 centimetre, be portable, only stay 1 healthy and strong bud when plantation, all the other take out.
3. the horizontal cultivation method of Chinese Yam Medium according to claim 1 and 2, it is characterized in that, preparation and the field facility layout of described step 3) mesostroma cultivating groove comprise the following steps: the 31) requirement of cultivating groove, the degree of depth 12 ~ 15cm, wide 5 ~ the 8cm of internal diameter, length is determined according to yam variety, be set to 1.2 ~ 1.5 meters long, for preventing that Chinese yam root system from penetrating soil, the degree of depth and width are to the molded cultivating groove of PVC of 4.5 ~ 5cm or spread into groove with the thick plastic foil of 0.08 ~ 0.12mm, isolation soil, on bottom land or plastic foil, make a call to the leaking hole of 2 ~ 3 diameter 1mm, notice that cultivating groove bottom will keep sclerosis, smooth, 32) cultivating groove matrix filling requirement, if use molded cultivating groove, fills up after cultivating groove, scrapes plane surface, if matrix 4 ~ 4.5cm thickness is loaded in plastic film mulch cultivation, uniformity, does not need compacting, 33) cultivating groove layout: take big or small row layout method, in field or greenhouse according to little row 20cm, large 2 meters of arrangements of row, every groove interval 20 ~ 25cm is parallel building on ground, keep cultivating groove and go to angle at 45 °, large interline at every 2 meters is installed a spray irrigation pipe, bilateral spraying, is convenient to irrigate.
4. the horizontal cultivation method of Chinese Yam Medium according to claim 1 and 2, it is characterized in that, described step 6) field management comprises the following steps: 61) plant seedling, potato seed is positioned over the nearly little row of cultivating groove one end, apart from 3 ~ 4cm place, groove top, imbeds in matrix, note bud upward, potato piece is parallel with groove, and bud is placed in the middle, then with fine earth or rice husk, straw covering, cultivating groove is filled and led up; 62) plant after seedling, will keep moistening seedling stage, water content of substrate 70 ~ 80%, is beneficial to the vertical seedling of taking root of potato seed, expansion root system, be convenient to aerial growth in great numbers, the quick expanding stage of potato piece, remains that matrix is moistening, water content is 80 ~ 90%, and unsuitable flood irrigation, avoids the nutrient loss in matrix; 63) plant is adjusted, every strain Chinese yam only stays a bud to form plant, remove in time the seedling having more, when Chinese yam seedling grows to 20cm, start built, guiding tendril upwards grows, hedge frame is weaved into hedge shape support with diameter 1.5 ~ 2cm, the bamboo pole of long 1.8 ~ 2.5 meters, with bamboo pole or iron wire, bamboo frame is longitudinally connected again, to increase hedge frame intensity, prevents lodging; Or every four bamboo poles are one group, form rectangular pyramid shape structure, top intersects, and fastens with iron wire, and every is supported 5 ~ 6 strain Chinese yams.
5. the horizontal cultivation method of Chinese Yam Medium according to claim 1 and 2, is characterized in that, contains nitrogen, phosphorus, potassium each 15% in described step 11) in complex fertilizer.
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