CN103404342A - Cucurbita maxima and Cucurbitamoschata grafting and strong seedling cultivation method - Google Patents
Cucurbita maxima and Cucurbitamoschata grafting and strong seedling cultivation method Download PDFInfo
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Abstract
The invention relates to a Cucurbita maxima and Cucurbitamoschata grafting and strong seedling cultivation method which comprises the following steps of proper stock selection, germination accelerating, seeding, grafting, management after grafting and planting. By means of the Cucurbita maxima and Cucurbitamoschata grafting and strong seedling cultivation method, the grafting survival rate is improved; by utilizing the Cucurbitamoschata with strong disease resistance and stress resistance to serve as the stock, heat resistance, disease resistance and stress resistance of the Cucurbita maxima are improved, and quality advantages of the Cucurbita maxima are reserved; the purpose of high and stable yield of the Cucurbita maxima is achieved.
Description
Technical field
The present invention relates to a kind of melon grafting method, especially a kind of western pumpkin and China squash grafting, strong sprout, cultivating method, belonged to field of plant growing technology.
Background technology
Dish mainly contains three cultivars with pumpkin, and namely China squash (cucurbita moschata D), be commonly called as pumpkin or meal melon; Giant pumpkin (cucurbita maxima D), be commonly called as winter squash; American pumpkin (cucurbita pepo L), i.e. custard squash.In recent years, the western pumpkin (being again Pumpkin) of introducing from Japan, Taiwan and other places belongs to giant pumpkin in botany, and western pumpkin is nutritious because of it, best in quality, mouthfeel powder, glutinous, sweet, good looking appearance, small and exquisite, get consumer reception very much, make its area under cultivation constantly enlarge.But the root growth of western pumpkin is vigorous not as China squash, and general non-refractory, resistance is poor, easily infects during the broiling summer virus, and spring late sowing or autumn culture, often because morbidity causes total crop failure, has significant limitation in application.
Summary of the invention
The technical problem to be solved in the present invention is the defect existed according to prior art, proposes a kind of western pumpkin and China squash grafting, strong sprout cultivating method, can improve warm tolerance and disease-resistant, the resistance of plant.
The present invention is the technical solution problem by the following technical programs, a kind of western pumpkin and China squash grafting, strong sprout cultivating method, comprise the following steps:
One, select suitable stock, that stock is selected is heat-resisting, disease-resistant, growth potential and adaptable local China squash kind;
Two, build seedbed, the selection physical features is high and dry, seedling raising greenhouse is built in the plot of convenient transportation, on the seedbed of seedling raising greenhouse, lay heating wire, and on heating wire the even Nutrition Soil of spreading 5~8cm, smooth treading, the Seedling bag that then will install Nutrition Soil is emitted on seedbed, and wherein Nutrition Soil is for mixing vegetable garden soil and decomposed dung to obtain in the ratio of 7:3, and vegetable garden soil is nontoxic, harmless and did not plant melon vegetable garden soil;
Three, vernalization, sowing, carry out the presoaking and germinating processing to Chinese Pumpkin Seed, and be seeded in Seedling bag, after the China squash seed sprouting, western pumpkin carried out to the presoaking and germinating processing, and be seeded in seedbed or seedling-cultivating tray;
Four, grafting, when Chinese pumpkin seedling grows to two leaves wholeheartedly, when western pumpkin young plant leaf has just launched, using China squash as stock, and western pumpkin, as scion, utilizes the method for cutting sth. askew to start grafting;
Five, moisturizing 4~6 days is sealed in the management after grafting, grafting in booth, maintain the interior relative moisture of booth more than 95%, 25~30 ℃ of day temperatures, night, 15~20 ℃ of hardenings, then ventilated gradually, sees light, maintain 20~25 ℃ of average daily temperatures, after two weeks, manage field planting according to seedling;
Six, field planting, apply fertilizer fertile soil, loose large Tanaka, uses 2000~3000 kilograms of decomposed manures for every mu, 40~50 kilograms of Nitrogen, Phosphorus and Potassium, and the spacing in the rows field planting grafting of pressing 30~50cm.
China squash originates in China, and its tendril type cultivation history is long, and all parts of the country have formed many landrace, generally heat-resisting, barren-resistant, disease-resistant, wide adaptability.Therefore China squash disease-resistant by utilizing, strong stress resistance is sat stock and western pumpkin grafting, affinity is high, can strengthen that western pumpkin is heat-resisting, disease-resistant, resistance, improve the grafting survival rate, solve as early as possible the problem of producing at present upper western pumpkin non-refractory easily infected virus, realized the purpose of western pumpkin high and stable yields.
The present invention is further technical solution problem by the following technical programs:
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, wherein said China squash kind is large pumpkin or long leg pumpkin (wherein large pumpkin and long leg pumpkin are the title of China squash landrace), described western pumpkin kind is " east rises ".
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, therein in described step 3, the condition that China squash or western pumpkin presoaking and germinating are processed is: Pumpkin Seed is adopted to 55 ℃ and hoted water treatment of seeds 15~20 minutes, and Pumpkin Seed is pulled out under the cooling rear normal temperature condition of nature and used Seed soaking 3~4 hours, then Pumpkin Seed is pulled out and cleaned up, with gauze, Pumpkin Seed is wrapped, carried out vernalization under 28 ℃ of temperature condition.
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, wherein in described step 4, during grafting, utilize blade excision stock growing point, in incision, be the special bamboo let of the downward oblique cutting of 45° angle, form the spliced eye of 0.5~1.0cm, keep bamboo let in the stock stem, get again the western pumpkin seedling, cut sth. askew to butt by end of blade in the 0.5cm place in western pumpkin young plant leaf below, obtaining length is the wedge shape scion of 0.5~1.0cm, take out bamboo let, scion is inserted in the spliced eye of stock, and the otch that makes stock and the scion embedding of working in coordination, adopt clip, sleeve pipe or adhesive tape are fixed.
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, during the cotyledon grafting of the cotyledon of wherein said scion western pumpkin and stock China squash, direction is consistent.
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, wherein said special bamboo let is the gradually wedge shape of point of tip, its thickness size is close with the hypocotyl of western pumpkin or identical.
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, wherein in described step 6,2.5 meters wide furrow are made in land for growing field crops, and in the upper unregistered land film of laying of plantation row, during field planting on the film of unregistered land standardized planting pit, grafting is transplanted in planting pit, after watering appropriate water, with soil, the cave mouth is covered.
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, therein in described step 3, after as the China squash of stock, emerging, grow to leaf spray nutritious liquor wholeheartedly the time its seedling, the formula of described nutrient solution is in every kg water, to add composition 5 grams.Described composition is comprised of the raw material of following percetage by weight: potassium dihydrogen phosphate 40~50%, borax 0.5~1%, zinc sulphate 2~3%, magnesium sulfate 3~4%, vinegar 35~40% and paclobutrazol 5%, above each component sum is 100%.At grafting forward direction stock seedling spray nutritious liquor, can make the more nutrient of organ accumulation of stock, make its growth more substantial, improved the vitality of seedling.
In the nutrient solution that the present invention uses, contain potassium, boron, zinc, magnesium etc., the seedling that can be western pumpkin provides sufficient nutritive element, and to promote growing of plant seedlings, borax also has the effect of desinsection, can prevent and treat the insect pest in seedling stage.Vinegar not only contains acetic acid in addition, also contain amino acid, lactic acid, succinic acid, oxalic acid, nicotinic acid, sugar, salt, calcium, iron, aldehyde compound etc., can regulate and promote growing of plant, spray vinegar, can improve the acid concentration of plant, strengthen assimilation, increase nutrient supply, to accelerate the metabolic function in plant corpus, the leaf that keeps plant, root activity, strengthen its photosynthesis ability, make seedling stem stalk sturdy, can be used as foliage fertilizer, also can be used as plant protection product, in nutrient solution of the present invention, add not only can the have additional nutrients application effect of element of vinegar, the stability of each component in liquid of having additional nutrients, increase borax, the application effect of paclobutrazol etc., also play the effect of sterilization and prevention and elimination of disease and pests.And paclobutrazol can stop the apical dominance of seedling, promote the growth of lateral bud, make seedling show as short strong, well developed root system.
Aforesaid western pumpkin and China squash grafting, strong sprout cultivating method, the described scion that wherein will cut is soaked 1s in mass concentration is the naphthalene acid solution of 200ml/kg.The formula that the naphthalene acid solution of mass concentration 200ml/kg is corresponding is in 1kg distilled water, to add the 200ml methyl α-naphthyl acetate.Methyl α-naphthyl acetate can promote cambial activity, promotes the healing of wound, further improves graft survival rate.
The present invention is simple to operation, improved graft survival rate, utilized China squash disease-resistant, strong stress resistance to make stock, strengthened not only that western pumpkin is heat-resisting, disease-resistant, resistance, the quality advantage that has also retained western pumpkin, realized the purpose that western pumpkin is given stable high yields irrespective of drought or water logging.
Embodiment
In the present invention, " large pumpkin " and " long leg pumpkin " are all purchased from Ruifan Agricultural Gardening Co., Ltd., Zhenjiang City, and " east rises " western pumpkin is purchased from Wuhan nine-headed bird Seed company.Nitrogen, Phosphorus and Potassium in the present invention, potassium dihydrogen phosphate, borax, zinc sulphate, magnesium sulfate, vinegar, paclobutrazol and methyl α-naphthyl acetate etc. is commercially available.
Embodiment mono-
The western pumpkin of the present embodiment and China squash grafting, strong sprout cultivating method, comprise the following steps:
1. stock is selected
Select the heat-resisting disease-resistant China squash " large pumpkin " of local cultivation to make stock, select the western pumpkin " east rises " of high-quality to do scion.
2. preparing nursery bed
The selection physical features is high and dry, booth is built in the plot of convenient transportation, in booth, makes the low furrow in north-south, dark 30cm, and wide 1.2~1.5m, length is determined as required.On the seedbed of seedling raising greenhouse, lay heating wire, and on heating wire the even Nutrition Soil of spreading 5~8cm, smooth treading, the Seedling bag that then will install Nutrition Soil is emitted on seedbed.
3. vernalization, sowing
To make stock " large pumpkin " presoaking and germinating on March 5 processes, the seed soaking condition is for adopting " large pumpkin " seed 55 ℃ and hoted water treatment of seeds 15~20 minutes, and its seed is pulled out under the cooling rear normal temperature condition of nature and used Seed soaking 3~4 hours, then " large pumpkin " seed is pulled out and cleaned up, with gauze, seed is wrapped, carried out vernalization under 28 ℃ of left and right temperature condition.After sprouting by planting seed in Seedling bag.The China squash of generally making stock is than western pumpkin planting early enough about 7 days, after China squash is emerged, to make the western pumpkin seed-soaking of scion processes again, actual conditions is for adopting " east rises " Pumpkin Seed 55 ℃ and hoted water treatment of seeds 15~20 minutes, and it is pulled out under the cooling rear normal temperature condition of nature and uses Seed soaking 3~4 hours, then seed is pulled out and cleaned up, with gauze, seed is wrapped, carry out vernalization under 28 ℃ of left and right temperature condition.Can guarantee that like this rootstock seedling is greater than the scion seedling, be convenient to grafting.
During " large pumpkin " sowing, in the middle of Seedling bag, prick a dark hole of about 1cm, then will there is the melon seeds bud of bud to put into aperture down, every bag put a seed after, cover 1cm left and right Nutrition Soil, and carefully spray a small amount of water, last lid layer mulch film on Seedling bag, buckle little shed film, after " large pumpkin " seed sprouting, take in time mulch film off.Separately after " large pumpkin " emerges, its seedling grows to leaf spray nutritious liquor wholeheartedly the time, to improve the vitality of stock, wherein the formula of nutrient solution is in every kg water, to add composition 5 grams (being that mass concentration is 5g/kg), and composition is comprised of the raw material of following percetage by weight: potassium dihydrogen phosphate 40~50%, borax 0.5~1%, zinc sulphate 2~3%, magnesium sulfate 3~4%, vinegar 35~40% and paclobutrazol (purchased from Jiangsu holder ball agriculture Co., Ltd) 5%, above each component sum is 100%.
March 9 was carried out presoaking and germinating processing (processing method is the same) to western pumpkin " east rises ", and be seeded in seedling-cultivating tray, insulation, moisturizing are grown seedlings, and management after planting is the same with general pumpkin way to manage, and the seedling management after emerging is the same with general western pumpkin.
4. grafting
When " large pumpkin " seedling grows to two leaves wholeheartedly, when " east rises " young plant leaf has just launched, using " large pumpkin " as stock, " east rises ", as scion, utilizes the method for cutting sth. askew to start grafting.During grafting, utilize blade excision " large pumpkin " growing point, then (special bamboo let is the gradually wedge shape of point of tip to adopt special bamboo let, its thickness size is close with the hypocotyl of western pumpkin or identical) in " large pumpkin " incision, be the downward oblique cutting of 45° angle, form the spliced eye of 0.5~1.0cm, retain bamboo let in " large pumpkin " stem, get again " east rises " seedling, cut sth. askew to butt by end of blade in the 0.5cm place in " east rises " young plant leaf below, obtaining length is the wedge shape scion of 0.5~1.0cm, the scion that cuts in being methyl α-naphthyl acetate (reaching biochemistry purchased from the Zhengzhou agriculture) solution of 200ml/kg, mass concentration is soaked to 1s, to promote wound healing, improve graft survival rate.Wherein, the formula that the naphthalene acid solution of mass concentration 200ml/kg is corresponding is in 1kg distilled water, to add the 200ml methyl α-naphthyl acetate.Take out bamboo let, scion is inserted in the spliced eye of stock " large pumpkin ", and make embeddings of working in coordination of the otch of stock and scion, employing clip, sleeve pipe or adhesive tape are fixed.During the cotyledon grafting of the cotyledon of scion " east rise " and stock " pumpkin greatly ", direction is consistent.
5. the management after grafting
After grafting, place grafting, cover in time little shed film and sunshade net, make grafting in booth, seal moisturizing 6 days, maintain the interior relative moisture of booth more than 95%, 25~30 ℃ of day temperatures, night, 15~20 ℃ of hardenings, ventilated gradually by the 6th day, suitably sees light, but, at the noon of fine day, when illumination is strong, must carry out shading treatment, maintain 20~25 ℃ of average daily temperatures, the highest temperature is 32 ℃, and lowest temperature is 15 ℃, after two weeks, grafting survives and according to seedling, manages field planting;
6. field planting
Fertile soil, loose field planting Tanaka, apply fertilizer, use 3000 kilograms of decomposed manures for every mu, 50 kilograms of Nitrogen, Phosphorus and Potassium, fertilizer is in conjunction with spread fertilizer over the fields wholely, and composite fertilizer carries out row replacement, and then 2.5 meters wide furrow are made in the field planting field, and in the upper unregistered land film of laying of plantation row.Press 1 mu of the spacing in the rows field planting grafting of 40cm April for ten No. five, during field planting on the film of unregistered land standardized planting pit, grafting is transplanted in planting pit, after watering appropriate water, with soil, the cave mouth is covered.
7. field management
After slow seedling is lived, keep furrow to meet personally and dryly see wetly, and, when fruit expanding period is large to the water demand amount, according to the field soil moisture content, water in time.In growth, in earlier stage control nitrogen and do not topdress, topdress after fruit starts to expand and expands, each every mu imposes 10~15 kilograms, urea, or decomposed manure.Adopt two climing trainings, pinching when seedling grows to 4~5 leaf, two side shoots that the base portion growing way of then selecting and remain is close are climing, when the climing 50cm of growing to, want in time hidden climing, tie up climing and keep down the vines of a creeping plant, branches and tendrils are uniformly distributed on frame face or ground, and extract in time side shoot, Lao Ye and sick leaf, be beneficial to ventilation and penetrating light.2 melons are stayed in 1 strain of old melon of gathering, and other melon is extractd in time.
8. gather in the crops
After blooming, started to gather in the crops aging melon in 40~45 days.Grafting field disease and aging melon output are in Table 1.
9. control group is set
March 5, also sowing was in Seedling bag by western pumpkin " east rises " seed presoaking and germinating, and presoaking and germinating, sow, after planting management, and seedling management, field planting, and farming method is the same, its field disease and aging melon output are in Table 1.
Table 1
As seen from the above table, that the western pumpkin of the method engrafting and cultivating of the present embodiment has is heat-resisting, disease resistance and resistance, and its output is high, and with respect to common western pumpkin seedling volume increase 73.6%, application suits large area to popularize.
Embodiment bis-
The difference of the present embodiment and embodiment mono-is, selects " large pumpkin " pumpkin to make stock, and " east rises " western pumpkin is done scion." large pumpkin " Pumpkin Seed is carried out to the presoaking and germinating processing, and be seeded in Seedling bag, 1 every bag, after " large pumpkin " Pumpkin Seed is emerged, western pumpkin " east rises " seed is carried out the presoaking and germinating processing, and is seeded in seedbed or seedling-cultivating tray.When " large pumpkin " pumpkin seedling grows to two leaves wholeheartedly, when " east rises " young plant leaf has just launched, utilize the method for cutting sth. askew to start grafting.After grafting, seal moisturizing 4~6 days in booth, maintain the interior relative moisture of booth more than 95%, 25~30 ℃ of day temperatures, night, 15~20 ℃ of hardenings, then ventilated gradually, suitably sees light, maintains 20~25 ℃ of average daily temperatures, after two weeks, manages field planting according to seedling.During field planting, press 2000 kilograms of every mu of decomposed manures field planting Tanaka, 40 kilograms of fertilisings of Nitrogen, Phosphorus and Potassium, and the spacing in the rows field planting grafting of pressing 30~50cm, then carry out field management to grafting, and control group is set, the field disease of grafting and control group and aging melon output are in Table 2.
Table 2
As seen from the above table, that grafting has is heat-resisting, disease resistance and resistance, and output is high, has increased by 74.4% with respect to common western pumpkin seedling output.
Embodiment tri-
The difference of the present embodiment and embodiment mono-is, select " long leg " pumpkin to make stock, " east rises " pumpkin is done scion, wherein the seed soaking condition of " long leg " Pumpkin Seed was hoted water treatment of seeds 15~20 minutes for adopting 55 ℃, and it is pulled out under the cooling rear normal temperature condition of nature and uses Seed soaking 3~4 hours, then Pumpkin Seed is pulled out and cleaned up, with gauze, Pumpkin Seed is wrapped, carry out vernalization under 28 ℃ of left and right temperature condition.The field disease of its grafting and aging melon output are in Table 3.
Table 3
As seen from the above table, that grafting has is heat-resisting, disease resistance and resistance, and output is high, has increased by 85.3% with respect to common western pumpkin seedling output.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (10)
1. a western pumpkin and China squash grafting, strong sprout, cultivating method, is characterized in that, comprises the following steps:
One, select suitable stock, that stock is selected is heat-resisting, disease-resistant, growth potential and adaptable local China squash kind;
Two, build seedbed, select that physical features is high and dry, seedling raising greenhouse is built in the plot of convenient transportation, lay heating wire on the seedbed of seedling raising greenhouse, and on heating wire the even Nutrition Soil of spreading 5~8cm, smooth treading, the Seedling bag that then will install Nutrition Soil is emitted on seedbed;
Three, vernalization, sowing, carry out the presoaking and germinating processing to Chinese Pumpkin Seed, and be seeded in Seedling bag, after the China squash seed sprouting, western pumpkin carried out to the presoaking and germinating processing, and be seeded in seedbed or seedling-cultivating tray;
Four, grafting, when Chinese pumpkin seedling grows to two leaves wholeheartedly, when western pumpkin young plant leaf has just launched, using China squash as stock, and western pumpkin, as scion, utilizes the method for cutting sth. askew to start grafting;
Five, moisturizing 4~6 days is sealed in the management after grafting, grafting in booth, maintain the interior relative moisture of booth more than 95%, 25~30 ℃ of day temperatures, night, 15~20 ℃ of hardenings, then ventilated gradually, sees light, maintain 20~25 ℃ of average daily temperatures, after two weeks, manage field planting according to seedling;
Six, field planting, apply fertilizer fertile soil, loose large Tanaka, uses 2000~3000 kilograms of decomposed manures for every mu, 40~50 kilograms of Nitrogen, Phosphorus and Potassium, and the spacing in the rows field planting grafting of pressing 30~50cm.
2. western pumpkin according to claim 1 and China squash grafting, strong sprout cultivating method, it is characterized in that: described China squash kind is large pumpkin or long leg pumpkin, described western pumpkin kind is " east rises ".
3. western pumpkin according to claim 1 and China squash grafting, strong sprout cultivating method, it is characterized in that, in described step 3, the condition that China squash or western pumpkin presoaking and germinating are processed is: Pumpkin Seed is adopted to 55 ℃ and hoted water treatment of seeds 15~20 minutes, and Pumpkin Seed is pulled out under the cooling rear normal temperature condition of nature and used Seed soaking 3~4 hours, then Pumpkin Seed is pulled out and cleaned up, with gauze, Pumpkin Seed is wrapped, carry out vernalization under 28 ℃ of temperature condition.
4. western pumpkin according to claim 1 and China squash grafting, strong sprout cultivating method, it is characterized in that: in described step 4, during grafting, utilize blade excision stock growing point, in incision, be the special bamboo let of the downward oblique cutting of 45° angle, form the spliced eye of 0.5~1.0cm, keep bamboo let in the stock stem, get again the western pumpkin seedling, cut sth. askew to butt by end of blade in the 0.5cm place in western pumpkin young plant leaf below, obtaining length is the wedge shape scion of 0.5~1.0cm, take out bamboo let, scion is inserted in the spliced eye of stock, and the otch that makes stock and the scion embedding of working in coordination, adopt clip, sleeve pipe or adhesive tape are fixed.
5. western pumpkin according to claim 4 and China squash grafting, strong sprout cultivating method, it is characterized in that: during the cotyledon grafting of the cotyledon of described scion western pumpkin and stock China squash, direction is consistent.
6. western pumpkin according to claim 4 and China squash grafting, strong sprout cultivating method, it is characterized in that: described special bamboo let is the gradually wedge shape of point of tip, and its thickness size is close with the hypocotyl of western pumpkin or identical.
7. western pumpkin according to claim 1 and China squash grafting, strong sprout cultivating method, it is characterized in that: in described step 6,2.5 meters wide furrow are made in land for growing field crops, and in the upper unregistered land film of laying of plantation row, during field planting on the film of unregistered land standardized planting pit, grafting is transplanted in planting pit, after watering appropriate water, with soil, the cave mouth is covered.
8. western pumpkin according to claim 1 and China squash grafting, strong sprout cultivating method, it is characterized in that: in described step 3, after as the China squash of stock, emerging, its seedling, grow to leaf spray nutritious liquor wholeheartedly the time, the formula of described nutrient solution is in every kg water, to add composition 5 grams.
9. western pumpkin according to claim 8 and China squash grafting, strong sprout cultivating method, it is characterized in that, described composition is comprised of the raw material of following percetage by weight: potassium dihydrogen phosphate 40~50%, borax 0.5~1%, zinc sulphate 2~3%, magnesium sulfate 3~4%, vinegar 35~40% and paclobutrazol 5%, above each component sum is 100%.
10. western pumpkin according to claim 4 and China squash grafting, strong sprout cultivating method, it is characterized in that: the described scion that will cut is soaked 1s in mass concentration is the naphthalene acid solution of 200ml/kg.
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CN104938167A (en) * | 2014-03-27 | 2015-09-30 | 贵州远志佳明科技发展有限公司 | Culturing method of non-shell pumpkins |
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CN106358772A (en) * | 2016-08-31 | 2017-02-01 | 宿州市埇桥区九里梦种植专业合作社 | Method for increasing graft survival rate of chestnut pumpkins |
CN106376335A (en) * | 2016-08-31 | 2017-02-08 | 宿州市埇桥区九里梦种植专业合作社 | Planting method for improving sprouting percentage of pumpkin squashes |
CN108934824A (en) * | 2018-07-05 | 2018-12-07 | 钟山佳欣果蔬有限责任公司 | A kind of greenhouse pumpkin high yield cultivating method |
CN112042409A (en) * | 2020-08-21 | 2020-12-08 | 李友 | Method for grafting dense pumpkin by black-seed pumpkin |
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