CN108934872A - A kind of high starch, high yield sweet potato breeding method - Google Patents
A kind of high starch, high yield sweet potato breeding method Download PDFInfo
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- CN108934872A CN108934872A CN201810811093.4A CN201810811093A CN108934872A CN 108934872 A CN108934872 A CN 108934872A CN 201810811093 A CN201810811093 A CN 201810811093A CN 108934872 A CN108934872 A CN 108934872A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/25—Root crops, e.g. potatoes, yams, beet or wasabi
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G2/00—Vegetative propagation
- A01G2/30—Grafting
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Abstract
The invention discloses a kind of high starch, the breeding method of high yield sweet potato, specific steps include rationally assembling, early childbirth parent, grafting in due course, scientific management and harvest are examined, variety comparative test is carried out to rationally be assembled using different Ipomoea batatas kinds, improve sweet potato per unit area yield, by selected 2-3 medium sized intact potato wedges of each parent, drilling, it is covered using double mulch film, by scion cleft grafting on stock, stock and the notch of scion sufficiently coincide, scion lobus cardiacus cultivates scion balled transplanting into watt alms bowl after being unfolded and growing up, it carries out collecting work after sweet potato is mature.The present invention introduces the genetic connection sweet potato strong compared with close, affinity and grafts as parent, it can cultivate and acquire new kind, save the character of sweet potato excellent variety, increase the ability that sweet potato adapts to environment, grafting gate of the quality monitoring is maintained strict control over, sweet potato new varieties features good taste, the yield cultivated are high, adaptable.
Description
Technical field
The present invention relates to field of agricultural production technologies, specifically a kind of high starch, high yield sweet potato breeding method.
Background technique
Sweet potato, also known as pachyrhizus, sweet potato, sweet potato, sweet potato, sweet potato etc., belong to that Convolvulaceae is annual or perennial sprawling herbs are planted
Object is a kind of healthy food of dietotherapeutic.Sweet potato is grain best in people's life, is studied according to nutritionist, sweet potato
Considerably beyond rice and flour, sweet potato contains a large amount of carbohydrate, protein, vitamin and a variety of amino for nutrition and fullest extent
Acid.In every 100 grams of sweet potato, about generate 135 kilocalories of thermal energy, contain 26 grams of carbohydrate, 1.56 grams of protein, fat 0.18 gram, phosphorus
20 milligrams, 14 milligrams of calcium, 0.4 milligram of iron, 13.11 milligrams of carrotene, 0.5 milligram of vitamin B, 30 milligrams of vitamin C.Powder ammonia
Acid is also very abundant in sweet potato, the content of vitamin B1, B2 and C in sweet potato, also more much higher than rice and flour, wherein dimension life
Plain B1 content is 7 times of content in rice, and vitamin B2 content is 4 times of content in rice, and ascorbic in sweet potato is contained
Amount, in addition it is also higher than some fruit, it can match in excellence or beauty with citrus.
In recent years, in Japan and American-European some countries, people are one after another using sweet potato as nutrient excellent product, or even as drug
It is edible.Start one upsurge for eating sweet potato.To find out its cause, being that modern science proves that sweet potato has caused by nutrition abundant.Battalion of Japan
It supports scholar and finds that mucus protein rich in sweet potato, a kind of mixture of proteinpolysaccharide have special guarantor to human body
Shield effect, had both been able to maintain the elasticity of human body painstaking effort tube wall, atherosclerosis, and the immunocompetence of human body can be improved, and prevented
Only adesmosis in liver kidney, prevents the generation of collagen.
Sweet potato can also be used in anticancer, its antitumaous effect with its contained by nutrient be undivided.Sweet potato contains very
Carrotene abundant can promote epithelial cell tissues normal mature, inhibit epithelial cell abnormal differentiation, and elimination has carcinogenesis
Oxygen radical, prevent carcinogenic substance with the protein in nucleus ining conjunction with, promote body immunity bind by force.Since sweet potato contains pole
Carrotene abundant, thus to preventing and treating certain epithelial cancers, as cutaneum carcinoma, nasopharyngeal carcinoma, laryngocarcinoma, uterine cancer, gastric cancer, carcinoma of testis,
Oophoroma etc., there is obvious effect.American physicist has found containing a kind of substance for being known as deammoniation epiandrosterone in sweet potato, right
It prevents colon cancer and the effect of breast cancer surpasses ginseng, scientist gives the small white mouse for being once vaccinated with cancer cell to inject and refined
The male western ketone of deammoniation table.Experiment as a result, small white mouse will not obtain colon cancer and breast cancer again.Scientist has found also to contain in sweet potato
A kind of female hormone, to protection skin, delaying senescence has good effect.The fiber contained in sweet potato, which is known as, prevents gallbladder in blood
The effect of the form and prevention coronary heart disease of sterol.In addition, being can absorb in the intestine big there are also more cellulose ketone is contained in sweet potato
The moisture of amount increases the volume of excrement, to the people for having habitual constipation, there is relax bowel and defecation effect.
Ipomoea batatas production is high, adaptable, and breeding and culturing is easy, and original is one of four generalized grain crop of China, and industry is former
Material and forage crop.It is soluble sugar, vitamin C, carrotene and other vitamins, micro- due to containing higher starch in sweet potato
Secondary element so it is a kind of natural comprehensive nourishing food, and has higher medical value.
The ultimate challenge that world food faces safely must face increasingly serious climate crisis, and temperature rises bring grain
The problems such as food underproduction, the extreme climate such as arid flood and pest and disease damage aggravate, influencing the agricultural production in the whole world.How to ensure
Grain security, this is also at a big problem of facing mankind.Sweet potato is important grain, beverage, the raw material of industry and new energy
Multipurpose crop, less investment, output is more, and unit area produces edible dry matter and belongs to first of various crops, however for many years
Due to variet complexity, cultivation management is extensive, and Ipomoea batatas kind is degenerated serious, yield decline, therefore develops more High-quality high-yield
Ipomoea batatas kind is imperative.
Summary of the invention
The purpose of the present invention is to provide the strong high starch of a kind of adaptability height, affinity, the cultivation side of high yield sweet potato
Method, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of high starch, high yield sweet potato breeding method, the specific steps are as follows:
(1) it rationally assembles: variety comparative test being carried out to rationally be assembled using different Ipomoea batatas kinds, it is single to improve sweet potato
It produces；
A, the kind of the variety comparative test include fluffy potato 013, fluffy potato 005, fluffy potato 011, fluffy potato 003, south purple 008, west at
007, southern potato 99, southern potato 012, southern potato 88, quotient's potato 19, Red Star potato and red skin potato；
B, the cultivation of variety comparative test: all product all use native growing seedling in hotbed than potato, and each kind plants 11-12 square metres, three times
It repeats, each kind applies phosphate fertilizer 100-200g, ammonium bicarbonate 100-200g with planting potato, and oil cake 150-250g is spread fertilizer over the fields using mixing, mixes
After make compartment, plant rear defence and cure the disease worm, cut weeds in due course, prevent waterlogging, take precautions against drought, every 9-11d records a potato rattan length and leaf color after cultivation；
(2) early childbirth parent: as parent seedbed using Winter idle land, leveling is turned in advance, by the end of February parent's electric seed bed heater
Nursery selects that affinity is strong, Comprehensive Traits are good or individual character Ipomoea batatas kinds outstanding is as parent, often according to breeding objective
A selected 2-3 of parent medium sized intact potato wedges, drilling is covered using double mulch film, after emergence, suitable control rich water,
Keep scion sturdy old strong；
(3) grafting in due course: when the stock of parent grows to 4-5 piece true leaf, parent's potato seedling growth top 15-20cm is cut with blade
Make scion, remove all expansion leaves, only stay 1-2 piece lobus cardiacus, on stock, the notch of stock and scion sufficiently coincide for cleft grafting, connects
Mouth is fixed with filament, then is wound with plastic film strip, moisturizing, is placed at moist leeward concealment, daily water spray 3-5 times, is continued 2-
After 3d, water spray 1-2 times daily cuts scion if scion children is tender in advance, grafts again after being planted hardening 3-5d；
(4) scientific management: selectively gesture is higher, surrounding is open in place for hybridization, the cement floor or one-storey house roof that are slightly slanted,
To improve environment temperature and facilitate operation, first by fine earth and N P and K ternary compound fertilizer, barnyard manure, oil cake, decomposed straw
Etc. being sufficiently mixed, be fitted into watt alms bowl of high 35-45cm, diameter 25-35cm it is stand-by, fine earth, N P and K ternary compound fertilizer, barnyard manure,
Oil cake and the weight ratio of decomposed straw are 4: 1: 2: 1: 2, and 7-10d after grafting, scion lobus cardiacus is unfolded and grows up, by scion
For balled transplanting into watt alms bowl, height to earth up is lower than graft union, gently unlocks film and filament, grows to 25-35cm to potato seedling growth and start
Built, extension is climing, and training only stays stem, removes axillary bud, branch, old leaf and stock axillary bud at any time, and is continued until that receipts potato is complete
Finish；
(5) harvest is examined: being carried out collecting work after sweet potato is mature, is examined shape, color, mouthfeel and the production of harvest sweet potato
Amount.
As a further solution of the present invention: the blade used when grafting in the step (3) with a thickness of 2-4mm.
As further scheme of the invention: stock is equal with the diameter of scion in the step (3).
Compared with prior art, the beneficial effects of the present invention are:
The present invention introduces the genetic connection sweet potato strong compared with close, affinity and grafts as parent, and it is new can to cultivate acquisition
Kind, save sweet potato excellent variety character, increase sweet potato adapt to environment ability, maintain strict control over grafting gate of the quality monitoring, cultivate
Sweet potato new varieties features good taste, yield are high, adaptable.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of high starch, high yield sweet potato breeding method, the specific steps are as follows:
(1) it rationally assembles: variety comparative test being carried out to rationally be assembled using different Ipomoea batatas kinds, it is single to improve sweet potato
It produces；
A, the kind of the variety comparative test include fluffy potato 013, fluffy potato 005, fluffy potato 011, fluffy potato 003, south purple 008, west at
007, southern potato 99, southern potato 012, southern potato 88, quotient's potato 19, Red Star potato and red skin potato；
B, the cultivation of variety comparative test: all product all use native growing seedling in hotbed than potato, and each kind is planted 11 square metres, weighed three times
Multiple, each kind applies phosphate fertilizer 100g, ammonium bicarbonate 100g with planting potato, and oil cake 150g is spread fertilizer over the fields using mixing, makees compartment after mixing, plants rear defence
It cures the disease worm, cuts weeds in due course, prevent waterlogging, take precautions against drought, every 9d records a potato rattan length and leaf color after cultivation；
(2) early childbirth parent: as parent seedbed using Winter idle land, leveling is turned in advance, by the end of February parent's electric seed bed heater
Nursery selects Red Star potato as female parent, selects southern purple 008 as male parent, selected 2 of each parent is medium according to breeding objective
The intact potato wedge of size, drilling is covered using double mulch film, and after emergence, suitable control rich water keeps scion sturdy old strong；
(3) grafting in due course: when the stock of parent grows to 4 true leaves, parent's potato seedling growth top is cut with the blade with a thickness of 2mm
End 15cm makees scion, removes all expansion leaves, only stays 1 lobus cardiacus, cleft grafting is on stock, and stock is equal with the diameter of scion, anvil
Wood and the notch of scion sufficiently coincide, and interface is fixed with filament, then is wound with plastic film strip, moisturizing, is placed on moist leeward shade
Place is covered, daily water spray 3 times, after continuing 2d, water spray 1 time daily；
(4) scientific management: selectively gesture is higher, surrounding is open in place for hybridization, the cement floor that is slightly slanted, to improve environment
Temperature simultaneously facilitates operation, is first sufficiently mixed fine earth and N P and K ternary compound fertilizer, barnyard manure, oil cake, decomposed straw etc.,
Stand-by, fine earth, N P and K ternary compound fertilizer, barnyard manure, oil cake and decomposed plant straw are fitted into watt alms bowl of high 35cm, diameter 25cm
The weight ratio of stalk is 4: 1: 2: 1: 2, and 7d after grafting, scion lobus cardiacus is unfolded and grows up, by scion balled transplanting into watt alms bowl, earthing
Height is lower than graft union, gently unlocks film and filament, grows to 25cm to potato seedling growth and starts built, and extension is climing, and stem is only stayed in training,
Remove axillary bud, branch, old leaf and stock axillary bud at any time, and is continued until that receiving potato finishes；
(5) harvest is examined: being carried out collecting work after sweet potato is mature, is examined shape, color, mouthfeel and the production of harvest sweet potato
Amount.
Using Red Star potato as female parent in the present embodiment, south purple 008 is used as male parent, the fluffy potato 011 selected through asexual hybridization
Kind Comprehensive Traits are good, and yield is high and stablizes, fresh sweet potato per mu yield 3500kg or so, and blade is triangular in shape, and blade, petiole are green
Color, vein is purple, top yellow, and potato wedge is in long strip type, smooth, potato skin peony, potato meat aubergine, single plant 3-4 block, yampi rate
It is high.
Embodiment 2
A kind of high starch, high yield sweet potato breeding method, the specific steps are as follows:
(1) it rationally assembles: variety comparative test being carried out to rationally be assembled using different Ipomoea batatas kinds, it is single to improve sweet potato
It produces；
A, the kind of the variety comparative test include fluffy potato 013, fluffy potato 005, fluffy potato 011, fluffy potato 003, south purple 008, west at
007, southern potato 99, southern potato 012, southern potato 88, quotient's potato 19, Red Star potato and red skin potato；
B, the cultivation of variety comparative test: all product all use native growing seedling in hotbed than potato, and each kind is planted 11 square metres, weighed three times
Multiple, each kind applies phosphate fertilizer 150g, ammonium bicarbonate 150g with planting potato, and oil cake 200g is spread fertilizer over the fields using mixing, makees compartment after mixing, plants rear defence
It cures the disease worm, cuts weeds in due course, prevent waterlogging, take precautions against drought, every 10d records a potato rattan length and leaf color after cultivation；
(2) early childbirth parent: using winter slack a heatable brick bed as parent seedbed, leveling is turned in advance, by the end of February parent's electric heating temperature
Bed nursery selects Red Star potato as female parent, selects southern potato 88 as male parent, selected 2 of each parent is medium according to breeding objective
The intact potato wedge of size, drilling is covered using double mulch film, and after emergence, suitable control rich water keeps scion sturdy old strong；
(3) grafting in due course: when the stock of parent grows to 4 true leaves, parent's potato seedling growth top is cut with the blade with a thickness of 3mm
End 18cm makees scion, removes all expansion leaves, only stays 2 lobus cardiacuses, is planted after hardening 4d that cleft grafting is on stock again, stock and scion
Diameter it is equal, the notch of stock and scion sufficiently coincide, interface is fixed with filament, then is wound with plastic film strip, and moisturizing is put
At moist leeward concealment, water spray 4 times daily, after continuing 2d, water spray 2 times daily；
(4) scientific management: selectively gesture is higher, surrounding is open in place for hybridization, the one-storey house roof that is slightly slanted, to improve ring
Border temperature simultaneously facilitates operation, first that fine earth and N P and K ternary compound fertilizer, barnyard manure, oil cake, decomposed straw etc. is sufficiently mixed
It closes, is fitted into watt alms bowl of high 40cm, diameter 30cm stand-by, fine earth, N P and K ternary compound fertilizer, barnyard manure, oil cake and decomposed plant
The weight ratio of object stalk is 4: 1: 2: 1: 2, and 8d after grafting, scion lobus cardiacus is unfolded and grows up, by scion balled transplanting into watt alms bowl,
Height to earth up is lower than graft union, gently unlocks film and filament, grows to 30cm to potato seedling growth and starts built, and extension is climing, and master is only stayed in training
Stem removes axillary bud, branch, old leaf and stock axillary bud at any time, and is continued until that receiving potato finishes；
(5) harvest is examined: being carried out collecting work after sweet potato is mature, is examined shape, color, mouthfeel and the production of harvest sweet potato
Amount.
Using Red Star potato as female parent in the present embodiment, southern potato 88 is used as male parent, and the F1 potato kind selected through asexual hybridization is comprehensive
It is good to close character, yield is high and stablizes, fresh sweet potato per mu yield 3600kg or so, and in good taste, sweet taste is dense.
Embodiment 3
A kind of high starch, high yield sweet potato breeding method, the specific steps are as follows:
(1) it rationally assembles: variety comparative test being carried out to rationally be assembled using different Ipomoea batatas kinds, it is single to improve sweet potato
It produces；
A, the kind of the variety comparative test include fluffy potato 013, fluffy potato 005, fluffy potato 011, fluffy potato 003, south purple 008, west at
007, southern potato 99, southern potato 012, southern potato 88, quotient's potato 19, Red Star potato and red skin potato；
B, the cultivation of variety comparative test: all product all use native growing seedling in hotbed than potato, and each kind is planted 12 square metres, weighed three times
Multiple, each kind applies phosphate fertilizer 200g, ammonium bicarbonate 200g with planting potato, and oil cake 250g is spread fertilizer over the fields using mixing, makees compartment after mixing, plants rear defence
It cures the disease worm, cuts weeds in due course, prevent waterlogging, take precautions against drought, every 11d records a potato rattan length and leaf color after cultivation；
(2) early childbirth parent: as parent seedbed using Winter idle land, leveling is turned in advance, by the end of February parent's electric seed bed heater
Nursery selects southern potato 012 as female parent, selects southern potato 99 as male parent, selected 3 of each parent is medium according to breeding objective
The intact potato wedge of size, drilling is covered using double mulch film, and after emergence, suitable control rich water keeps scion sturdy old strong；
(3) grafting in due course: when the stock of parent grows to 5 true leaves, parent's potato seedling growth top is cut with the blade with a thickness of 4mm
End 20cm makees scion, removes all expansion leaves, only stays 2 lobus cardiacuses, cleft grafting is on stock, and stock is equal with the diameter of scion, anvil
Wood and the notch of scion sufficiently coincide, and interface is fixed with filament, then is wound with plastic film strip, moisturizing, is placed on moist leeward shade
Place is covered, daily water spray 5 times, after continuing 3d, water spray 2 times daily；
(4) scientific management: selectively gesture is higher, surrounding is open in place for hybridization, the cement floor that is slightly slanted, to improve environment
Temperature simultaneously facilitates operation, is first sufficiently mixed fine earth and N P and K ternary compound fertilizer, barnyard manure, oil cake, decomposed straw etc.,
Stand-by, fine earth, N P and K ternary compound fertilizer, barnyard manure, oil cake and decomposed plant straw are fitted into watt alms bowl of high 45cm, diameter 35cm
The weight ratio of stalk is 4: 1: 2: 1: 2, and 10d after grafting, scion lobus cardiacus is unfolded and grows up, and by scion balled transplanting into watt alms bowl, covers
Native height is lower than graft union, gently unlocks film and filament, grows to 35cm to potato seedling growth and starts built, and extension is climing, and master is only stayed in training
Stem removes axillary bud, branch, old leaf and stock axillary bud at any time, and is continued until that receiving potato finishes；
(5) harvest is examined: being carried out collecting work after sweet potato is mature, is examined shape, color, mouthfeel and the production of harvest sweet potato
Amount.
Potato 012 is as maternal, 3 side shoots grown on the south in the present embodiment, respectively with Red Star potato, quotient's potato 19 and southern potato
008 is used as male parent, and 013 per mu yield of fluffy potato selected through asexual hybridization is 4000kg or so.The most heavy 8.15kg of single nest, individually
Most heavy 3.9kg, blade is triangular in shape, and leaf is orange, and vein, petiole are green, and top is purple, and branch beacon is climing elongated, and potato wedge is in spinning
Plektron, potato skin aubergine, fresh sweet potato are pruned clearly demarcated for flesh pink, orange, purple, light yellow, white circle, white-point colours after epidermis；It is ripe
Potato color is bright, purplish red bright-coloured, and with very good taste, sweet taste is dense, and face, sand, soft.
The high starch, high yield sweet potato breeding method in carry out variety comparative test when, the yield of each kind such as 1 institute of table
Show:
The yield summary sheet of each kind in when 1 variety comparative test of table
The present invention introduces the genetic connection sweet potato strong compared with close, affinity and grafts as parent, and it is new can to cultivate acquisition
Kind, save sweet potato excellent variety character, increase sweet potato adapt to environment ability, maintain strict control over grafting gate of the quality monitoring, cultivate
Sweet potato new varieties features good taste, yield are high, adaptable.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (3)
1. the breeding method of a kind of high starch, high yield sweet potato, which is characterized in that specific step is as follows:
It rationally assembles: variety comparative test being carried out to rationally be assembled using different Ipomoea batatas kinds, improves sweet potato per unit area yield；
A, the kind of the variety comparative test include fluffy potato 013, fluffy potato 005, fluffy potato 011, fluffy potato 003, south purple 008, west at 007,
Southern potato 99, southern potato 012, southern potato 88, quotient's potato 19, Red Star potato and red skin potato；
B, the cultivation of variety comparative test: all product all use native growing seedling in hotbed than potato, and each kind is planted 11-12 square metres, repeated three times,
Each kind applies phosphate fertilizer 100-200g, ammonium bicarbonate 100-200g, oil cake 150-250g with planting potato, is spread fertilizer over the fields using mixing, is made after mixing
Compartment plants rear defence and cures the disease worm, cuts weeds in due course, prevent waterlogging, take precautions against drought, and every 9-11d records a potato rattan length and leaf color after cultivation；
Early childbirth parent: as parent seedbed using Winter idle land, turning over leveling in advance, and parent is with electric heating growing seedling in hotbed, root by the end of February
According to breeding objective, selects that affinity is strong, Comprehensive Traits are good or individual character Ipomoea batatas kinds outstanding are as parent, each parent is smart
2-3 medium sized intact potato wedges are selected, drilling is covered using double mulch film, and after emergence, suitable control rich water keeps scion thick
It is strong old strong；
Grafting in due course: when the stock of parent grows to 4-5 piece true leaf, cutting parent's potato seedling growth top 15-20cm with blade and make scion,
Remove all expansion leaves, only stay 1-2 piece lobus cardiacus, cleft grafting is on stock, and the notch of stock and scion sufficiently coincide, interface filament
It is fixed, then wound with plastic film strip, moisturizing, it is placed at moist leeward concealment, daily water spray 3-5 times, after continuing 2-3d, daily
Water spray 1-2 times cuts scion if scion children is tender in advance, grafts again after being planted hardening 3-5d；
Scientific management: selectively gesture is higher, surrounding is open in place for hybridization, the cement floor or one-storey house roof that are slightly slanted, to improve
Environment temperature simultaneously facilitates operation, first that fine earth and N P and K ternary compound fertilizer, barnyard manure, oil cake, decomposed straw etc. is abundant
Mixing, be fitted into watt alms bowl of high 35-45cm, diameter 25-35cm it is stand-by, fine earth, N P and K ternary compound fertilizer, barnyard manure, oil cake and
The weight ratio of decomposed straw is 4: 1: 2: 1: 2, and 7-10d after grafting, scion lobus cardiacus is unfolded and grows up, by scion band soil mud
It plants in watt alms bowl, height to earth up is lower than graft union, gently unlocks film and filament, grows to 25-35cm to potato seedling growth and start built, hangs
Climing, training only stays stem, removes axillary bud, branch, old leaf and stock axillary bud at any time, and is continued until that receiving potato finishes；
Harvest is examined: being carried out collecting work after sweet potato is mature, is examined shape, color, mouthfeel and the yield of harvest sweet potato.
2. the breeding method of a kind of high starch according to claim 1, high yield sweet potato, which is characterized in that the blade
With a thickness of 2-4mm.
3. the breeding method of a kind of high starch according to claim 1, high yield sweet potato, which is characterized in that the stock
It is equal with the diameter of scion.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651682A (en) * | 2019-11-14 | 2020-01-07 | 韦东 | Sweet potato grafting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105875135A (en) * | 2015-01-16 | 2016-08-24 | 龙兴明 | Cultivation method of high-quality high-yield sweet potatoes |
| CN107517740A (en) * | 2016-06-20 | 2017-12-29 | 陈耕石 | The method for producing virus-free seed potato |
| CN107646373A (en) * | 2017-11-07 | 2018-02-02 | 福建农林大学 | A kind of grafting cultivation method of tomato and water planting potato |
| CN107787698A (en) * | 2017-11-01 | 2018-03-13 | 云南农业大学 | A kind of production method for the seed potato for avoiding soil-borne disease from infecting |
| CN107912198A (en) * | 2016-10-10 | 2018-04-17 | 张瑞芹 | A kind of prevention new technology of sweet potato neck nematodiasis |
-
2018
- 2018-07-23 CN CN201810811093.4A patent/CN108934872A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105875135A (en) * | 2015-01-16 | 2016-08-24 | 龙兴明 | Cultivation method of high-quality high-yield sweet potatoes |
| CN107517740A (en) * | 2016-06-20 | 2017-12-29 | 陈耕石 | The method for producing virus-free seed potato |
| CN107912198A (en) * | 2016-10-10 | 2018-04-17 | 张瑞芹 | A kind of prevention new technology of sweet potato neck nematodiasis |
| CN107787698A (en) * | 2017-11-01 | 2018-03-13 | 云南农业大学 | A kind of production method for the seed potato for avoiding soil-borne disease from infecting |
| CN107646373A (en) * | 2017-11-07 | 2018-02-02 | 福建农林大学 | A kind of grafting cultivation method of tomato and water planting potato |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651682A (en) * | 2019-11-14 | 2020-01-07 | 韦东 | Sweet potato grafting method |
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Application publication date: 20181207 |