CN109511503A - A kind of high yield cultivating method of sweet potato - Google Patents
A kind of high yield cultivating method of sweet potato Download PDFInfo
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- CN109511503A CN109511503A CN201811416417.0A CN201811416417A CN109511503A CN 109511503 A CN109511503 A CN 109511503A CN 201811416417 A CN201811416417 A CN 201811416417A CN 109511503 A CN109511503 A CN 109511503A
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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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Abstract
The invention discloses a kind of high yield cultivating methods of sweet potato, the specific steps are as follows: seed selection, seed selection is it should be noted that 3 points: adaptability, specificity and resistance;Field management, including arrange alley and make compost;Nursery, the nursery in such a way that heated kang and electric heating combine, it should be noted that temperature, moisture, air, illumination and the several aspects of nutrient during nursery;Transplanting, sweet potato's seedlings are transplanted on alley;Through setting in seed selection, by sterilization treatment, the probability of potato wedge fungus damage can be reduced, and then improve the efficiency of nursery, after being also convenient for plantation, improve the yield of sweet potato;By the way that stringent temperature control is arranged in nursery, the quality of the seedling brought out can be made to be improved, and then convenient for improving the yield after sweet potato plantation;By setting heated kang and electric heating cooperation, the temperature for educating bed can be more effectively controlled, and then the temperature of nursery is made to obtain stringent control, convenient for improving the quality of the seedling brought out.
Description
Technical field
The present invention relates to soy protein concentrate to produce and process field, in particular to a kind of high yield cultivating method of sweet potato.
Background technique
Sweet potato also known as sweet potato, Dioscoreaceae Dioscorea wind herbaceous species.Underground stem tuber top branch ends enlarge into ovoid
Stem tuber, crust is faint yellow, smooth.Stem is left-handed, base portion spinosity, by T-shaped pubescence.Single leaf alternate, it is wealthy heart-shaped;Male inflorescence
For spike, Dan Sheng, male flower is without obstructing or have extremely short stalk;Bract is oval, and top is tapering;Perianth tazza shape, by pubescence;Capsule
Fruit prismatic, top dimple, base portion section shape, every rib aliform;Seed is round, has wing.Early summer at florescence.The short-day of sweet potato genus light
Crop, property happiness temperature, can not resist cold, more drought-enduring.It is mainly distributed on the south 40 ° of north latitude.Cultivated area is most with Asia, and Africa is taken second place,
America occupies the 3rd.
Sweet potato be cereal crops important in the world, forage crop and food processing, chemical industry, energy industry crop,
Generally plant more than 100 countries in whole world subtropical and tropical zones.Sweet potato is adaptable, and yield is high, and yield potential is big,
Simple cultivation is the current low investment in China, high production and one of drought resisting, resistance to lean staple food crop.
The plantation of sweet potato is relatively simple, and yield is higher, and the benefit of peasant planting sweet potato is also preferable, still, sweet potato at present
Planting technology development it is more slow, if desired improve the benefit of peasant again, it is necessary to the planting technology for improving sweet potato, because
And need to improve a kind of high yield cultivating method of new sweet potato.
Summary of the invention
The main purpose of the present invention is to provide a kind of high yield cultivating methods of sweet potato, can effectively solve in background technique
The problem of.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of high yield cultivating method of sweet potato, the specific steps are as follows:
(1), it chooses seeds, seed selection is it should be noted that 3 points: adaptability, specificity and resistance;
(2), field management, including arrange alley and make compost;
(3), nursery, the nursery in such a way that heated kang and electric heating combine, it should be noted that temperature, moisture, sky during nursery
Gas, illumination and the several aspects of nutrient;
(4), it transplants, sweet potato's seedlings is transplanted on alley.
Preferably, the seed selection in the step (1), adaptability: Yao Xuanyong breeding time is suitable for and is suitble to local meteorological, soil
The kind of earth, fertilizer and water condition;Specificity selects adapted varieties with the demand in market depending on the application;Third is that resistance, it should be according to locality
The state of an illness, natural calamity, select it is suitable it is disease-resistant, combat a natural disaster kind.
Preferably, when seed selection, potato wedge is uniform in size, and block weight 150-250g is advisable, and carries out sterilization treatment before arranging potato, uses 51-
54 DEG C water seed soaking 10 minutes, or soaked seed 5-10 minutes with 70% thiophanate methyl, 500 times of liquid.
Preferably, the preparation before nursery:
1), make a plan: nursery land used is by every square metre of 17-20 kilograms of seeding calculating;
2), sowing quantity: the potato seed amount of one mu of spring potato is 60-75 kilograms, and one mu of summer potato garden of collecting seedling with potato seed amount is 250-300
Kilogram, for 15 mu of summer potato seedlings.
Preferably, the field management in the step (2),
1), arrange alley: in hillside fields or mountainous region, ponding plot site preparation ridge, ridging after site preparation block weeding is loosened the soil, ridge be not a height of
30-50cm, width 50-80cm, the wide 20-30cm of furrow;
2) it, makes compost: macerating base manure in alley, dosage is as follows per acre, weighs pig manure or 2000 kilograms of chicken manure, calcium superphosphate
1000 kilograms, 0.5 kilogram of sodium selenate, 100 kilograms of peanut shell powder, rapeseed refines oil 500 kilograms of slag.
Preferably, the nursery in the step (3) carries out nursery work in greenhouse, is equipped with electricity on a heatable brick bed bed of heated kang
Heating device, and one square metre of bed surface of nursery can arrange 20-22 kilograms of potato kind, the condition of nursery are as follows:
1), temperature: vernalization phase temperature is 25-35 DEG C, and at 20-30 DEG C, hardening phase temperature is 15-25 for temperature control after emergence
DEG C, pay attention in nursery after high temperature vernalization, nursery bed temperature is dropped to 31 DEG C or so;
2), moisture: in the potato wedge budding period to keep bed soil relative humidity and relative air humidity 80% or so, in children
Seedling growth period is to keep bed soil relative humidity 70~80% to be advisable, and when later period hardening must reduce moisture, and relative humidity drops to
60% or less;
3), air: in seedling raising process, it has to be noted that ventilation;
4), illumination: after emergence, using strong illumination;
5), nutrient: quick-acting nitrogenous fertilizer is imposed in right amount in the nursery intermediary and later stages, has supplemented the deficiency of nutrient.
Preferably, the transplanting in the step (4), 2-3 centimetres in shallow soil layer of the base portion of seedling, middle part is respectively saved in 4-6
In cm layer of soil, 13-16 centimetres of spacing of seedling strain.
Compared with prior art, the invention has the following beneficial effects:
1, the probability of potato wedge fungus damage by sterilization treatment, can be reduced, and then improve nursery in seed selection by setting
Efficiency, after being also convenient for plantation, improve the yield of sweet potato;
2, it is controlled by the way that stringent temperature is arranged in nursery, the quality of the seedling brought out can be made to be improved, in turn
Convenient for improving the yield after sweet potato plantation;
3, by setting heated kang and electric heating cooperation, the temperature for educating bed can be more effectively controlled, and then make the temperature of nursery
Degree obtains stringent control, convenient for improving the quality of the seedling brought out.
Detailed description of the invention
Fig. 1 is a kind of overall structure flow chart of the high yield cultivating method of sweet potato of the present invention.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1
The invention discloses a kind of high yield cultivating methods of sweet potato, the specific steps are as follows:
(1), it chooses seeds, seed selection is it should be noted that 3 points: adaptability, specificity and resistance;
(2), field management, including arrange alley and make compost;
(3), nursery, the nursery in such a way that heated kang and electric heating combine, it should be noted that temperature, moisture, sky during nursery
Gas, illumination and the several aspects of nutrient;
(4), it transplants, sweet potato's seedlings is transplanted on alley.
Seed selection in step (1), adaptability: Yao Xuanyong breeding time is suitable for and is suitble to local meteorology, soil, fertilizer and water condition
Kind;Specificity selects adapted varieties with the demand in market depending on the application;Third is that resistance, it should be according to the local state of an illness, natural calamity
Evil, select it is suitable it is disease-resistant, combat a natural disaster kind.
When seed selection, potato wedge is uniform in size, and block weight 150-250g is advisable, and carries out sterilization treatment before arranging potato, is soaked with 54 DEG C of warm water
Kind 10 minutes, or soaked seed 5-10 minutes with 70% thiophanate methyl, 500 times of liquid.
Preparation before nursery:
1), make a plan: nursery land used is by every square metre of 20 kilograms of seeding calculating;
2), sowing quantity: the potato seed amount of one mu of spring potato be 75 kilograms, one mu of summer potato collect seedling garden potato seed amount be 300 kilograms, can
For 15 mu of summer potato seedlings.
Field management in step (2),
1), arrange alley: in hillside fields or mountainous region, ponding plot site preparation ridge, ridging after site preparation block weeding is loosened the soil, ridge be not a height of
40cm, width 70cm, the wide 20cm of furrow;
2) it, makes compost: macerating base manure in alley, dosage is as follows per acre, weighs pig manure or 2000 kilograms of chicken manure, calcium superphosphate
1000 kilograms, 0.5 kilogram of sodium selenate, 100 kilograms of peanut shell powder, rapeseed refines oil 500 kilograms of slag.
Nursery in step (3) carries out nursery work in greenhouse, is equipped with electric heater unit on a heatable brick bed bed of heated kang, and
One square metre of bed surface of nursery can arrange 22 kilograms of potato kind, the condition of nursery are as follows:
1), temperature: vernalization phase temperature is 25 DEG C, and at 20 DEG C, hardening phase temperature is 15 DEG C for temperature control after emergence, is paid attention to
When nursery after high temperature vernalization, nursery bed temperature is dropped to 31 DEG C or so;
2), moisture: in the potato wedge budding period to keep bed soil relative humidity and relative air humidity 80% or so, in children
Seedling growth period is to keep bed soil relative humidity 75% to be advisable, and when later period hardening must reduce moisture, and relative humidity drops to 60%
Below;
3), air: in seedling raising process, it has to be noted that ventilation;
4), illumination: after emergence, using strong illumination;
5), nutrient: quick-acting nitrogenous fertilizer is imposed in right amount in the nursery intermediary and later stages, has supplemented the deficiency of nutrient.
Transplanting in step (4), 3 centimetres in shallow soil layer of the base portion of seedling, middle part is respectively saved in 5 cm layer of soil, Miao Zhu
15 centimetres of spacing.
Embodiment 2
The invention discloses a kind of high yield cultivating methods of sweet potato, the specific steps are as follows:
(1), it chooses seeds, seed selection is it should be noted that 3 points: adaptability, specificity and resistance;
(2), field management, including arrange alley and make compost;
(3), nursery, the nursery in such a way that heated kang and electric heating combine, it should be noted that temperature, moisture, sky during nursery
Gas, illumination and the several aspects of nutrient;
(4), it transplants, sweet potato's seedlings is transplanted on alley.
Seed selection in step (1), adaptability: Yao Xuanyong breeding time is suitable for and is suitble to local meteorology, soil, fertilizer and water condition
Kind;Specificity selects adapted varieties with the demand in market depending on the application;Third is that resistance, it should be according to the local state of an illness, natural calamity
Evil, select it is suitable it is disease-resistant, combat a natural disaster kind.
When seed selection, potato wedge is uniform in size, and block weight 150-250g is advisable, and carries out sterilization treatment before arranging potato, is soaked with 54 DEG C of warm water
Kind 10 minutes, or soaked seed 5-10 minutes with 70% thiophanate methyl, 500 times of liquid.
Preparation before nursery:
1), make a plan: nursery land used is by every square metre of 20 kilograms of seeding calculating;
2), sowing quantity: the potato seed amount of one mu of spring potato be 75 kilograms, one mu of summer potato collect seedling garden potato seed amount be 300 kilograms, can
For 15 mu of summer potato seedlings.
Field management in step (2),
1), arrange alley: in hillside fields or mountainous region, ponding plot site preparation ridge, ridging after site preparation block weeding is loosened the soil, ridge be not a height of
40cm, width 70cm, the wide 20cm of furrow;
2) it, makes compost: macerating base manure in alley, dosage is as follows per acre, weighs pig manure or 2000 kilograms of chicken manure, calcium superphosphate
1000 kilograms, 0.5 kilogram of sodium selenate, 100 kilograms of peanut shell powder, rapeseed refines oil 500 kilograms of slag.
Nursery in step (3) carries out nursery work in greenhouse, is equipped with electric heater unit on a heatable brick bed bed of heated kang, and
One square metre of bed surface of nursery can arrange 22 kilograms of potato kind, the condition of nursery are as follows:
1), temperature: vernalization phase temperature is 28 DEG C, and at 23 DEG C, hardening phase temperature is 18 DEG C for temperature control after emergence, is paid attention to
When nursery after high temperature vernalization, nursery bed temperature is dropped to 31 DEG C or so;
2), moisture: in the potato wedge budding period to keep bed soil relative humidity and relative air humidity 80% or so, in children
Seedling growth period is to keep bed soil relative humidity 75% to be advisable, and when later period hardening must reduce moisture, and relative humidity drops to 60%
Below;
3), air: in seedling raising process, it has to be noted that ventilation;
4), illumination: after emergence, using strong illumination;
5), nutrient: quick-acting nitrogenous fertilizer is imposed in right amount in the nursery intermediary and later stages, has supplemented the deficiency of nutrient.
Transplanting in step (4), 3 centimetres in shallow soil layer of the base portion of seedling, middle part is respectively saved in 5 cm layer of soil, Miao Zhu
15 centimetres of spacing.
Embodiment 3
The invention discloses a kind of high yield cultivating methods of sweet potato, the specific steps are as follows:
(1), it chooses seeds, seed selection is it should be noted that 3 points: adaptability, specificity and resistance;
(2), field management, including arrange alley and make compost;
(3), nursery, the nursery in such a way that heated kang and electric heating combine, it should be noted that temperature, moisture, sky during nursery
Gas, illumination and the several aspects of nutrient;
(4), it transplants, sweet potato's seedlings is transplanted on alley.
Seed selection in step (1), adaptability: Yao Xuanyong breeding time is suitable for and is suitble to local meteorology, soil, fertilizer and water condition
Kind;Specificity selects adapted varieties with the demand in market depending on the application;Third is that resistance, it should be according to the local state of an illness, natural calamity
Evil, select it is suitable it is disease-resistant, combat a natural disaster kind.
When seed selection, potato wedge is uniform in size, and block weight 150-250g is advisable, and carries out sterilization treatment before arranging potato, is soaked with 54 DEG C of warm water
Kind 10 minutes, or soaked seed 5-10 minutes with 70% thiophanate methyl, 500 times of liquid.
Preparation before nursery:
1), make a plan: nursery land used is by every square metre of 20 kilograms of seeding calculating;
2), sowing quantity: the potato seed amount of one mu of spring potato be 75 kilograms, one mu of summer potato collect seedling garden potato seed amount be 300 kilograms, can
For 15 mu of summer potato seedlings.
Field management in step (2),
1), arrange alley: in hillside fields or mountainous region, ponding plot site preparation ridge, ridging after site preparation block weeding is loosened the soil, ridge be not a height of
40cm, width 70cm, the wide 20cm of furrow;
2) it, makes compost: macerating base manure in alley, dosage is as follows per acre, weighs pig manure or 2000 kilograms of chicken manure, calcium superphosphate
1000 kilograms, 0.5 kilogram of sodium selenate, 100 kilograms of peanut shell powder, rapeseed refines oil 500 kilograms of slag.
Nursery in step (3) carries out nursery work in greenhouse, is equipped with electric heater unit on a heatable brick bed bed of heated kang, and
One square metre of bed surface of nursery can arrange 22 kilograms of potato kind, the condition of nursery are as follows:
1), temperature: vernalization phase temperature is 31 DEG C, and at 26 DEG C, hardening phase temperature is 21 DEG C for temperature control after emergence, is paid attention to
When nursery after high temperature vernalization, nursery bed temperature is dropped to 31 DEG C or so;
2), moisture: in the potato wedge budding period to keep bed soil relative humidity and relative air humidity 80% or so, in children
Seedling growth period is to keep bed soil relative humidity 75% to be advisable, and when later period hardening must reduce moisture, and relative humidity drops to 60%
Below;
3), air: in seedling raising process, it has to be noted that ventilation;
4), illumination: after emergence, using strong illumination;
5), nutrient: quick-acting nitrogenous fertilizer is imposed in right amount in the nursery intermediary and later stages, has supplemented the deficiency of nutrient.
Transplanting in step (4), 3 centimetres in shallow soil layer of the base portion of seedling, middle part is respectively saved in 5 cm layer of soil, Miao Zhu
15 centimetres of spacing.
Embodiment 4
The invention discloses a kind of high yield cultivating methods of sweet potato, the specific steps are as follows:
(1), it chooses seeds, seed selection is it should be noted that 3 points: adaptability, specificity and resistance;
(2), field management, including arrange alley and make compost;
(3), nursery, the nursery in such a way that heated kang and electric heating combine, it should be noted that temperature, moisture, sky during nursery
Gas, illumination and the several aspects of nutrient;
(4), it transplants, sweet potato's seedlings is transplanted on alley.
Seed selection in step (1), adaptability: Yao Xuanyong breeding time is suitable for and is suitble to local meteorology, soil, fertilizer and water condition
Kind;Specificity selects adapted varieties with the demand in market depending on the application;Third is that resistance, it should be according to the local state of an illness, natural calamity
Evil, select it is suitable it is disease-resistant, combat a natural disaster kind.
When seed selection, potato wedge is uniform in size, and block weight 150-250g is advisable, and carries out sterilization treatment before arranging potato, is soaked with 54 DEG C of warm water
Kind 10 minutes, or soaked seed 5-10 minutes with 70% thiophanate methyl, 500 times of liquid.
Preparation before nursery:
1), make a plan: nursery land used is by every square metre of 20 kilograms of seeding calculating;
2), sowing quantity: the potato seed amount of one mu of spring potato be 75 kilograms, one mu of summer potato collect seedling garden potato seed amount be 300 kilograms, can
For 15 mu of summer potato seedlings.
Field management in step (2),
1), arrange alley: in hillside fields or mountainous region, ponding plot site preparation ridge, ridging after site preparation block weeding is loosened the soil, ridge be not a height of
40cm, width 70cm, the wide 20cm of furrow;
2) it, makes compost: macerating base manure in alley, dosage is as follows per acre, weighs pig manure or 2000 kilograms of chicken manure, calcium superphosphate
1000 kilograms, 0.5 kilogram of sodium selenate, 100 kilograms of peanut shell powder, rapeseed refines oil 500 kilograms of slag.
Nursery in step (3) carries out nursery work in greenhouse, is equipped with electric heater unit on a heatable brick bed bed of heated kang, and
One square metre of bed surface of nursery can arrange 22 kilograms of potato kind, the condition of nursery are as follows:
1), temperature: vernalization phase temperature is 34 DEG C, and at 29 DEG C, hardening phase temperature is 24 DEG C for temperature control after emergence, is paid attention to
When nursery after high temperature vernalization, nursery bed temperature is dropped to 31 DEG C or so;
2), moisture: in the potato wedge budding period to keep bed soil relative humidity and relative air humidity 80% or so, in children
Seedling growth period is to keep bed soil relative humidity 75% to be advisable, and when later period hardening must reduce moisture, and relative humidity drops to 60%
Below;
3), air: in seedling raising process, it has to be noted that ventilation;
4), illumination: after emergence, using strong illumination;
5), nutrient: quick-acting nitrogenous fertilizer is imposed in right amount in the nursery intermediary and later stages, has supplemented the deficiency of nutrient.
Transplanting in step (4), 3 centimetres in shallow soil layer of the base portion of seedling, middle part is respectively saved in 5 cm layer of soil, Miao Zhu
15 centimetres of spacing.
Table 1 is to detect to the difference of the nursery temperature in embodiment 1-4, and test result is as follows:
By 1 experimental data of table it is found that high-yield sweet potato cultivation method of the invention, the control of temperature is very heavy during nursery
It wants, suitable temperature can promote the growth of sweet potato seedling, and sweet potato seedling growth is better, and the yield of sweet potato is also higher, and by table 1
It is found that embodiment 3 is optimal selection.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of high yield cultivating method of sweet potato, it is characterised in that: specific step is as follows:
(1), it chooses seeds, seed selection is it should be noted that 3 points: adaptability, specificity and resistance;
(2), field management, including arrange alley and make compost;
(3), nursery, the nursery in such a way that heated kang and electric heating combine, it should be noted that temperature, moisture, air, light during nursery
According to the several aspects of nutrient;
(4), it transplants, sweet potato's seedlings is transplanted on alley.
2. a kind of high yield cultivating method of sweet potato according to claim 1, it is characterised in that: the choosing in the step (1)
Kind, adaptability: Yao Xuanyong breeding time is suitable for and is suitble to local meteorology, the kind of soil, fertilizer and water condition;Specificity, depending on the application
Adapted varieties is selected with the demand in market;Third is that resistance, should according to the local state of an illness, natural calamity, select it is suitable it is disease-resistant, combat a natural disaster
Kind.
3. a kind of high yield cultivating method of sweet potato according to claim 1, it is characterised in that: when seed selection, potato wedge size is equal
Even, block weight 150-250g is advisable, and carries out sterilization treatment before arranging potato, with 51-54 DEG C water seed soaking 10 minutes, or with 70% methyl support
500 times of liquid of cloth saliva are soaked seed 5-10 minutes.
4. a kind of high yield cultivating method of sweet potato according to claim 1, it is characterised in that: the preparation before nursery:
1), make a plan: nursery land used is by every square metre of 17-20 kilograms of seeding calculating;
2), sowing quantity: the potato seed amount of one mu of spring potato be 60-75 kilograms, one mu of summer potato collect seedling garden with potato seed amount be 250-300 public affairs
Jin, for 15 mu of summer potato seedlings.
5. a kind of high yield cultivating method of sweet potato according to claim 1, it is characterised in that: the field in the step (2)
Between manage,
1) alley, is arranged: on hillside fields or mountainous region not ponding plot site preparation ridge, ridging after site preparation block weeding is loosened the soil, a height of 30- in ridge
50cm, width 50-80cm, the wide 20-30cm of furrow;
2) it, makes compost: macerating base manure in alley, dosage is as follows per acre, weighs pig manure or 2000 kilograms of chicken manure, and calcium superphosphate 1000 is public
Jin, 0.5 kilogram of sodium selenate, 100 kilograms of peanut shell powder, rapeseed refines oil 500 kilograms of slag.
6. a kind of high yield cultivating method of sweet potato according to claim 1, it is characterised in that: educating in the step (3)
Seedling carries out nursery work in greenhouse, is equipped with electric heater unit on a heatable brick bed bed of heated kang, and one square metre of bed surface of nursery can arrange potato
20-22 kilograms of kind, the condition of nursery are as follows:
1), temperature: vernalization phase temperature is 25-35 DEG C, and at 20-30 DEG C, hardening phase temperature is 15-25 DEG C for temperature control after emergence,
Pay attention in nursery after high temperature vernalization, nursery bed temperature is dropped to 31 DEG C or so;
2), moisture: in the potato wedge budding period to keep bed soil relative humidity and relative air humidity 80% or so, in seedling life
To keep bed soil relative humidity 70~80% to be advisable during length, when later period hardening, must reduce moisture, and relative humidity drops to 60%
Below;
3), air: in seedling raising process, it has to be noted that ventilation;
4), illumination: after emergence, using strong illumination;
5), nutrient: quick-acting nitrogenous fertilizer is imposed in right amount in the nursery intermediary and later stages, has supplemented the deficiency of nutrient.
7. a kind of high yield cultivating method of sweet potato according to claim 1, it is characterised in that: the shifting in the step (4)
It plants, 2-3 centimetres in shallow soil layer of the base portion of seedling, middle part is respectively saved in 4-6 cm layer of soil, and 13-16 centimetres of spacing of seedling strain.
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Cited By (1)
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CN110050647A (en) * | 2019-04-06 | 2019-07-26 | 衢州市农业科学研究院 | A kind of high yield high-quality stem apex dish type sweet potato implantation methods |
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CN110050647A (en) * | 2019-04-06 | 2019-07-26 | 衢州市农业科学研究院 | A kind of high yield high-quality stem apex dish type sweet potato implantation methods |
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Application publication date: 20190326 |