CN110915536A - Cultivation method of improved green tung tree species - Google Patents
Cultivation method of improved green tung tree species Download PDFInfo
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- CN110915536A CN110915536A CN201911343614.9A CN201911343614A CN110915536A CN 110915536 A CN110915536 A CN 110915536A CN 201911343614 A CN201911343614 A CN 201911343614A CN 110915536 A CN110915536 A CN 110915536A
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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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/08—Immunising seed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/005—Following a specific plan, e.g. pattern
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/44—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
- A01N43/38—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings condensed with carbocyclic rings
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N55/00—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur
- A01N55/02—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur containing metal atoms
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/02—Sulfur; Selenium; Tellurium; Compounds thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/40—Afforestation or reforestation
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Abstract
The invention discloses a cultivation method of improved varieties of paulownia, which comprises the steps of seed harvesting, garden arrangement, seed germination acceleration, sowing and the like. The invention obviously improves the seed quality, greatly shortens the germination time, improves the germination rate by the method of sand storage, cold and hot excitation, germination accelerating agent soaking and microwave treatment, and the germination rate can reach more than 95 percent. Compared with the method of covering the film on the arched shed, the method has the advantages of easy operation, short seedling raising period, good growth vigor of the cultivated seedling, uniformity, high quality, robustness, suitability for high-yield afforestation and high economic benefit.
Description
Technical Field
The invention belongs to the technical field of forestry, and particularly relates to a cultivation method of an improved variety of green Chinese mallotus.
Background
The folium Malloti Apeltae is also called Chinese Firmiana simplex, and is deciduous tree of Firmiana genus of Firmiana family. The tree has straight trunk, smooth and green bark, big and beautiful leaves, luxuriant branches and leaves, and is often planted in lawn, courtyard, isolated or cluster. Qingtong is fond of light, fond of warm climate and fertile soil, feared of waterlogging and fond of calcium, so limestone mountain land is common and grows well in plains, hills and mountain ditches.
The green tung tree has the height of 15-20m, oval crown, upright trunk, green bark, smoothness without crack, thick small branches and emerald green color. Single leaf growing alternately, 3-5 cleft palms, growing tip of panicle, yellow green flower, and fruit. The flowering period is 6-7 months, and the fruit is mature in 9-10 months. The tree is an important garden ornamental tree because the trunk is upright, the bark is smooth and green, the leaves are large and the shape is beautiful, the summer is heavily shaded, and the winter branches are green and jade, so that the leaves and flowers can be observed, and the trunks can also be observed. It is suitable for being planted in lawn, yard and lakeside, and may be used as street tree or Tingyin tree as well as important tree species for afforestation in limestone mountain area.
As the green tung tree is a tree species with cotyledon emergence type, the emergence rate is influenced by over-thick soil covering or dry soil, the emergence rate is improved by adopting an arch shed film covering method at present, but the method is time-consuming, labor-consuming and low in efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a seedling raising method of vernicia fordii. The invention obviously improves the seed quality, greatly shortens the germination time, improves the germination rate by the method of sand storage, cold and hot excitation, germination accelerating agent soaking and microwave treatment, and the germination rate can reach more than 95 percent.
In order to achieve the purpose, the invention adopts the following technical scheme:
a seedling raising method for improved varieties of paulownia comprises the following steps:
step 1, collecting seeds, selecting a good green tung tree which is strong in growth, good in dryness and free of diseases and insect pests as a seed collecting object for collection within 9-10 months, airing, threshing and storing the collected seeds in sand;
step 2, nursery land preparation, namely selecting sandy loam with sufficient illumination, flat terrain, good drainage and fertile soil as a nursery land, deeply turning and flattening the land before seedling culture to enable the soil to be flat, thin, loose and crushed, applying a base fertilizer before making a bed, shallowly turning the soil, spraying a ferrous sulfate solution with the concentration of 1-3% on the seedbed soil, wherein the seedbed is in the south-north direction, has the width of 1-1.5m and the height of 25-30cm, and sterilizing;
step 3, accelerating germination of seeds, namely taking out the seeds stored in sand in the step 1, sterilizing, then accelerating germination, soaking in cold water at 5-10 ℃ for 20-30min, taking out, then adding into hot water at 80-90 ℃ for soaking for 30-60min, taking out after soaking, then soaking in a germination accelerating agent at 50-60 ℃ for 1-2h, and carrying out microwave treatment after soaking;
step 4, sowing, namely performing drill sowing on plump seeds subjected to pregermination, opening drill sowing ditches, covering the seeds with fine soil for 2cm after sowing, and covering the seeds with straws and pine needles, wherein the depth of each ditch is 2-3, the row spacing is 20-25 cm;
step 5, managing the seed germination period, watering by adopting a drip irrigation mode, and removing covered straws and pine needles when 40-50% of the seed sprouts are earthed;
step 6, managing seedling stage, wherein drip irrigation is adopted for water and fertilizer management, immediate drainage is required when the center of a seedbed is slightly wet, urea is used as the main material in the early growth stage of the seedlings, compound fertilizers are adopted in the fast growth stage, the early stage and the middle stage of the seedlings, the fertilization is stopped in the later stage, soil loosening and weeding are performed after the seedlings are fully lignified, chemical weeding can be performed by combining soil loosening and ridging, and 500 times of liquid of 25% carbendazim wettable powder is sprayed for pest control;
the germination accelerating agent is prepared by adding 1000mg of indoleacetic acid 600-acetic acid, 30-80mg of glutamic acid, 20-50mg of molybdenum sulfate and 1225-50mg of vitamin B into 1kg of water and mixing.
Further, the sand storage in step 1 is to store the seeds in fine sand with the water content of 10-15%.
Furthermore, in the step 2, the base fertilizer is applied with 1700-2200kg of decomposed pig and cattle manure, 200kg of decomposed vegetable cake and 40-60kg of calcium superphosphate per mu.
Further, in the step 3, the disinfection is carried out by soaking for 10-20min by using 0.5% potassium permanganate solution.
Further, the microwave treatment conditions in step 3 are 500-600W and 30-40 min.
Further, in the step 4, before the seeds are sowed, a water-retaining agent is added into the seedbed, and the adding amount of the water-retaining agent is 5-10kg per mu.
The invention obviously improves the seed quality, greatly shortens the germination time, improves the germination rate by the method of sand storage, cold and hot excitation, germination accelerating agent soaking and microwave treatment, and the germination rate can reach more than 95 percent. Compared with the method of covering the film on the arched shed, the method has the advantages of easy operation, short seedling raising period, good growth vigor of the cultivated seedling, uniformity, high quality, robustness, suitability for high-yield afforestation and high economic benefit.
Detailed Description
The following examples further illustrate the present invention but are not to be construed as limiting the invention. Modifications or substitutions to methods, procedures, or conditions of the invention may be made without departing from the spirit and scope of the invention. The experimental methods and reagents of the formulations not specified in the examples are in accordance with the conventional conditions in the art.
Example 1
A seedling raising method for improved varieties of paulownia comprises the following steps:
step 1, harvesting seeds, selecting an adult excellent green tung tree which is strong in growth, good in dryness and free of diseases and insect pests as a seed collecting object for harvesting in 9-10 months, removing impurities from the surfaces of the harvested seeds, flatly paving the seeds in an indoor ventilation place for airing, and placing the seeds in fine sand with the water content of 15% after threshing for storage.
And 2, garden plot preparation, namely selecting sandy loam with sufficient illumination, flat terrain, good drainage and fertile soil as a garden plot, deeply flattening the land before seedling culture to enable the soil to be flat, fine, loose and broken, and applying 1700 kg of decomposed pig and cattle manure, 200kg of decomposed vegetable cake and 40-60kg of calcium superphosphate to each mu of garden plot before bed making. And (3) in the next 2 months, shallow turning the soil into a bed, wherein the seedbed is in the south-north direction, 1-1.5m wide and 25-30cm high, and spraying a ferrous sulfate solution with the concentration of 1-3% on the seedbed soil for disinfection and sterilization.
And 3, accelerating germination of the seeds, taking out the sand-stored seeds at the beginning of 3 months, soaking the seeds in 0.5 percent potassium permanganate solution for 10-20min for disinfection, and then accelerating germination. The method specifically comprises the steps of soaking seeds in cold water at 5 ℃ for 20min, taking out, adding the seeds into hot water at 80 ℃ for soaking for 60min, taking out after soaking, soaking in a germination accelerating agent at 50 ℃ for 2h, and carrying out microwave treatment after soaking, wherein the conditions of the microwave treatment are 500W and 40 min.
The germination accelerating agent is prepared by adding 800mg of indoleacetic acid, 60mg of glutamic acid, 30mg of molybdenum sulfate and vitamin B1240 mg into 1kg of water and mixing.
And 4, sowing, namely performing drilling on the plump seeds subjected to germination acceleration, opening drilling ditches with the depth of 2-3cm and the row spacing of 20-25cm, mixing the water-retaining agent into the ditches according to 5kg per mu, covering the ditches with fine soil for 2cm after sowing, and then covering the ditches with straws and pine needles.
And 5, managing the seed germination stage, watering by adopting a drip irrigation mode, and uncovering the covered straws and pine needles when 40-50% of the seed sprouts are earthed.
And 6, seedling management. The water and fertilizer management adopts drip irrigation, and the green tung tree prefers moist and fertile soil, so that water can not be lacked in the growth period, the green tung tree can be watered when being dry, but the soil is accumulated with water and roots are easy to rot, so that the center of a seedbed is slightly wet and needs to be drained immediately, and the drainage and flood control work is well done. The nursery stock is mainly urea in the initial growth stage, the compound fertilizer is adopted in the fast growth stage, the early stage and the middle stage of the nursery stock, the fertilization is stopped in the later stage, and the watering is controlled at the same time. The green tung seedlings cannot resist the grassy wasteland, the weeding in the seedling stage is carried out to remove the early and the small weeds so as to avoid the competition of the weeds and the seedlings in the aspects of light, heat, fertilizer, water and the like, and after the seedlings are fully lignified, the chemical weeding can be carried out by combining soil loosening and ridging. The green tung tree diseases and insect pests mainly comprise moths, Chinese parasol psyllids, leaf rollers and the like, and can be sprayed by using 500 times of 25 percent carbendazim wettable powder.
Example 2
A seedling raising method for improved varieties of paulownia comprises the following steps:
step 1, harvesting seeds, selecting an adult excellent green tung tree which is strong in growth, good in dryness and free of diseases and insect pests as a seed collecting object for harvesting in 9-10 months, removing impurities from the surfaces of the harvested seeds, flatly paving the seeds in an indoor ventilation place for airing, and placing the seeds in fine sand with the water content of 15% after threshing for storage.
And 2, garden plot preparation, namely selecting sandy loam with sufficient illumination, flat terrain, good drainage and fertile soil as a garden plot, deeply flattening the land before seedling culture to enable the soil to be flat, fine, loose and broken, and applying 1700 kg of decomposed pig and cattle manure, 200kg of decomposed vegetable cake and 40-60kg of calcium superphosphate to each mu of garden plot before bed making. And (3) in the next 2 months, shallow turning the soil into a bed, wherein the seedbed is in the south-north direction, 1-1.5m wide and 25-30cm high, and spraying a ferrous sulfate solution with the concentration of 1-3% on the seedbed soil for disinfection and sterilization.
And 3, accelerating germination of the seeds, taking out the sand-stored seeds at the beginning of 3 months, soaking the seeds in 0.5 percent potassium permanganate solution for 10-20min for disinfection, and then accelerating germination. The method specifically comprises the steps of soaking seeds in cold water at 10 ℃ for 30min, taking out, adding the seeds into hot water at 90 ℃ for soaking for 30min, taking out after soaking, soaking in a germination accelerating agent at 60 ℃ for 1h, and carrying out microwave treatment after soaking, wherein the conditions of the microwave treatment are 600W and 30 min.
The germination accelerating agent is prepared by adding 1000mg of indoleacetic acid, 40mg of glutamic acid, 20mg of molybdenum sulfate and vitamin B1230 mg into 1kg of water and mixing.
And 4, sowing, namely performing drilling on the plump seeds subjected to germination acceleration, opening drilling ditches with the depth of 2-3cm and the row spacing of 20-25cm, mixing the water-retaining agent into the ditches according to 6kg per mu, covering the ditches with fine soil for 2cm after sowing, and then covering the ditches with straws and pine needles.
And 5, managing the seed germination stage, watering by adopting a drip irrigation mode, and uncovering the covered straws and pine needles when 40-50% of the seed sprouts are earthed.
And 6, seedling management. The water and fertilizer management adopts drip irrigation, and the green tung tree prefers moist and fertile soil, so that water can not be lacked in the growth period, the green tung tree can be watered when being dry, but the soil is accumulated with water and roots are easy to rot, so that the center of a seedbed is slightly wet and needs to be drained immediately, and the drainage and flood control work is well done. The nursery stock is mainly urea in the initial growth stage, the compound fertilizer is adopted in the fast growth stage, the early stage and the middle stage of the nursery stock, the fertilization is stopped in the later stage, and the watering is controlled at the same time. The green tung seedlings cannot resist the grassy wasteland, the weeding in the seedling stage is carried out to remove the early and the small weeds so as to avoid the competition of the weeds and the seedlings in the aspects of light, heat, fertilizer, water and the like, and after the seedlings are fully lignified, the chemical weeding can be carried out by combining soil loosening and ridging. The green tung tree diseases and insect pests mainly comprise moths, Chinese parasol psyllids, leaf rollers and the like, and can be sprayed by using 500 times of 25 percent carbendazim wettable powder.
The invention obviously improves the seed quality, greatly shortens the germination time, improves the germination rate by the method of sand storage, cold and hot excitation, germination accelerating agent soaking and microwave treatment, and the germination rate can reach more than 95 percent. Compared with the method of covering the film on the arched shed, the method has the advantages of easy operation, short seedling raising period, good growth vigor of the cultivated seedling, uniformity, high quality, robustness, suitability for high-yield afforestation and high economic benefit.
Claims (6)
1. A cultivation method of improved varieties of green Chinese tung trees is characterized in that: the method comprises the following steps:
step 1, collecting seeds, selecting a good green tung tree which is strong in growth, good in dryness and free of diseases and insect pests as a seed collecting object for collection within 9-10 months, airing, threshing and storing the collected seeds in sand;
step 2, nursery land preparation, namely selecting sandy loam with sufficient illumination, flat terrain, good drainage and fertile soil as a nursery land, deeply turning and flattening the land before seedling culture to enable the soil to be flat, thin, loose and crushed, applying a base fertilizer before making a bed, shallowly turning the soil, spraying a ferrous sulfate solution with the concentration of 1-3% on the seedbed soil, wherein the seedbed is in the south-north direction, has the width of 1-1.5m and the height of 25-30cm, and sterilizing;
step 3, accelerating germination of seeds, namely taking out the seeds stored in sand in the step 1, sterilizing, then accelerating germination, soaking in cold water at 5-10 ℃ for 20-30min, taking out, then adding into hot water at 80-90 ℃ for soaking for 30-60min, taking out after soaking, then soaking in a germination accelerating agent at 50-60 ℃ for 1-2h, and carrying out microwave treatment after soaking;
step 4, sowing, namely performing drill sowing on plump seeds subjected to pregermination, opening drill sowing ditches, covering the seeds with fine soil for 2cm after sowing, and covering the seeds with straws and pine needles, wherein the depth of each ditch is 2-3, the row spacing is 20-25 cm;
step 5, managing the seed germination period, watering by adopting a drip irrigation mode, and removing covered straws and pine needles when 40-50% of the seed sprouts are earthed;
step 6, managing seedling stage, wherein drip irrigation is adopted for water and fertilizer management, immediate drainage is required when the center of a seedbed is slightly wet, urea is used as the main material in the early growth stage of the seedlings, compound fertilizers are adopted in the fast growth stage, the early stage and the middle stage of the seedlings, the fertilization is stopped in the later stage, soil loosening and weeding are performed after the seedlings are fully lignified, chemical weeding can be performed by combining soil loosening and ridging, and 500 times of liquid of 25% carbendazim wettable powder is sprayed for pest control;
the germination accelerating agent is prepared by adding 1000mg of indoleacetic acid 600-acetic acid, 30-80mg of glutamic acid, 20-50mg of molybdenum sulfate and 1225-50mg of vitamin B into 1kg of water and mixing.
2. The method of claim 1, wherein the method comprises the steps of: in the step 1, the sand storage is to store the seeds in fine sand with the water content of 10-15%.
3. The method of claim 1, wherein the method comprises the steps of: in the step 2, the base fertilizer is applied with 1700-2200kg of decomposed pig and cattle manure, 200kg of decomposed vegetable cake and 40-60kg of calcium superphosphate per mu.
4. A seedling raising method according to claim 1, characterized in that: in the step 3, the disinfection is carried out by soaking the mixture for 10-20min by using 0.5 percent potassium permanganate solution.
5. The method of claim 1, wherein the method comprises the steps of: the microwave treatment conditions in step 3 are 500-600W and 30-40 min.
6. The method of claim 1, wherein the method comprises the steps of: and 4, adding a water-retaining agent into the seedbed before sowing the seeds, wherein the adding amount of the water-retaining agent is 5-10kg per mu.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179844A (en) * | 2021-05-19 | 2021-07-30 | 张�荣 | Seedling raising method for improved variety of vernicia fordii seeds |
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| CN104025744A (en) * | 2014-05-15 | 2014-09-10 | 和县华禾种业有限公司 | Spinach seed germination accelerating method |
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|---|---|---|---|---|
| CN104025744A (en) * | 2014-05-15 | 2014-09-10 | 和县华禾种业有限公司 | Spinach seed germination accelerating method |
| CN106613260A (en) * | 2016-12-28 | 2017-05-10 | 庆阳敦博科技发展有限公司 | Lonicera japonica planting and processing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179844A (en) * | 2021-05-19 | 2021-07-30 | 张�荣 | Seedling raising method for improved variety of vernicia fordii seeds |
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