CN111183862A - Method for eliminating continuous cropping obstacle of salvia miltiorrhiza - Google Patents
Method for eliminating continuous cropping obstacle of salvia miltiorrhiza Download PDFInfo
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- CN111183862A CN111183862A CN201911391263.9A CN201911391263A CN111183862A CN 111183862 A CN111183862 A CN 111183862A CN 201911391263 A CN201911391263 A CN 201911391263A CN 111183862 A CN111183862 A CN 111183862A
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- 241000304195 Salvia miltiorrhiza Species 0.000 title claims abstract description 68
- 235000011135 Salvia miltiorrhiza Nutrition 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000009335 monocropping Methods 0.000 title claims abstract description 23
- 239000002689 soil Substances 0.000 claims abstract description 52
- 239000003337 fertilizer Substances 0.000 claims abstract description 30
- 235000006886 Zingiber officinale Nutrition 0.000 claims abstract description 16
- 235000008397 ginger Nutrition 0.000 claims abstract description 16
- 238000003306 harvesting Methods 0.000 claims abstract description 9
- 150000001875 compounds Chemical class 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 201000010099 disease Diseases 0.000 claims description 11
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 10
- 239000004202 carbamide Substances 0.000 claims description 10
- 240000008042 Zea mays Species 0.000 claims description 9
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 9
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 9
- 235000005822 corn Nutrition 0.000 claims description 9
- 239000010902 straw Substances 0.000 claims description 8
- 241000196324 Embryophyta Species 0.000 claims description 7
- 235000015099 wheat brans Nutrition 0.000 claims description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 239000011574 phosphorus Substances 0.000 claims description 6
- 239000011591 potassium Substances 0.000 claims description 6
- 229910052700 potassium Inorganic materials 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000000618 nitrogen fertilizer Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 244000273928 Zingiber officinale Species 0.000 claims 2
- 241000234314 Zingiber Species 0.000 abstract description 14
- 238000011282 treatment Methods 0.000 abstract description 10
- 230000009467 reduction Effects 0.000 abstract description 8
- 238000003967 crop rotation Methods 0.000 abstract description 6
- 230000035558 fertility Effects 0.000 abstract description 4
- 239000000575 pesticide Substances 0.000 abstract description 3
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 2
- 239000003899 bactericide agent Substances 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- AIGAZQPHXLWMOJ-UHFFFAOYSA-N Tanshinone I Chemical compound C1=CC2=C(C)C=CC=C2C(C(=O)C2=O)=C1C1=C2C(C)=CO1 AIGAZQPHXLWMOJ-UHFFFAOYSA-N 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000004720 fertilization Effects 0.000 description 3
- 244000017020 Ipomoea batatas Species 0.000 description 2
- 235000002678 Ipomoea batatas Nutrition 0.000 description 2
- 241000243785 Meloidogyne javanica Species 0.000 description 2
- 240000007164 Salvia officinalis Species 0.000 description 2
- 229930183118 Tanshinone Natural products 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 235000005412 red sage Nutrition 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 240000000275 Persicaria hydropiper Species 0.000 description 1
- 235000017337 Persicaria hydropiper Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002969 morbid Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a method for eliminating continuous cropping obstacles of salvia miltiorrhiza, which comprises the following steps: s1.1, harvesting the salvia miltiorrhiza in the middle ten days of the month, and then ridging and fertilizing the soil; s2.3, planting ginger in the fertilized soil in the last ten days of the month, and harvesting in 9 months; s3.9, performing strong soil reduction treatment in the middle of the month to 11 in the middle of the month; s4.11, in the middle ten days of the month, ridging the soil and mixing a small amount of fertilizer; and 5.12, planting the next-crop salvia miltiorrhiza seedlings at the beginning of the S5.12 month. The invention adopts the method of the salvia miltiorrhiza and ginger crop rotation and the strong reduction soil treatment, realizes the soil fertility improvement and simultaneously adjusts the soil micro-ecological environment, reduces the application amount of bactericide and pesticide and fertilizer, increases the yield and quality of the salvia miltiorrhiza, and provides technical guarantee for the virtuous circle of the salvia miltiorrhiza industry.
Description
Technical Field
The invention belongs to the technical field of salvia miltiorrhiza planting, and particularly relates to a method for eliminating salvia miltiorrhiza continuous cropping obstacles.
Background
The county of Zhongjiang in Sichuan is one of the main producing areas of the salvia miltiorrhiza in China, the cultivation history is long, the artificial cultivation of the salvia miltiorrhiza starts from the county of Zhongjiang in Sichuan, but the salvia miltiorrhiza is forbidden to be continuously cultivated, and the continuous cultivation causes the overground part of the salvia miltiorrhiza to grow short and small, the root system to grow weakly, the root inside to blacken, rot and malformation and the root to split. With the increase of the continuous cropping age of salvia miltiorrhiza, the problems of soil degradation such as soil acidification, salinization, soil hardening and the like are also caused. Moreover, the soil-borne diseases are serious, and the red sage root frequently has main diseases such as root rot, blight, red leaf disease, morbid diseases and the like. The growth of the next plant is directly damaged, so that the active ingredients of the plant are reduced, the appearance of the root system is deformed, the commodity rate is low, the quality of the salvia miltiorrhiza is seriously influenced, and the sustainable development of the salvia miltiorrhiza producing area is threatened.
The rotation of salvia miltiorrhiza and ginger is a rotation system commonly adopted in Zhongjiang county to prevent the occurrence of continuous cropping obstacles of salvia miltiorrhiza, the rotation mode is easy to implement, the survival rate of root segments of salvia miltiorrhiza is high, and the problem of soil degradation caused by continuous cropping of salvia miltiorrhiza can be relieved to a certain extent. However, the roots of the next-crop salvia miltiorrhiza planted after crop rotation are thin and short, and root-knot nematodes or root rot and the like still occur. In addition, the period of the rotation of the salvia miltiorrhiza and the ginger is long in fallow period, the land is idle, and the land resource is wasted.
Disclosure of Invention
The invention aims to: aiming at the problems that root-knot nematode or root rot is easy to occur, the period of fallow is long, the land is idle and the land resource is wasted when the next-crop salvia miltiorrhiza is planted after crop rotation in the prior art, a method for eliminating the continuous cropping obstacle of the salvia miltiorrhiza is provided.
The technical scheme adopted by the invention is as follows:
a method for eliminating continuous cropping obstacle of Salvia miltiorrhiza comprises the following steps:
s1.1, harvesting the salvia miltiorrhiza in the middle ten days of the month, cleaning the roots and the stubbles of the salvia miltiorrhiza, and ridging and fertilizing the soil;
s2.3, in the last ten days of the month, applying base fertilizer, planting ginger, and harvesting in the last 9 days of the month;
s3.9, cleaning ginger stubbles in soil in the middle ten days of the month, ploughing corn straw powder or wheat bran into the soil at 18-23t per hectare, irrigating the soil, covering a mulching film until no pungent smell escapes from the soil, removing the film, draining water, and drying in the air;
s4.11, in the middle ten days of the month, ridging and fertilizing the soil;
and S5.12, planting the salvia miltiorrhiza seedlings in the last ten days of the month.
The method can rapidly improve the soil fertility of salvia miltiorrhiza planting, adopts a strong reduction soil treatment method, and has the following basic principles: creating a strong soil reduction environment in a short time, eliminating nitrate accumulated in the soil by using denitrification reaction, generating reducing sulfides such as hydrogen sulfide and the like to remove sulfate, thereby achieving the aim of desalting; by using OH generated during reduction-To neutralize soil acidity; strong redox condition transition in short time and H generated in reducing environment2S and other substances can inhibit or even inhibitKilling soil-borne pathogenic microorganisms; soil organic matters generated by the conversion of the organic materials change the physical properties of the soil, so that the problem of continuous cropping obstacle of the salvia miltiorrhiza due to land degradation is solved, the soil fertility is quickly improved, the soil micro-ecological environment is adjusted, the application amount of bactericides and pesticide and chemical fertilizers is reduced, the environment is protected, no pollution is caused, the yield and the quality of the salvia miltiorrhiza are increased, and the technical guarantee is provided for the virtuous circle of the salvia miltiorrhiza industry.
Further, 12-18kg of urea and 18-25kg of compound fertilizer are applied to each mu in step S1, and after the fertilizer is applied, ridges are formed in a ridge length of 6-9m, a ridge width of 0.8-1.0m, a ridge height of 12-18cm and a ridge distance of 23-26cm, and the ridges are flat; preferably, 15kg of urea and 25kg of compound fertilizer are applied per mu, after the fertilizer is applied, ridges are formed according to the ridge length of 7.5m, the ridge width of 0.9m, the ridge height of 15cm and the ridge distance of 25cm, and the ridges are flat; the mol ratio of nitrogen, phosphorus and potassium in the compound fertilizer is 16: 8-10: 10-12, preferably 16:8: 10.
Further, in the step S2, the base fertilizer is urea 12-18 kg/mu and the compound fertilizer 18-25 kg/mu; the mol ratio of nitrogen, phosphorus and potassium in the compound fertilizer is 16: 8-10: 10-12, preferably 16:8: 10.
Further, the corn straw powder or wheat bran in the step S3 is the crushed corn straw or wheat bran, and the particle size is less than 2 mm.
Further, irrigating the soil to the maximum field capacity in step S3; the plowing depth is based on the plough layer.
Further, in step S3, the mulching film has a thickness of 0.3-0.4mm, both sides are compacted with soil, and the soil is treated for 14-30 days until no pungent odor escapes.
Further, airing 7-9d in step S3.
Further, 8-12kg of urea, 8-12kg of nitrogen fertilizer and 18-23kg of compound fertilizer are applied to each mu in the step S4, and after the fertilizer is applied, ridges are formed by the ridge length of 6-9m, the ridge width of 0.9-1.2m, the ridge height of 28-33cm and the ridge distance of 28-32cm, and the ridges are flat; preferably, 10kg of urea, 10kg of nitrogen fertilizer and 20kg of compound fertilizer are applied to each mu, after fertilization, ridges are formed by the ridge length of 7.5m, the ridge width of 1.0m, the ridge height of 30cm and the ridge distance of 30cm, and the ridges are flat; the mol ratio of nitrogen, phosphorus and potassium in the compound fertilizer is 16: 8-10: 10-12, preferably 16:8: 10.
Further, in step S5, root segment propagation method is adopted to plant salvia miltiorrhiza seedlings.
Further, the root segment propagation method specifically comprises the following steps: selecting disease-free root segments with thick and strong roots, and strong growth, wherein the height of the disease-free root segments is 5-7cm, the plant spacing is 15-20cm, the row spacing is 20cm, the root segments are planted and watered, and the root segments are covered with 2cm of soil.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the method of the invention fully utilizes the advantageous economic crops ginger and salvia miltiorrhiza to carry out crop rotation, thereby ensuring the economic benefit of farmers;
2. the invention reasonably and effectively utilizes the leisure period of ginger and next-crop salvia miltiorrhiza planting to carry out strong reduction treatment, the temperature in the leisure period (9 middle ten days) is high, the soil treatment is basically at the temperature of about 25 ℃ and above, the soil microbial activity is high, and the straw degradation is easy, thereby achieving the purposes of shortening the treatment time and fully playing the effectiveness thereof; in addition, no chemical is added in the strong reduction treatment process, and only local crop byproducts, namely corn straws or wheat bran are applied, so that the air pollution caused by straw combustion is reduced, and the waste resource utilization of crops can be realized; the strong reduction treatment is added during the traditional single rotation mode, the soil nutrient condition can be adjusted, the soil-borne pathogenic bacteria can be killed, and a favorable growth environment is created for the growth of the next-crop salvia miltiorrhiza, so that the soil fertility is improved, the application of pesticides and fertilizers is reduced, and the technical guarantee is provided for the virtuous circle of the salvia miltiorrhiza industry;
3. by adopting the method, the yield and the quality of the salvia miltiorrhiza are ensured, the morbidity of plants is controlled, the quality of the salvia miltiorrhiza is obviously improved, the accumulation of tanshinone substances is promoted, the continuous cropping obstacle is eliminated, the infection harm of diseases and pests is reduced, the yield of the salvia miltiorrhiza is effectively improved, and the yield reduction caused by continuous cropping is avoided.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
Example 1
The method for eliminating the continuous cropping obstacle of the salvia miltiorrhiza provided by the preferred embodiment of the invention comprises the following specific steps:
(1)1, harvesting salvia miltiorrhiza in the middle ten days of the month, digging out salvia miltiorrhiza roots, removing stubble of the salvia miltiorrhiza, ridging soil, applying 15kg urea and 25kg compound fertilizer to each mu, after balanced fertilization, ridging by using the ridge length of 7.5m, the ridge width of 0.9m, the ridge height of 15cm and the ridge distance of 25cm, and leveling the ridges;
(2) applying base fertilizer at the beginning of 3 months, planting ginger and harvesting in 9 months;
(3) clearing the ginger stubble in the soil in the middle ten 9 months, uniformly turning the powdered corn straw powder processed into the grain size of less than 2mm into the soil by using a rotary cultivator, wherein the turning depth is based on the plough layer.
(4) Irrigating the soil with water to saturation in the middle 9 th-10 th of the month, covering a plastic film of 0.3mm, treating for 15 days until no pungent smell escapes from the soil, removing the film, draining and drying in the air; irrigating the soil until the water layer is higher than the soil layer, and compacting the two sides of the mulching film by using soil.
(5) In 11 ten days of the middle of the month, ridging the soil, applying 10kg of urea, 10kg of nitrogen fertilizer and 20kg of compound fertilizer to each mu, after balanced fertilization, covering a mulching film and punching holes, and planting next-stubble red sage seedlings by adopting a root segment propagation method; selecting root segments which are thick and strong in roots, grow robustly and have no disease at the beginning of 12 months, planting and watering the root segments at a plant spacing of 16cm and a row spacing of 20cm, and covering with 2cm of soil to prepare for planting next-crop salvia miltiorrhiza seedlings.
Example 2
The harvested plots of example 1 were planted as in example 1.
Example 3
The harvested plots of example 2 were planted as in example 1.
Example 4
The harvested plots of example 3 were planted as in example 1.
Example 5
The harvested plots of example 4 were planted as in example 1.
Comparative example 1
Salvia miltiorrhiza was cultivated as in example 1, except that the treatments in steps (3) and (4) were not performed.
Comparative example 2
Salvia miltiorrhiza continues to be planted on the harvested plots in example 1, except that no crop rotation with ginger is performed.
Comparative example 3
The salvia miltiorrhiza were planted on the land after harvesting in example 1, except that the ginger and corn were not used.
Comparative example 4
The salvia miltiorrhiza is planted on the land parcels harvested in the example 1, except that the ginger and the sweet potato are not crop alternately.
Comparative example 5
The salvia miltiorrhiza is planted on the land parcels harvested in the example 1, except that the ginger and the sweet potato are not subjected to crop rotation, and the treatment in the steps (3) and (4) is not performed.
The results are shown in table 1 below:
TABLE 1 Properties of Salvia miltiorrhiza Bunge cultivated by the methods of examples 1, 2 and 5 and comparative examples 1 to 5
The method ensures the yield and the quality of the salvia miltiorrhiza, effectively controls the morbidity of plants, obviously improves the quality of the salvia miltiorrhiza, promotes the accumulation of tanshinone substances, eliminates continuous cropping obstacles, reduces the infection hazards of diseases and insects, and improves the yield of the salvia miltiorrhiza.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A method for eliminating continuous cropping obstacles of salvia miltiorrhiza is characterized by comprising the following steps:
s1.1, harvesting the salvia miltiorrhiza in the middle ten days of the month, cleaning the roots and the stubbles of the salvia miltiorrhiza, and ridging and fertilizing the soil;
s2.3, in the last ten days of the month, applying base fertilizer, planting ginger, and harvesting in the last 9 days of the month;
s3.9, cleaning ginger stubbles in soil in the middle ten days of the month, ploughing corn straw powder or wheat bran into the soil at 18-23t per hectare, irrigating the soil, covering a mulching film until no pungent smell escapes from the soil, removing the film, draining water, and drying in the air;
s4.11, in the middle ten days of the month, ridging and fertilizing the soil;
and S5.12, planting the salvia miltiorrhiza seedlings in the last ten days of the month.
2. The method for eliminating the salvia miltiorrhiza continuous cropping obstacle as recited in claim 1, wherein 12-18kg of urea and 18-25kg of compound fertilizer are applied per mu in step S1, and after the fertilizer is applied, ridges are formed in a ridge length of 6-9m, a ridge width of 0.8-1.0m, a ridge height of 12-18cm, a ridge distance of 23-26cm, and the ridges are flat; the mol ratio of nitrogen, phosphorus and potassium in the compound fertilizer is 16: 8-10: 10-12.
3. The method for eliminating the continuous cropping obstacle of salvia miltiorrhiza according to claim 1, wherein the base fertilizer in step S2 is urea 12-18 kg/mu and compound fertilizer 18-25 kg/mu; the mol ratio of nitrogen, phosphorus and potassium in the compound fertilizer is 16: 8-10: 10-12.
4. The method of claim 1, wherein the corn stalk powder or wheat bran of step S3 is crushed corn stalk or wheat bran with a particle size of less than 2 mm.
5. The method for eliminating salvia miltiorrhiza continuous cropping obstacles according to claim 1, wherein the soil is irrigated to the maximum field capacity in step S3.
6. The method for eliminating salvia miltiorrhiza continuous cropping obstacles of claim 1, wherein the mulching film in the step S3 is 0.3-0.4mm thick.
7. The method for eliminating salvia miltiorrhiza continuous cropping obstacles of claim 1, wherein the airing is performed in step S3 for 7-9 d.
8. The method for eliminating the salvia miltiorrhiza continuous cropping obstacle as recited in claim 1, wherein 8-12kg of urea, 8-12kg of nitrogen fertilizer and 18-23kg of compound fertilizer are applied to each mu in step S4, and after the fertilizer is applied, ridges are formed in a ridge length of 6-9m, a ridge width of 0.9-1.2m, a ridge height of 28-33cm and a ridge distance of 28-32cm, and the ridges are flat; the mol ratio of nitrogen, phosphorus and potassium in the compound fertilizer is 16: 8-10: 10-12.
9. The method for eliminating salvia miltiorrhiza continuous cropping obstacles of claim 1, wherein in the step S5, salvia miltiorrhiza seedlings are planted by a root segment propagation method.
10. The method for eliminating the continuous cropping obstacle of salvia miltiorrhiza according to claim 9, wherein the root segment propagation method specifically comprises: selecting disease-free root segments with thick and strong roots, and strong growth, wherein the height of the disease-free root segments is 5-7cm, the plant spacing is 15-20cm, the row spacing is 20cm, the root segments are planted and watered, and the root segments are covered with 2cm of soil.
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2019
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| KR970000018A (en) * | 1995-06-21 | 1997-01-21 | 김광희 | Manufacturing method of ginger artificial seedlings |
| CN103907422A (en) * | 2014-03-27 | 2014-07-09 | 辽宁省农业科学院 | Cultivation method for solving continuous cropping obstacles in protected agriculture |
| CN105165329A (en) * | 2015-08-25 | 2015-12-23 | 黄志强 | Salvia miltiorrhiza planting method |
| CN106242829A (en) * | 2016-08-26 | 2016-12-21 | 尹求实 | A kind of overcome the soil remediation fertilizer of Radix Salviae Miltiorrhizae continuous cropping obstacle, preparation method and its usage |
| CN107318446A (en) * | 2017-08-10 | 2017-11-07 | 济南大学 | It is a kind of to reduce the implantation methods of red sage root continuous cropping obstacle |
| CN109588228A (en) * | 2019-01-29 | 2019-04-09 | 衢州市农业科学研究院 | Overcome the alternating method of muskmelon continuous cropping obstacle |
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