CN112194522A - Seaweed rice seedbed conditioner and preparation method thereof - Google Patents
Seaweed rice seedbed conditioner and preparation method thereof Download PDFInfo
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- CN112194522A CN112194522A CN202010524894.XA CN202010524894A CN112194522A CN 112194522 A CN112194522 A CN 112194522A CN 202010524894 A CN202010524894 A CN 202010524894A CN 112194522 A CN112194522 A CN 112194522A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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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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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Soil Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Fertilizers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a seaweed rice seedbed conditioner and a preparation method thereof, wherein the conditioner is prepared from the following raw materials in parts by weight: 80-150 parts of decomposed enteromorpha, 8-12 parts of oyster powder, 600 parts of ammonium sulfate 500-containing materials, 160 parts of monoammonium phosphate 120-containing materials, 40-60 parts of potassium sulfate, 60-100 parts of sulfonated humic acid, 4-8 parts of zinc sulfate monohydrate, 4-8 parts of manganese sulfate monohydrate, 1-2 parts of microbial agent, 8-12 parts of ferrous sulfate and 0.8-1.2 parts of paclobutrazol. The mature enteromorpha prolifera and oyster powder are added into the conditioner, so that the soil fertility can be improved, the soil structure can be improved, the absorption of nutrient substances can be promoted, and the disease resistance and stress resistance of crops can be enhanced; the microbial inoculum can increase crop nutrition, stimulate and regulate crop growth, reduce or reduce plant diseases and insect pests, and improve seedling rate. The conditioner of the invention is added into a rice seedbed for seedling culture, can achieve the purposes of nutrition long-acting absorption, root promotion, dwarfing, tillering increase, stress resistance enhancement, disease reduction, seedling rate improvement, overall seedling quality improvement and yield increase.
Description
Technical Field
The invention belongs to the technical field of agricultural planting, and particularly relates to a seaweed rice seedbed conditioner and a preparation method thereof.
Technical Field
Rice is a traditional crop in China and also a main variety for grain production in China, plays an important role in agricultural production, and in 2016, the yield per unit in China is the highest in 10 countries with the largest rice planting areas in the world, and the yield per unit in China reaches 462.5 kg/667m 2. With the rapid development of economy and the acceleration of urbanization process in China, agriculture in China still faces the contradiction between the rigid increase of grain demand and the shortage of resources such as farmland, water and the like, the contradiction between the balance of grain supply and demand and the structural shortage, and the contradiction between the rise of agricultural production cost and the reduction of economic benefit. The rice seedbed conditioner is used scientifically and effectively, the seedling quality can be improved comprehensively, and the single yield level and the total yield of the rice are improved continuously.
The enteromorpha grows naturally in coastal areas, the problem of the enteromorpha is serious in summer, the oyster cultivation scale of coastal provinces is continuously enlarged, and a large amount of waste oyster shells are discarded as garbage. The sea waste resources such as the enteromorpha prolifera, the oyster shells and the like cause serious pollution to the environment, so the sea waste resources such as the enteromorpha prolifera, the oyster shells and the like are utilized to produce seaweed fertilizer, soil conditioner and other products in a harmless and high-value way, the influence of the sea waste on the environment, aquaculture industry and tourism industry can be effectively reduced, and the sea waste is changed into valuable.
The rice seedbed conditioner is a rice seedling stage conditioning product which integrates nutrition, acidity regulation, sterilization and chemical control by applying the conditioner once according to the actual production of dry seedling, the physiological and ecological characteristics of rice seedlings and the physical and chemical properties of soil, and the key point of strong seedling cultivation is that four sustainings are needed, namely, the nutrition is continuously provided, the acidity is continuously regulated, the diseases are continuously controlled and the vigorous growth is continuously controlled. In the existing patent, CN 108503433A discloses a rice seedbed conditioner, which is complex in manufacturing process, and if the conditioner is not used properly, seedlings grow vigorously, stems are weak, resistance is poor, the planting period is shortened, and meanwhile, excessive inorganic fertilizer is applied to reduce soil fertility, reduce soil organic matter content and cause serious pest and disease damage phenomena, so that the yield of rice is reduced.
Disclosure of Invention
Aiming at the problems that the rice seedling bed conditioner in the prior art is easy to grow seedlings and has poor resistance, and the soil fertility is reduced due to excessive inorganic fertilizer, the invention aims to provide the seaweed rice seedling bed conditioner and the preparation method thereof.
In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:
the seaweed rice seedbed conditioner is characterized by being prepared from the following raw materials in parts by weight: 80-150 parts of decomposed enteromorpha, 8-12 parts of oyster powder, 600 parts of ammonium sulfate 500-containing materials, 160 parts of monoammonium phosphate 120-containing materials, 40-60 parts of potassium sulfate, 60-100 parts of sulfonated humic acid, 4-8 parts of zinc sulfate monohydrate, 4-8 parts of manganese sulfate monohydrate, 1-2 parts of microbial agent, 8-12 parts of ferrous sulfate and 0.8-1.2 parts of paclobutrazol.
Preferably, the seaweed rice seedbed conditioner is characterized by being prepared from the following raw materials in parts by weight: 140 parts of decomposed enteromorpha prolifera 100-140 parts, 8-12 parts of oyster powder, 580 parts of ammonium sulfate 550-580 parts, 150 parts of monoammonium phosphate-150-parts, 50-60 parts of potassium sulfate, 70-90 parts of sulfonated humic acid, 5-7 parts of zinc sulfate monohydrate, 7-8 parts of manganese sulfate monohydrate, 1-2 parts of microbial agent, 8-12 parts of ferrous sulfate and 0.8-1.2 parts of paclobutrazol.
The optimal seaweed rice seedbed conditioner is characterized by being prepared from the following raw materials in parts by weight: 120 parts of decomposed enteromorpha, 10 parts of oyster powder, 570 parts of ammonium sulfate, 140 parts of monoammonium phosphate, 55 parts of potassium sulfate, 80 parts of sulfonated humic acid, 6 parts of zinc sulfate monohydrate, 7 parts of manganese sulfate monohydrate, 1 part of microbial agent, 10 parts of ferrous sulfate and 1 part of paclobutrazol.
Further, the decomposed enteromorpha is prepared by the following method: enteromorpha powder: water = 1: 1, adding 0.2% of decomposed microbial inoculum, uniformly mixing, decomposing for 20-30d, periodically measuring the temperature, and turning if the high temperature is not reduced all the time.
Further, the decomposing inoculant is EM inoculant.
Further, the microbial agent is one or more of Bacillus stearothermophilus (Geobacillus stearothermophilus) LJ-2, Bacillus methylotrophicus (Bacillus methylotrophicus) LJ and Bacillus Simens (Bacillus siamensis) L13, the strains are all preserved in China general microbiological culture Collection center, and the preservation numbers are CGMCC NO.7572, CGMCC NO.7570 and CGMCC NO.7285 respectively.
Preferably, the microbial agent is a mixed microbial agent (Bacillus methylotrophicus) LJ-2 of Bacillus stearothermophilus (Geobacillus stearothermophilus) and Bacillus methylotrophicus (Bacillus methylotrophicus) LJ, and the mass ratio of the microbial agent to the Bacillus methylotrophicus is 3: 2.
Further, the paclobutrazol is a 10% wettable powder.
The preparation method comprises the following steps: the raw material components are uniformly mixed according to the formula proportion.
The invention provides a seaweed rice seedbed conditioner, which comprises the following using methods: a mechanical seedling transplanting disc, 10-12kg of products and sieved fine soil are mixed and stirred with a 400 disc or 60-70 square meters; throwing seedling tray, mixing 10-12kg product with sieved fine soil for 400-; in the ordinary dry seedling raising, 10-12kg of products are mixed with 80-100 kg of fine soil sieved in dry farmland, uniformly spread on a seedling raising bed with the square meter of 40-50, and raked repeatedly for several times to uniformly mix.
Compared with the prior art, the invention has the beneficial effects that: (1) the decomposed enteromorpha can effectively improve the water and fertilizer holding capacity of soil, the oyster powder can passivate the activity of heavy metals in the soil and prevent and control the acidification of the soil in the rice field, and finally the soil structure can be improved, the soil fertility can be recovered, and the yield and income can be increased; (3) the decomposed enteromorpha prolifera and oyster powder are rich in organic matters, algal polysaccharides, amino acids, fatty acids, vitamins and various mineral substances such as calcium, magnesium, zinc, manganese, silicon, iron and the like, and the rice seedbed regulator produced by matching can be used for fertilizing the soil, promoting the absorption of nutrient substances and enhancing the disease-resistant and stress-resistant capabilities of crops; (4) the organic fertilizer has the advantages of comprehensive nutrition and long lasting period, and can continuously provide nutrition, so that the organic and inorganic combination can reduce the application of the fertilizer and simultaneously meet the quick-acting and long-lasting absorption of nutrient components; (5) the microbial agent added in the product can improve soil, increase crop nutrition, stimulate and regulate plant growth, reduce or reduce plant diseases and insect pests and improve seedling rate.
Detailed Description
The present invention will be further described with reference to specific examples so that those skilled in the art may better understand the present invention, but the present invention is not limited thereto.
Example 1
A seaweed rice seedbed conditioner is prepared from the following raw materials in parts by weight: 120 parts of decomposed enteromorpha, 10 parts of oyster powder, 570 parts of ammonium sulfate, 140 parts of monoammonium phosphate, 55 parts of potassium sulfate, 80 parts of sulfonated humic acid, 6 parts of zinc sulfate monohydrate, 7 parts of manganese sulfate monohydrate, 1 part of microbial agent, 10 parts of ferrous sulfate and 1 part of paclobutrazol;
the decomposed enteromorpha is prepared by the following method: enteromorpha powder: water = 1: 1, adding 0.2% of decomposed microbial inoculum, uniformly mixing, decomposing for 20-30d, periodically measuring the temperature, and turning if the high temperature is not reduced all the time.
The decomposing microbial inoculum is EM microbial inoculum.
The microbial agent is a mixed microbial agent (Bacillus methylotrophicus) LJ-2 of Geobacillus stearothermophilus and Bacillus methylotrophicus, the mass ratio of the microbial agent to the microbial agent is 3:2, and the preservation numbers are CGMCC NO.7572 and CGMCC NO.7570 respectively;
the preparation method comprises the following steps: the raw material components are uniformly mixed according to the formula proportion;
the using method comprises the following steps: and (4) transplanting the rice seedlings into a seedling tray, and mixing 10kg of products with screened fine soil for 360 trays.
Example 2
A seaweed rice seedbed conditioner is prepared from the following raw materials in parts by weight: 140 parts of decomposed enteromorpha, 8 parts of oyster powder, 580 parts of ammonium sulfate, 120 parts of monoammonium phosphate, 60 parts of potassium sulfate, 90 parts of sulfonated humic acid, 7 parts of zinc sulfate monohydrate, 8 parts of manganese sulfate monohydrate, 2 parts of microbial agent, 12 parts of ferrous sulfate and 1.2 parts of paclobutrazol;
the decomposed enteromorpha is prepared by the following method: enteromorpha powder: water = 1: 1, adding 0.2% of decomposed microbial inoculum, uniformly mixing, decomposing for 20-30d, periodically measuring the temperature, and turning if the high temperature is not reduced all the time.
The decomposing microbial inoculum is EM microbial inoculum.
The microbial agent is a mixed microbial agent (Bacillus methylotrophicus) LJ-2 of Geobacillus stearothermophilus and Bacillus methylotrophicus, the mass ratio of the microbial agent to the microbial agent is 3:2, and the preservation numbers are CGMCC NO.7572 and CGMCC NO.7570 respectively;
the preparation method comprises the following steps: the raw material components are uniformly mixed according to the formula proportion;
the using method comprises the following steps: and (4) transplanting the rice seedlings into a seedling tray, and mixing 10kg of products with screened fine soil for 360 trays.
Example 3
A seaweed rice seedbed conditioner is prepared from the following raw materials in parts by weight: 120 parts of decomposed enteromorpha, 10 parts of oyster powder, 570 parts of ammonium sulfate, 140 parts of monoammonium phosphate, 55 parts of potassium sulfate, 80 parts of sulfonated humic acid, 6 parts of zinc sulfate monohydrate, 7 parts of manganese sulfate monohydrate, 1 part of microbial agent, 10 parts of ferrous sulfate and 1 part of paclobutrazol;
the decomposed enteromorpha is prepared by the following method: enteromorpha powder: water = 1: 1, adding 0.2% of decomposed microbial inoculum, uniformly mixing, decomposing for 20-30d, periodically measuring the temperature, and turning if the high temperature is not reduced all the time.
The decomposing microbial inoculum is EM microbial inoculum.
The microbial agent is Bacillus stearothermophilus (Geobacillus stearothermophilus) LJ-2, and the preservation number is CGMCC NO. 7572;
the preparation method comprises the following steps: the raw material components are uniformly mixed according to the formula proportion;
the using method comprises the following steps: and (4) transplanting the rice seedlings into a seedling tray, and mixing 10kg of products with screened fine soil for 360 trays.
Example 4
A seaweed rice seedbed conditioner is prepared from the following raw materials in parts by weight: 120 parts of decomposed enteromorpha, 10 parts of oyster powder, 570 parts of ammonium sulfate, 140 parts of monoammonium phosphate, 55 parts of potassium sulfate, 80 parts of sulfonated humic acid, 6 parts of zinc sulfate monohydrate, 7 parts of manganese sulfate monohydrate, 1 part of microbial agent, 10 parts of ferrous sulfate and 1 part of paclobutrazol;
the decomposed enteromorpha is prepared by the following method: enteromorpha powder: water = 1: 1, adding 0.2% of decomposed microbial inoculum, uniformly mixing, decomposing for 20-30d, periodically measuring the temperature, and turning if the high temperature is not reduced all the time.
The decomposing microbial inoculum is EM microbial inoculum.
The microbial agent is a mixed microbial agent (Bacillus methylotrophicus) LJ of Bacillus methylotrophicus, and the preservation number is CGMCC NO. 7570;
the preparation method comprises the following steps: the raw material components are uniformly mixed according to the formula proportion;
the using method comprises the following steps: and (4) transplanting the rice seedlings into a seedling tray, and mixing 10kg of products with screened fine soil for 360 trays.
Example 5
A seaweed rice seedbed conditioner is prepared from the following raw materials in parts by weight: 120 parts of decomposed enteromorpha, 10 parts of oyster powder, 570 parts of ammonium sulfate, 140 parts of monoammonium phosphate, 55 parts of potassium sulfate, 80 parts of sulfonated humic acid, 6 parts of zinc sulfate monohydrate, 7 parts of manganese sulfate monohydrate, 1 part of microbial agent, 10 parts of ferrous sulfate and 1 part of paclobutrazol;
the decomposed enteromorpha is prepared by the following method: enteromorpha powder: water = 1: 1, adding 0.2% of decomposed microbial inoculum, uniformly mixing, decomposing for 20-30d, periodically measuring the temperature, and turning if the high temperature is not reduced all the time.
The decomposing microbial inoculum is EM microbial inoculum.
The microbial agent is Bacillus subtilis L13 with a preservation number of CGMCC No. 7285;
the preparation method comprises the following steps: the raw material components are uniformly mixed according to the formula proportion;
the using method comprises the following steps: and (4) transplanting the rice seedlings into a seedling tray, and mixing 10kg of products with screened fine soil for 360 trays.
Comparative example:
comparative example application of a conventional conditioner; blank control groups 7-9 were set without any added rice seedbed conditioner.
Example 6
The influence of different rice seedbed conditioners on the quality of rice seedlings is measured, and the experimental results are shown in the attached table 1.
TABLE 1 influence of seaweed Rice seedbed Conditioning agent on seedling quality
The experimental result shows that after the conditioner is applied, the cultivated rice seedlings have developed root systems, more tillers, wide and large leaves, dwarfed seedlings, stout seedlings, obviously enhanced plant injury resistance, prolonged planting period and better overall seedling quality than the seedlings applied with the common conditioner. For comparison, example 1 is the best mode of carrying out the invention.
The above examples merely represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the patent and protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The seaweed rice seedbed conditioner is characterized by being prepared from the following raw materials in parts by weight: 80-150 parts of decomposed enteromorpha, 8-12 parts of oyster powder, 600 parts of ammonium sulfate 500-containing materials, 160 parts of monoammonium phosphate 120-containing materials, 40-60 parts of potassium sulfate, 60-100 parts of sulfonated humic acid, 4-8 parts of zinc sulfate monohydrate, 4-8 parts of manganese sulfate monohydrate, 1-2 parts of microbial agent, 8-12 parts of ferrous sulfate and 0.8-1.2 parts of paclobutrazol.
2. The seaweed rice seedbed conditioner as claimed in claim 1, which is prepared from the following raw materials in parts by weight: 140 parts of decomposed enteromorpha prolifera 100-140 parts, 8-12 parts of oyster powder, 580 parts of ammonium sulfate 550-580 parts, 150 parts of monoammonium phosphate-150-parts, 50-60 parts of potassium sulfate, 70-90 parts of sulfonated humic acid, 5-7 parts of zinc sulfate monohydrate, 7-8 parts of manganese sulfate monohydrate, 1-2 parts of microbial agent, 8-12 parts of ferrous sulfate and 0.8-1.2 parts of paclobutrazol.
3. The seaweed rice seedbed conditioner as claimed in claim 1, which is prepared from the following raw materials in parts by weight: 120 parts of decomposed enteromorpha, 10 parts of oyster powder, 570 parts of ammonium sulfate, 140 parts of monoammonium phosphate, 55 parts of potassium sulfate, 80 parts of sulfonated humic acid, 6 parts of zinc sulfate monohydrate, 7 parts of manganese sulfate monohydrate, 1 part of microbial agent, 10 parts of ferrous sulfate and 1 part of paclobutrazol.
4. The seaweed rice seedbed conditioner as claimed in claim 1, characterized in that the decomposed enteromorpha is prepared by the following method: enteromorpha powder: water = 1: 1, adding 0.2% of decomposed microbial inoculum, uniformly mixing, decomposing for 20-30d, periodically measuring the temperature, and turning if the high temperature is not reduced all the time.
5. The seaweed rice seedbed conditioner as claimed in claim 2, characterized in that said decomposing inoculant is EM inoculant.
6. The seaweed rice seedbed conditioner as claimed in claim 12, wherein the microbial agent is a mixture of one or more of Bacillus stearothermophilus (Geobacillus stearothermophilus) LJ-2, Bacillus methylotrophicus (Bacillus methylotrophicus) LJ, Bacillus semens (Bacillus siamensis) L13, all of which are deposited in China general microbiological culture Collection center with the respective deposition numbers of CGMCC NO.7572, CGMCC NO.7570 and CGMCC NO. 7285.
7. The seaweed rice seedbed conditioner as claimed in claim 12, characterized in that said microbial agent is a mixture of bacillus stearothermophilus (Geobacillus stearothermophilus) LJ-2 and bacillus methylotrophicus in a mass ratio of 3: 2.
8. The seaweed rice seedbed conditioner as claimed in claim 1, characterized in that the paclobutrazol is a 10% wettable powder.
9. The seaweed rice seedbed conditioner as claimed in claim 1, characterized in that the preparation method of the conditioner is: the seaweed rice seedbed conditioner is obtained by uniformly mixing the raw material components according to the formula proportion.
10. The seaweed rice seedbed conditioner as claimed in claim 1, characterized in that the use method of the conditioner is: a mechanical transplanting tray, 10-12kg of seaweed rice seedbed conditioner and sieved fine soil are mixed and stirred for 350-400 trays or 60-70 square meters; throwing seedling tray, 10-12kg seaweed rice seedbed conditioner and sieved fine soil are mixed and stirred for 400-450 trays or 70-80 square meters; in the ordinary dry seedling raising, 10-12kg of seaweed rice seedbed conditioner and 80-100 kg of fine soil sieved in dry farmland are mixed and evenly spread on a seedling raising bed with the square meter of 40-50, and raking is carried out repeatedly for several times to ensure that the mixture is evenly mixed.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112759466A (en) * | 2021-03-12 | 2021-05-07 | 吉林省鹏鹞生物科技有限公司 | Rice seedling strengthening agent |
| CN117902935A (en) * | 2024-03-18 | 2024-04-19 | 哈尔滨市农业科学院 | Biological rice seedling bed conditioner |
| CN117902935B (en) * | 2024-03-18 | 2024-05-31 | 哈尔滨市农业科学院 | Biological rice seedling bed conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103305230A (en) * | 2013-07-02 | 2013-09-18 | 中国海洋大学生物工程开发有限公司 | Soil conditioner |
| CN103467215A (en) * | 2013-09-22 | 2013-12-25 | 扬州春泉科技有限公司 | Rice seedbed conditioner and production method thereof |
| CN104480097A (en) * | 2014-07-25 | 2015-04-01 | 青岛海大生物集团有限公司 | Green alga glycosyl microcapsule biological agent and preparation method and application thereof |
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2020
- 2020-06-10 CN CN202010524894.XA patent/CN112194522B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103305230A (en) * | 2013-07-02 | 2013-09-18 | 中国海洋大学生物工程开发有限公司 | Soil conditioner |
| CN103467215A (en) * | 2013-09-22 | 2013-12-25 | 扬州春泉科技有限公司 | Rice seedbed conditioner and production method thereof |
| CN104480097A (en) * | 2014-07-25 | 2015-04-01 | 青岛海大生物集团有限公司 | Green alga glycosyl microcapsule biological agent and preparation method and application thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112759466A (en) * | 2021-03-12 | 2021-05-07 | 吉林省鹏鹞生物科技有限公司 | Rice seedling strengthening agent |
| CN117902935A (en) * | 2024-03-18 | 2024-04-19 | 哈尔滨市农业科学院 | Biological rice seedling bed conditioner |
| CN117902935B (en) * | 2024-03-18 | 2024-05-31 | 哈尔滨市农业科学院 | Biological rice seedling bed conditioner |
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