CN112341276A - Special nutrient solution for soilless culture of seawater vegetables and preparation method thereof - Google Patents
Special nutrient solution for soilless culture of seawater vegetables and preparation method thereof Download PDFInfo
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- CN112341276A CN112341276A CN202011272976.6A CN202011272976A CN112341276A CN 112341276 A CN112341276 A CN 112341276A CN 202011272976 A CN202011272976 A CN 202011272976A CN 112341276 A CN112341276 A CN 112341276A
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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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- 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
- A01G31/00—Soilless cultivation, e.g. hydroponics
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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
-
- 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
-
- 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
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The invention discloses a special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof, wherein the special nutrient solution for soilless culture of seawater vegetables is prepared from the following raw materials: 30 to 60 percent of solid nutrient, 3 to 6 percent of diammonium phosphate, 0.2 to 0.5 percent of urea, 5 to 10 percent of monopotassium phosphate, 2 to 6 percent of citric acid, 3 to 7 percent of calcium chloride and 50 to 60 percent of culture seawater, the special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof provided by the invention adopt a plurality of mixed nutrient components, combine seawater beach culture sludge and livestock manure, can effectively improve the nutrient components of the nutrient solution, and the concentration is carried out, the storage is facilitated, the later-stage mixing and proportioning are convenient, the adaptability is high, meanwhile, the seawater beach culture wastewater is adopted, the seawater nutrient solution is used in a closed and circulating manner, the secondary salinization to the surrounding land can not be caused, meanwhile, the limit that seawater vegetables are planted at seaside can be eliminated, the planting efficiency of the seawater vegetables is greatly improved, and the seawater vegetables are beneficial to popularization and use.
Description
Technical Field
The invention relates to the technical field of seawater nutrient solutions, in particular to a special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof.
Background
In recent years, a novel nutritional health-care vegetable which can be irrigated by using full seawater, namely sea asparagus, is increasingly appeared in markets all over the world, the sea asparagus is a novel economic crop which can be irrigated and planted by using full seawater, seedlings and tender tips of the sea asparagus are health-care vegetables, and the sea asparagus is reputed by 'plant seafood' and 'sea ginseng'.
With the development of science and technology, plant factories are paid much attention due to their unique advantages, the core technology of plant factories is the soilless culture technology of plants, and the preparation of nutrient solution is one of the key factors for the success of the soilless culture technology of plants.
Therefore, a nutrient solution aiming at the soilless culture of the sea asparagus is to be provided, and the nutrient solution is used for the cultivation of the sea asparagus in plant factories.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof are disclosed, the special nutrient solution for soilless culture of seawater vegetables is prepared from the following raw materials: 30 to 60 percent of solid nutrient, 3 to 6 percent of diammonium phosphate, 0.2 to 0.5 percent of urea, 5 to 10 percent of monopotassium phosphate, 2 to 6 percent of citric acid, 3 to 7 percent of calcium chloride and 50 to 60 percent of aquaculture seawater.
Preferably, the preparation method of the nutrient solution comprises the following steps:
s1, weighing the raw materials according to the mass percentage for later use;
s2, adding the culture seawater into a stirrer, then adding diammonium phosphate, urea, monopotassium phosphate and calcium chloride, and uniformly stirring for 15 to 25 minutes at a speed of 30 to 40 revolutions per minute to obtain a mixed solution;
s3, heating citric acid in the mixed solution, stirring for 5-8 minutes, and then standing for 30-45 minutes to obtain a standing solution;
s4, adding the solid nutrient into the standing solution, uniformly stirring for 60 to 80 minutes, and adjusting the water content to be 12 to 15 percent to obtain a viscous material;
s5, heating the viscous material to 60-75 ℃, cooking for 50-70 minutes, and concentrating the water content to 5-8% to obtain the nutrient solution.
Preferably, the culture seawater is seawater beach culture wastewater,
preferably, the solid food comprises 10-20% of livestock manure, 50-60% of livestock manure, 10-15% of plant ash and 40-60% of culture sludge.
Preferably, the preparation method of the solid food comprises the following steps:
p1, collecting livestock manure and poultry manure, spreading the livestock manure and the poultry manure on the ground for insolation, then transferring the livestock manure and the poultry manure to tunnel type high-temperature drying equipment for drying, and performing sterilization and dehydration to obtain dry manure;
p2, adding the dried excrement into water, uniformly stirring for 15 to 20 minutes, standing for 12 to 24 hours for three days, and finally standing for layering;
p3, filtering to obtain supernatant for later use;
p4, digging and taking sludge at the bottom of seawater beach culture, and mixing the sludge with grass and trees to obtain mixed sludge;
p5, placing the mixed sludge into a tunnel type high-temperature drying device for drying, heating and drying, and performing sterilization and dehydration to obtain dried sludge;
p6, adding the supernatant into a crucible, uniformly stirring, and adjusting the water content to be 50% -60% to obtain a blending material;
p7, heating and drying the seasoning until the water content is 3% -5%, and obtaining the dry seasoning;
and P8, crushing the dried seasoning by using a crusher, and breaking the lumps to form powder, thereby obtaining the solid nutrient.
Preferably, the heating temperature in the step P5 and the heating temperature in the step P7 are 75-80 ℃, the drying time is 30-45 minutes, and the stir-frying is continuously carried out.
Preferably, the exposing step of P1 further comprises turning and spreading the feces three to four times alternately.
Preferably, the using method of the nutrient solution comprises the following steps:
q1, mixing the nutrient solution and the culture seawater according to the proportion of 1:2-3, uniformly stirring to obtain culture seawater, and filling the culture seawater into the soilless culture box body;
q2, mixing the nutrient solution and the culture seawater according to the proportion of 1:1-1.5, and uniformly stirring to obtain culture seawater;
q3, sowing sea asparagus on a soilless culture substrate, uniformly spraying culture seawater, and culturing for three days to a seedling stage;
q4, placing the soilless culture substrate inside the soilless culture box body, keeping the roots of the sea asparagus in contact with the culture seawater, and performing the anaphase management of the silent culture.
Preferably, the amount of the seawater sprayed for the cultivation in the Q3 step is 2 kg/m to 3 kg/m.
The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof provided by the invention adopt the mixing of multiple nutrient components, combine seawater beach culture sludge and livestock manure, can effectively improve the nutrient components of the nutrient solution, are concentrated, are beneficial to storage, are convenient for later-stage mixing and proportioning, have high adaptability, adopt seawater beach culture wastewater, and circularly use the seawater nutrient solution in a closed manner, do not cause secondary salinization to peripheral land, can get rid of the limit that seawater vegetables are planted at the seaside, greatly improve the planting efficiency of the seawater vegetables, and are beneficial to popularization and use.
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 specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof are disclosed, the special nutrient solution for soilless culture of seawater vegetables is prepared from the following raw materials: 30 to 60 percent of solid nutrient, 3 to 6 percent of diammonium phosphate, 0.2 to 0.5 percent of urea, 5 to 10 percent of monopotassium phosphate, 2 to 6 percent of citric acid, 3 to 7 percent of calcium chloride and 50 to 60 percent of aquaculture seawater.
Preferably, the preparation method of the nutrient solution comprises the following steps:
s1, weighing the raw materials according to the mass percentage for later use;
s2, adding the culture seawater into a stirrer, then adding diammonium phosphate, urea, monopotassium phosphate and calcium chloride, and uniformly stirring for 15 to 25 minutes at a speed of 30 to 40 revolutions per minute to obtain a mixed solution;
s3, heating citric acid in the mixed solution, stirring for 5-8 minutes, and then standing for 30-45 minutes to obtain a standing solution;
s4, adding the solid nutrient into the standing solution, uniformly stirring for 60 to 80 minutes, and adjusting the water content to be 12 to 15 percent to obtain a viscous material;
s5, heating the viscous material to 60-75 ℃, cooking for 50-70 minutes, and concentrating the water content to 5-8% to obtain the nutrient solution.
Preferably, the culture seawater is seawater beach culture wastewater,
preferably, the solid food comprises 10-20% of livestock manure, 20-30% of livestock manure, 10-15% of plant ash and 40-60% of culture sludge.
Preferably, the preparation method of the solid food comprises the following steps:
p1, collecting livestock manure and poultry manure, spreading the livestock manure and the poultry manure on the ground for insolation, then transferring the livestock manure and the poultry manure to tunnel type high-temperature drying equipment for drying, and performing sterilization and dehydration to obtain dry manure;
p2, adding the dried excrement into water, uniformly stirring for 15 to 20 minutes, standing for 12 to 24 hours for three days, and finally standing for layering;
p3, filtering to obtain supernatant for later use;
p4, digging and taking sludge at the bottom of seawater beach culture, and mixing the sludge with grass and trees to obtain mixed sludge;
p5, placing the mixed sludge into a tunnel type high-temperature drying device for drying, heating and drying, and performing sterilization and dehydration to obtain dried sludge;
p6, adding the supernatant into a crucible, uniformly stirring, and adjusting the water content to be 50% -60% to obtain a blending material;
p7, heating and drying the seasoning until the water content is 3% -5%, and obtaining the dry seasoning;
and P8, crushing the dried seasoning by using a crusher, and breaking the lumps to form powder, thereby obtaining the solid nutrient.
Preferably, the heating temperature of the step P5 and the heating temperature of the step P7 are 75-80 ℃, the drying time is 30-45 minutes, and the stir-frying is continuously carried out.
Preferably, the P1 exposure step further comprises flipping and spreading the feces three to four times alternately.
Preferably, the using method of the nutrient solution comprises the following steps:
q1, mixing the nutrient solution and the culture seawater according to the proportion of 1:2-3, uniformly stirring to obtain culture seawater, and filling the culture seawater into the soilless culture box body;
q2, mixing the nutrient solution and the culture seawater according to the proportion of 1:1-1.5, and uniformly stirring to obtain culture seawater;
q3, sowing sea asparagus on a soilless culture substrate, uniformly spraying culture seawater, and culturing for three days to a seedling stage;
q4, placing the soilless culture substrate inside the soilless culture box body, keeping the roots of the sea asparagus in contact with the culture seawater, and performing the anaphase management of the silent culture.
Preferably, the amount of the seawater sprayed for the cultivation in the Q3 step is 2 kg/m to 3 kg/m.
The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof provided by the invention adopt the mixing of multiple nutrient components, combine seawater beach culture sludge and livestock manure, can effectively improve the nutrient components of the nutrient solution, are concentrated, are beneficial to storage, are convenient for later-stage mixing and proportioning, have high adaptability, adopt seawater beach culture wastewater, and circularly use the seawater nutrient solution in a closed manner, do not cause secondary salinization to peripheral land, can get rid of the limit that seawater vegetables are planted at the seaside, greatly improve the planting efficiency of the seawater vegetables, and are beneficial to popularization and use.
Example 1
A special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof are disclosed, the special nutrient solution for soilless culture of seawater vegetables is prepared from the following raw materials: 55% of solid nutrient, 3% of diammonium phosphate, 0.2% of urea, 6% of monopotassium phosphate, 2% of citric acid, 4% of calcium chloride and 29.8% of aquaculture seawater.
Preferably, the preparation method of the nutrient solution comprises the following steps:
s1, weighing the raw materials according to the mass percentage for later use;
s2, adding the culture seawater into a stirrer, then adding diammonium phosphate, urea, monopotassium phosphate and calcium chloride, and uniformly stirring for 15 to 25 minutes at a speed of 30 to 40 revolutions per minute to obtain a mixed solution;
s3, heating citric acid in the mixed solution, stirring for 5-8 minutes, and then standing for 30-45 minutes to obtain a standing solution;
s4, adding the solid nutrient into the standing solution, uniformly stirring for 60 to 80 minutes, and adjusting the water content to be 12 to 15 percent to obtain a viscous material;
s5, heating the viscous material to 60-75 ℃, cooking for 50-70 minutes, and concentrating the water content to 5-8% to obtain the nutrient solution.
Preferably, the culture seawater is seawater beach culture wastewater,
preferably, the solid food includes 20% of livestock manure, 10% of plant ash and 50% of cultivation sludge.
Preferably, the preparation method of the solid food comprises the following steps:
p1, collecting livestock manure and poultry manure, spreading the livestock manure and the poultry manure on the ground for insolation, then transferring the livestock manure and the poultry manure to tunnel type high-temperature drying equipment for drying, and performing sterilization and dehydration to obtain dry manure;
p2, adding the dried excrement into water, uniformly stirring for 15 to 20 minutes, standing for 12 to 24 hours for three days, and finally standing for layering;
p3, filtering to obtain supernatant for later use;
p4, digging and taking sludge at the bottom of seawater beach culture, and mixing the sludge with grass and trees to obtain mixed sludge;
p5, placing the mixed sludge into a tunnel type high-temperature drying device for drying, heating and drying, and performing sterilization and dehydration to obtain dried sludge;
p6, adding the supernatant into a crucible, uniformly stirring, and adjusting the water content to be 50% -60% to obtain a blending material;
p7, heating and drying the seasoning until the water content is 3% -5%, and obtaining the dry seasoning;
and P8, crushing the dried seasoning by using a crusher, and breaking the lumps to form powder, thereby obtaining the solid nutrient.
Preferably, the heating temperature of the step P5 and the heating temperature of the step P7 are 75-80 ℃, the drying time is 30-45 minutes, and the stir-frying is continuously carried out.
Preferably, the P1 exposure step further comprises flipping and spreading the feces three to four times alternately.
Preferably, the using method of the nutrient solution comprises the following steps:
q1, mixing the nutrient solution and the culture seawater according to the proportion of 1:2-3, uniformly stirring to obtain culture seawater, and filling the culture seawater into the soilless culture box body;
q2, mixing the nutrient solution and the culture seawater according to the proportion of 1:1-1.5, and uniformly stirring to obtain culture seawater;
q3, sowing sea asparagus on a soilless culture substrate, uniformly spraying culture seawater, and culturing for three days to a seedling stage;
q4, placing the soilless culture substrate inside the soilless culture box body, keeping the roots of the sea asparagus in contact with the culture seawater, and performing the anaphase management of the silent culture.
Preferably, the spraying amount of the seawater for cultivation in the Q3 step is 2 kg per square meter.
Example 2
A special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof are disclosed, the special nutrient solution for soilless culture of seawater vegetables is prepared from the following raw materials: 46% of solid nutrient, 5% of diammonium phosphate, 0.5% of urea, 8% of monopotassium phosphate, 6% of citric acid, 5% of calcium chloride and 29.5% of aquaculture seawater.
Preferably, the preparation method of the nutrient solution comprises the following steps:
s1, weighing the raw materials according to the mass percentage for later use;
s2, adding the culture seawater into a stirrer, then adding diammonium phosphate, urea, monopotassium phosphate and calcium chloride, and uniformly stirring for 15 to 25 minutes at a speed of 30 to 40 revolutions per minute to obtain a mixed solution;
s3, heating citric acid in the mixed solution, stirring for 5-8 minutes, and then standing for 30-45 minutes to obtain a standing solution;
s4, adding the solid nutrient into the standing solution, uniformly stirring for 60 to 80 minutes, and adjusting the water content to be 12 to 15 percent to obtain a viscous material;
s5, heating the viscous material to 60-75 ℃, cooking for 50-70 minutes, and concentrating the water content to 5-8% to obtain the nutrient solution.
Preferably, the culture seawater is seawater beach culture wastewater,
preferably, the solid food includes livestock manure 10%, livestock manure 20%, plant ash 10% and aquaculture sludge 60%.
Preferably, the preparation method of the solid food comprises the following steps:
p1, collecting livestock manure and poultry manure, spreading the livestock manure and the poultry manure on the ground for insolation, then transferring the livestock manure and the poultry manure to tunnel type high-temperature drying equipment for drying, and performing sterilization and dehydration to obtain dry manure;
p2, adding the dried excrement into water, uniformly stirring for 15 to 20 minutes, standing for 12 to 24 hours for three days, and finally standing for layering;
p3, filtering to obtain supernatant for later use;
p4, digging and taking sludge at the bottom of seawater beach culture, and mixing the sludge with grass and trees to obtain mixed sludge;
p5, placing the mixed sludge into a tunnel type high-temperature drying device for drying, heating and drying, and performing sterilization and dehydration to obtain dried sludge;
p6, adding the supernatant into a crucible, uniformly stirring, and adjusting the water content to be 50% -60% to obtain a blending material;
p7, heating and drying the seasoning until the water content is 3% -5%, and obtaining the dry seasoning;
and P8, crushing the dried seasoning by using a crusher, and breaking the lumps to form powder, thereby obtaining the solid nutrient.
Preferably, the heating temperature of the step P5 and the heating temperature of the step P7 are 75-80 ℃, the drying time is 30-45 minutes, and the stir-frying is continuously carried out.
Preferably, the P1 exposure step further comprises flipping and spreading the feces three to four times alternately.
Preferably, the using method of the nutrient solution comprises the following steps:
q1, mixing the nutrient solution and the culture seawater according to the proportion of 1:2-3, uniformly stirring to obtain culture seawater, and filling the culture seawater into the soilless culture box body;
q2, mixing the nutrient solution and the culture seawater according to the proportion of 1:1-1.5, and uniformly stirring to obtain culture seawater;
q3, sowing sea asparagus on a soilless culture substrate, uniformly spraying culture seawater, and culturing for three days to a seedling stage;
q4, placing the soilless culture substrate inside the soilless culture box body, keeping the roots of the sea asparagus in contact with the culture seawater, and performing the anaphase management of the silent culture.
Preferably, the amount of the seawater sprayed for the cultivation in the Q3 step is 2 kg/m to 3 kg/m.
Example 3
A special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof are disclosed, the special nutrient solution for soilless culture of seawater vegetables is prepared from the following raw materials: 47% of solid nutrient, 6% of diammonium phosphate, 0.3% of urea, 6% of monopotassium phosphate, 5% of citric acid, 5% of calcium chloride and 30.7% of aquaculture seawater.
Preferably, the preparation method of the nutrient solution comprises the following steps:
s1, weighing the raw materials according to the mass percentage for later use;
s2, adding the culture seawater into a stirrer, then adding diammonium phosphate, urea, monopotassium phosphate and calcium chloride, and uniformly stirring for 15 to 25 minutes at a speed of 30 to 40 revolutions per minute to obtain a mixed solution;
s3, heating citric acid in the mixed solution, stirring for 5-8 minutes, and then standing for 30-45 minutes to obtain a standing solution;
s4, adding the solid nutrient into the standing solution, uniformly stirring for 60 to 80 minutes, and adjusting the water content to be 12 to 15 percent to obtain a viscous material;
s5, heating the viscous material to 60-75 ℃, cooking for 50-70 minutes, and concentrating the water content to 5-8% to obtain the nutrient solution.
Preferably, the culture seawater is seawater beach culture wastewater,
preferably, the solid food includes livestock manure 12%, livestock manure 22%, plant ash 12% and farming sludge 54%.
Preferably, the preparation method of the solid food comprises the following steps:
p1, collecting livestock manure and poultry manure, spreading the livestock manure and the poultry manure on the ground for insolation, then transferring the livestock manure and the poultry manure to tunnel type high-temperature drying equipment for drying, and performing sterilization and dehydration to obtain dry manure;
p2, adding the dried excrement into water, uniformly stirring for 15 to 20 minutes, standing for 12 to 24 hours for three days, and finally standing for layering;
p3, filtering to obtain supernatant for later use;
p4, digging and taking sludge at the bottom of seawater beach culture, and mixing the sludge with grass and trees to obtain mixed sludge;
p5, placing the mixed sludge into a tunnel type high-temperature drying device for drying, heating and drying, and performing sterilization and dehydration to obtain dried sludge;
p6, adding the supernatant into a crucible, uniformly stirring, and adjusting the water content to be 50% -60% to obtain a blending material;
p7, heating and drying the seasoning until the water content is 3% -5%, and obtaining the dry seasoning;
and P8, crushing the dried seasoning by using a crusher, and breaking the lumps to form powder, thereby obtaining the solid nutrient.
Preferably, the heating temperature of the step P5 and the heating temperature of the step P7 are 75-80 ℃, the drying time is 30-45 minutes, and the stir-frying is continuously carried out.
Preferably, the P1 exposure step further comprises flipping and spreading the feces three to four times alternately.
Preferably, the using method of the nutrient solution comprises the following steps:
q1, mixing the nutrient solution and the culture seawater according to the proportion of 1:2-3, uniformly stirring to obtain culture seawater, and filling the culture seawater into the soilless culture box body;
q2, mixing the nutrient solution and the culture seawater according to the proportion of 1:1-1.5, and uniformly stirring to obtain culture seawater;
q3, sowing sea asparagus on a soilless culture substrate, uniformly spraying culture seawater, and culturing for three days to a seedling stage;
q4, placing the soilless culture substrate inside the soilless culture box body, keeping the roots of the sea asparagus in contact with the culture seawater, and performing the anaphase management of the silent culture.
Preferably, the amount of the seawater sprayed for the cultivation in the Q3 step is 2 kg/m to 3 kg/m.
Claims (9)
1. A special nutrient solution for soilless culture of seawater vegetables and a preparation method thereof are characterized in that: the special nutrient solution for soilless culture of seawater vegetables is prepared from the following raw materials: 30 to 60 percent of solid nutrient, 3 to 6 percent of diammonium phosphate, 0.2 to 0.5 percent of urea, 5 to 10 percent of monopotassium phosphate, 2 to 6 percent of citric acid, 3 to 7 percent of calcium chloride and 50 to 60 percent of aquaculture seawater.
2. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to the claim 1 are characterized in that: the preparation method of the nutrient solution comprises the following steps:
s1, weighing the raw materials according to the mass percentage for later use;
s2, adding the culture seawater into a stirrer, then adding diammonium phosphate, urea, monopotassium phosphate and calcium chloride, and uniformly stirring for 15 to 25 minutes at a speed of 30 to 40 revolutions per minute to obtain a mixed solution;
s3, heating citric acid in the mixed solution, stirring for 5-8 minutes, and then standing for 30-45 minutes to obtain a standing solution;
s4, adding the solid nutrient into the standing solution, uniformly stirring for 60 to 80 minutes, and adjusting the water content to be 12 to 15 percent to obtain a viscous material;
s5, heating the viscous material to 60-75 ℃, cooking for 50-70 minutes, and concentrating the water content to 5-8% to obtain the nutrient solution.
3. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to the claim 1 are characterized in that: the culture seawater is seawater beach culture wastewater.
4. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to the claim 1 are characterized in that: the solid nutrient comprises 10-20% of livestock manure, 20-30% of livestock manure, 10-15% of plant ash and 40-60% of culture sludge.
5. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to the claim 1 are characterized in that: the preparation method of the solid nutrient comprises the following steps:
p1, collecting livestock manure and poultry manure, spreading the livestock manure and the poultry manure on the ground for insolation, then transferring the livestock manure and the poultry manure to tunnel type high-temperature drying equipment for drying, and performing sterilization and dehydration to obtain dry manure;
p2, adding the dried excrement into water, uniformly stirring for 15 to 20 minutes, standing for 12 to 24 hours for three days, and finally standing for layering;
p3, filtering to obtain supernatant for later use;
p4, digging and taking sludge at the bottom of seawater beach culture, and mixing the sludge with grass and trees to obtain mixed sludge;
p5, placing the mixed sludge into a tunnel type high-temperature drying device for drying, heating and drying, and performing sterilization and dehydration to obtain dried sludge;
p6, adding the supernatant into a crucible, uniformly stirring, and adjusting the water content to be 50% -60% to obtain a blending material;
p7, heating and drying the seasoning until the water content is 3% -5%, and obtaining the dry seasoning;
and P8, crushing the dried seasoning by using a crusher, and breaking the lumps to form powder, thereby obtaining the solid nutrient.
6. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to claim 5, characterized in that: the heating temperature of the step P5 and the heating temperature of the step P7 are 75-80 ℃, the drying time is 30-45 minutes, and the stir-frying is continuously carried out.
7. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to claim 5, characterized in that: the P1 exposure step further includes flipping and tiling the feces three to four times in an alternating sequence.
8. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to the claim 1 are characterized in that: the using method of the nutrient solution comprises the following steps:
q1, mixing the nutrient solution and the culture seawater according to the proportion of 1:2-3, uniformly stirring to obtain culture seawater, and filling the culture seawater into the soilless culture box body;
q2, mixing the nutrient solution and the culture seawater according to the proportion of 1:1-1.5, and uniformly stirring to obtain culture seawater;
q3, sowing sea asparagus on a soilless culture substrate, uniformly spraying culture seawater, and culturing for three days to a seedling stage;
q4, placing the soilless culture substrate inside the soilless culture box body, keeping the roots of the sea asparagus in contact with the culture seawater, and performing the anaphase management of the silent culture.
9. The special nutrient solution for soilless culture of seawater vegetables and the preparation method thereof according to claim 8, characterized in that: the amount of seawater sprayed for the cultivation in the Q3 step is 2 kg/m to 3 kg/m.
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101941863A (en) * | 2009-07-06 | 2011-01-12 | 潘赵美 | Plant cultivation seawater nutrient solution and plant spraying cultivation method |
CN101941862A (en) * | 2009-07-06 | 2011-01-12 | 潘赵美 | Nutrient solution with seawater for cultivating plants and method for cultivating plants by spraying |
CN106717750A (en) * | 2016-11-16 | 2017-05-31 | 防城港市鑫润养殖有限公司 | A kind of method that beach sea shrimp breeding wastewater plants sea water vegetable |
CN107873473A (en) * | 2017-12-11 | 2018-04-06 | 广西康多丰农业科技有限公司 | A kind of vegetable soilless-culture nutrient solution |
CN108794106A (en) * | 2017-04-29 | 2018-11-13 | 钟翔 | A kind of preparation method of vegetable nutrient base fluid |
CN208242614U (en) * | 2018-05-31 | 2018-12-18 | 杜丰 | Cultivation water recycles the circulatory system |
-
2020
- 2020-11-14 CN CN202011272976.6A patent/CN112341276A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101941863A (en) * | 2009-07-06 | 2011-01-12 | 潘赵美 | Plant cultivation seawater nutrient solution and plant spraying cultivation method |
CN101941862A (en) * | 2009-07-06 | 2011-01-12 | 潘赵美 | Nutrient solution with seawater for cultivating plants and method for cultivating plants by spraying |
CN106717750A (en) * | 2016-11-16 | 2017-05-31 | 防城港市鑫润养殖有限公司 | A kind of method that beach sea shrimp breeding wastewater plants sea water vegetable |
CN108794106A (en) * | 2017-04-29 | 2018-11-13 | 钟翔 | A kind of preparation method of vegetable nutrient base fluid |
CN107873473A (en) * | 2017-12-11 | 2018-04-06 | 广西康多丰农业科技有限公司 | A kind of vegetable soilless-culture nutrient solution |
CN208242614U (en) * | 2018-05-31 | 2018-12-18 | 杜丰 | Cultivation water recycles the circulatory system |
Non-Patent Citations (1)
Title |
---|
冯立田: "西洋海笋海水立体农业模式的创建及其应用", 《农业知识》 * |
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