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A kind of production method of microbial fermentation seaweed fertilizer

A microbial fermentation and production method technology, applied in the field of microbial fermentation seaweed fertilizer, can solve the problems of low production and use safety, damage to the active ingredients of seaweed, etc., to ensure the original ecological activity, avoid soil salinization, and control the content of toxins Effect

Active Publication Date: 2016-07-06
烟台嘉特生物技术有限公司
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Problems solved by technology

[0004] At present, the development of marine economy in the world is changing from the expansion of quantity to the improvement of quality. However, the seaweed liquid for preparing seaweed fertilizer in my country is still extracted by strong acid and alkali under high temperature and pressure. This extraction method not only destroys the active ingredients in seaweed, but also produces and Low security

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  • A kind of production method of microbial fermentation seaweed fertilizer

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Effect test

Embodiment 1

[0029] (1) Wash and shred the dried seaweed into the reaction kettle for soaking. The amount of dried seaweed added is 10% of the water. Soak for 2 hours at a temperature of 25°C. The supernatant after soaking is passed through the ion exchange resin Filter to remove salt and heavy metals, and obtain solution A.

[0030] (2) Return solution A to the reaction kettle, add potassium citrate according to the weight ratio of dry seaweed: 0.6:100, soften and digest the seaweed at 25°C for 3 hours, after treatment, it will turn emerald green and dry A viscous liquid with a delicate smell was centrifuged to obtain seaweed slag and solution B.

[0031] (3) Add water to the seaweed residue to make the water content reach 40%, adjust the pH to 5.5, add a mixed strain of lactic acid bacteria and yeast with a weight ratio of 20:80, add molasses, yeast extract, and potassium dihydrogen phosphate , zinc sulfate heptahydrate, and ammonium bicarbonate mixed in a weight ratio of 100:7:2:2:2. ...

Embodiment 2

[0035] (1) Wash and shred the dried seaweed into the reaction kettle for soaking. The amount of dried seaweed added is 10% of the water. Soak for 4 hours at a temperature of 25°C. The supernatant after soaking is passed through the ion exchange resin. Filter to remove salt and heavy metals, and obtain solution A.

[0036] (2) Return solution A to the reaction kettle, add potassium oxalate in a weight ratio of 0.4:100 to dry seaweed, soften and digest the seaweed at 20°C for 4 hours, and get emerald green with a delicate fragrance after treatment Odor viscous liquid, seaweed slag and solution B were obtained by centrifugation.

[0037] (3) Add water to the seaweed residue to make the water content reach 45%, adjust the pH to 6.5, add the mixed strain of lactic acid bacteria and yeast according to the weight ratio of 30:70, and then add molasses, yeast paste, and dihydrogen phosphate A culture medium prepared by mixing potassium, zinc sulfate heptahydrate, and ammonium bicarbon...

Embodiment 3

[0041] (1) Wash and shred the dried seaweed into the reaction kettle for soaking. The amount of dried seaweed added is 40% of the water. Soak for 4 days at a temperature of 5°C. The supernatant after soaking is ion-exchanged Filter the resin to remove salt and heavy metals, and obtain solution A.

[0042] (2) Return solution A to the reaction kettle, add potassium pyrophosphate in a weight ratio of 2:100 to dry seaweed, soften and digest the seaweed at 40°C for 2 hours, and the treated clear liquid is emerald green It is a viscous liquid that is green and emits a delicate smell, and is centrifuged to obtain seaweed residue and solution B.

[0043] (3) Seaweed residue is supplemented with water to make the water content reach 40%, adjust the pH to 8.5, add a mixed strain of lactic acid bacteria and yeast with a weight ratio of 40:60, and then add molasses, yeast extract, potassium dihydrogen phosphate, The culture medium prepared by mixing zinc sulfate heptahydrate and ammoniu...

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Abstract

The invention relates to a production method of microbial fermented seaweed fertilizer. The dried seaweed is soaked, and the supernatant is filtered through an ion exchange resin to form solution A; the solution A is returned to the reactor, and potassium citrate, potassium citrate, and potassium citrate are added according to a certain weight ratio. One or two of potassium oxalate, potassium pyrophosphate, etc., soften and digest seaweed at a certain temperature, and the filtrate obtained by centrifuging the treated clear liquid is solution B. The centrifuged seaweed slag is supplemented with water, adjusted for pH, added with microbial bacteria and medium, fermented at a certain temperature, centrifuged after fermentation, and solution C is obtained after centrifugation. After solution B is mixed with solution C, it is mixed with nitrogen fertilizer, phosphate fertilizer, potassium fertilizer, trace elements in chelation, etc. according to a certain weight ratio to obtain microbial fermented seaweed fertilizer. The product of the invention can improve the growth environment of crop roots, solve the problem of soil compaction, loosen the soil, retain water and fertilizer, have good air permeability, and enable crops to grow healthily in a good environment.

Description

technical field [0001] The invention relates to a method for producing seaweed fertilizer fermented by microorganisms. Background technique [0002] In the 21st century, the Party Central Committee and the State Council put forward the goal of "gradually building my country into a powerful marine economy". In February 2012, the Ministry of Agriculture issued the "Opinions on Promoting the Development of Water-saving Agriculture", clearly proposing "vigorously develop the integration of water and fertilizer". In March 2013, the Ministry of Agriculture issued the "Technical Guidance Opinions on Water and Fertilizer Integration", which takes water and fertilizer integration as the main technology to build an efficient and sustainable modern agricultural system to alleviate the situation of too many people and too little land in China. On March 18, 2014, the Ministry of Environmental Protection passed the Action Plan for Soil Pollution Prevention and Control. The "Plan" propos...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C05G1/00C05F11/00
CPCC05D9/02C05G3/80C05F9/04
Inventor 刘彬周祖华尚宗良
Owner 烟台嘉特生物技术有限公司