CN108546172A - It reduces nitrate content and improves the fertilizer and its preparation, application method of celery yield - Google Patents
It reduces nitrate content and improves the fertilizer and its preparation, application method of celery yield Download PDFInfo
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- CN108546172A CN108546172A CN201810554684.8A CN201810554684A CN108546172A CN 108546172 A CN108546172 A CN 108546172A CN 201810554684 A CN201810554684 A CN 201810554684A CN 108546172 A CN108546172 A CN 108546172A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D1/00—Fertilisers containing potassium
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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
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F9/00—Fertilisers from household or town refuse
- C05F9/04—Biological compost
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Abstract
The invention discloses reducing nitrate content and improving the fertilizer and its preparation, application method of celery yield, fertilizer includes that mass ratio is 10:1:3 domestic sludge：Plant ash：Microbial organic fertilizer content 94 96% made of chicken manure, bacillus subtilis bacterial content are 4 6%；Method for preparing fertilizer includes the following steps：Domestic sludge, plant ash, chicken manure according to the ratio prepares material, and material is mixed, hay bacillus is added, is fermented, and detection obtains finished product fertilizer；Fertilizer application method includes the following steps：It prepares biogas slurry, apply fertilizer 1.16% 1.60% and the content of organic matter is 2.1gkg‑1, total nitrogen content 0.54gkg‑1, content of tatal phosphorus 0.48gkg‑1, full potassium content be 0.32gkg‑1Biogas slurry 98.40% 98.84%；Ridging, celery field planting, top dressing.The raw material that the present invention uses are waste, the problem of not only solving utilization of waste as resource, reduce pollution of the chemical fertilizer to soil, can effectively facilitate the development of China's solid matrix cultivation.
Description
Technical field
The present invention relates to vegetable nitrates and fertilizer validity technical field, in particular to reduction nitrate content and carry
The fertilizer and its preparation, application method of high celery yield.
Background technology
With the continuous improvement of China's fertilizer application amount, the pollution problem of China's Soil Nitrate is constantly closed extensively
Note.It is well known that vegetables are to like the manurial-philous crop of water, in production practice often because abusing chemical fertilizer and fertilizer formula and method not
When usually causing the azotate pollution of underground water and vegetables edible part.Vegetable nitrate is exceeded to happen occasionally, and many big-and-middle
It is exceeded to there is nitrate for the vegetables of 80% or more appearance in the vegetables detection in city.
After nitrate in vegetables enters human body, it can be converted into nitrite under the reducing conditions, human body anoxia can be caused
Poisoning.In addition, nitrite can synthesize nitrosamine with the amine substance in nature and human body stomach, nitrosamine is carcinogenic substance
Matter often results in the cancers such as cancer of the esophagus, gastric cancer.Since the nitrate of human body intake largely comes from vegetables, people are with fertilizer
Expect it is improper caused by the excessively high problem of nitrate salts content of vegetable, have become and increasingly pay close attention to.
Celery (Apiumgraveolens L.) is 2 years that fertile tender leaf handle is formed in Umbelliferae (UmbellKerae) apium
Raw herbaceous plant, celery originate in the marshland in the area such as Mediterranean and Sweden, are passed on a skill of craft to others by Caucasia Chinese, and gradually cultivate
At elongated petiole type.Celery has long cultivation history in China, celery it is adaptable, cultivate to join protection, base
It can accomplish year-round supply on this, be one of the main vegetables in spring, autumn, winter.Celery contains abundant carrotene, mineral salt, egg
White matter, carbohydrate, vitamin B and volatile celery oil have aromatic odor, can promote appetite, also reduce blood pressure,
Brain tonic and the convenient effect of gut purge.
Celery (A.graveolens L.var.dulce DC.) is one of the improved seeds of China's wide geographic area cultivation.Strain
High 60cm to 80cm, petiole is plump and width is flat, and lightly seasoned, because its fiber is few, quality is tender, is liked by broad masses.Celery produces
Amount, nitrate content and fertilizer are closely related, and the preparation method of rational fertilizer and fertilizer can reduce celery to nitrate
Accumulation and meanwhile increase the yield of celery.
The content of invention
（1）Technical problems to be solved
The object of the present invention is to provide fertilizer for reducing nitrate content and improving celery yield and preparation method thereof and users
Method, which overcome it is existing it is a large amount of cause celery nitrate exceeded using chemical fertilizer, of high cost and cause environmental pollution, this formula is with foster
A biogas slurry and microbial organic fertilizer are grown as formula, can either be met the needs of celery production cultivation and be improved celery yield and drop
The nitrate content of low celery, and realize celery high yield, not welding, it disclosure satisfy that the requirement of organic farming.
（2）Technical solution
In order to solve the above-mentioned technical problem, the invention discloses such a fertilizer for reducing nitrate content and improving celery yield
Material, which includes following component：Mass ratio is 10:1:3 domestic sludge：Plant ash：Microbial organic fertilizer made of chicken manure
Content 94-96%, bacillus subtilis viable bacteria content 4-6%；The content of organic matter at least accounts for its butt in the domestic sludge
50%。
On the other hand, the invention discloses reducing nitrate content and improve the method for preparing fertilizer of celery yield, including
Following steps：
1）According to domestic sludge：Plant ash：The quality proportioning of chicken manure prepares material；
2）Domestic sludge, plant ash, chicken manure are first mixed evenly；
3）In the step 2）Material in the bacillus subtilis powder agent of 3%-4% is added, mixture is made in uniform stirring；
4）It takes and builds formula greenhouse of taking shelter from rain on milpa, the formula greenhouse of taking shelter from rain is open using north-south, and the formula of taking shelter from rain is big
Canopy uses arch steel-tube construction, and the film covered on the formula greenhouse of taking shelter from rain uses polyvinyl chloride, by the step 3）Mixing
Material heap is placed on inside the formula greenhouse of taking shelter from rain, and piles a height of 90cm, a length of 200cm, the heap body that width is 200cm；
5）During compost fermentation, megathermal period turning side every three days, turning is primary weekly for middle hypothermic phase, and continuously ferment 30-
First order finished product material is completed after 50 days；
6）In the step 5）In first order finished product material in be added 1%-2% bacillus subtilis powder agent, continue turning stirring
Uniform laggard row element content detection, that detects qualification is made finished product microbial organic fertilizer, and will detect underproof microorganism has
Machine fertilizer returns to step 4）Middle carry out windrow.
Preferably, the megathermal period is that heap body core temperature is more than 50 DEG C, and the middle hypothermic phase is less than for heap temperature
50℃。
Preferably, the physicochemical property of the finished product microbial organic fertilizer is full nitrogen 17.8gkg-1, full phosphorus 27gkg-1,
Full potassium 22.3gkg-1, organic matter 64%, humic acid 19.4gkg-1, pH value 6.8, living bacteria count >=0.30 hundred million/g.
On the other hand, the invention discloses reduce nitrate content and improve celery yield fertilizer application method, packet
Include following steps：
（One）The preparation of biogas slurry includes the following steps：
1）The dirt after being detached again by solid-liquid separating machine is first mixed evenly in the sewage such as pig manure, the pig urine of pig cleaning out
Water, which enters, carries out mesophilic digestion in anaerobic methane fermentation vat, normal fermentation 15-20 days or more；
2) biogas slurry after biogas fermentation is detected, and the physicochemical property that biogas slurry is adjusted to according to the nitrogen phosphoris and potassium fertilizer ratio of biogas slurry is to have
Machine matter content 2.1g kg-1, total nitrogen content is 0.54g kg-1, content of tatal phosphorus be 0.48g kg-1, full potassium content be 0.32g kg-1；
（Two）Mixing fertilising step：
1）Using the finished product microbial organic fertilizer prepared as base fertilizer, selection content is 1.16%-1.6%, takes 98.40%-98.84%
Above-mentioned biogas slurry it is for use；
2）It is carried out turning over ridging with tractor before cultivation；
3）By in the celery seedling culturing and planting to ground cultivated, had using 800-1100kg finished product microorganisms according to cultivated area per acre
The amount of machine fertilizer equably spreads fertilizer over the fields cultivation plot；
4）Starting within 10 days after celery field planting top dressing, the top dressing biogas slurry prepared, entire celery breeding time imposes 10 biogas slurries altogether,
It applies within every 10 days once, each usage amount is 6500-7000kg/ mus.
（3）Advantageous effect
Compared with prior art, the present invention which overcome existing a large amount of use chemical fertilizer to cause celery nitrate exceeded by the present invention, at
This height simultaneously causes environmental pollution, this formula can either meet celery life using farm's biogas slurry and microbial organic fertilizer as formula
It produces the demand of cultivation and improves celery yield and reduce the nitrate content of celery, and realize celery high yield, not welding, energy
Enough meet the requirement of organic farming.And chicken manure, sludge composting belong to waste, derive from a wealth of sources, and use it as raw material life
Production organic fertilizer not only solves utilization of waste as resource, reduces environmental pollution, and reduce the production cost of organic fertilizer, can
Effectively facilitate the development of China's solid matrix cultivation.
Specific implementation mode
The present invention is described in detail with different preparation methods below, cited embodiment can make this profession
Technical staff more understand the present invention, but the invention is not limited in any way, and the present invention can be such as extended to its vegetable growing
On be applied.
Embodiment 1：
During making fertilizer, use is with domestic sludge：Plant ash：The mass ratio of chicken manure is 10:1:Microorganism made of 3 has
Machine fertilizer is 96%, and bacillus subtilis bacterial content is 4%；With domestic sludge during using fertilizer：Plant ash：The mass ratio of chicken manure
It is 10:1:Microbial organic fertilizer 1.16% made of 3, content of organic matter 2.1gkg-1, total nitrogen content 0.54gkg-1、
Content of tatal phosphorus is 0.48gkg-1, full potassium content be 0.32gkg-1Biogas slurry 98.84%.
It reduces nitrate content and improves the method for preparing fertilizer of celery yield, include the following steps：
1）According to domestic sludge：Plant ash：The quality proportioning of chicken manure prepares material；
2）Domestic sludge, plant ash, chicken manure are first mixed evenly；
3）In the step 2）Material in be added 3%% bacillus subtilis powder agent, mixture is made in uniform stirring；
4）It takes and builds formula greenhouse of taking shelter from rain on milpa, the formula greenhouse of taking shelter from rain is open using north-south, and the formula of taking shelter from rain is big
Canopy uses arch steel-tube construction, and the film covered on the formula greenhouse of taking shelter from rain uses polyvinyl chloride, by the step 3）Mixing
Material heap is placed on inside the formula greenhouse of taking shelter from rain, and piles a height of 90cm, a length of 200cm, the heap body that width is 200cm；
5）During compost fermentation, megathermal period turning side every three days, turning is primary weekly for middle hypothermic phase, continuously ferments 30 days
First order finished product material is completed afterwards；
6）In the step 5）In first order finished product material in be added 1% bacillus subtilis powder agent, continue turning stir evenly
Laggard row element content detection, that detects qualification is made finished product microbial organic fertilizer, will detect underproof microbial organic fertilizer
Return to step 4）Middle carry out windrow.
The megathermal period is that heap body core temperature is more than 50 DEG C, and the middle hypothermic phase is that heap temperature is less than 50 DEG C；Institute
The physicochemical property for stating finished product microbial organic fertilizer is full nitrogen 17.8gkg-1, full phosphorus 27gkg-1, full potassium 22.3gkg-1, have
Machine matter 64%, humic acid 19.4gkg-1, pH value 6.8, living bacteria count >=0.30 hundred million/g.
It reduces nitrate content and improves the application method of the fertilizer of celery yield, include the following steps：
（One）The preparation of biogas slurry includes the following steps：
1）The dirt after being detached again by solid-liquid separating machine is first mixed evenly in the sewage such as pig manure, the pig urine of pig cleaning out
Water, which enters, carries out mesophilic digestion in anaerobic methane fermentation vat, normal fermentation 15 days；
2) biogas slurry after biogas fermentation is detected, and the physicochemical property that biogas slurry is adjusted to according to the nitrogen phosphoris and potassium fertilizer ratio of biogas slurry is to have
Machine matter content 2.1g kg-1, total nitrogen content is 0.54g kg-1, content of tatal phosphorus be 0.48g kg-1, full potassium content be 0.32g kg-1；
（Two）Mixing fertilising step：
1）Using the finished product microbial organic fertilizer prepared as base fertilizer, it is 1.16% to choose content, takes 98.84% above-mentioned to prepare
Biogas slurry is for use；
2）It is carried out turning over ridging with tractor before cultivation；
3）By in the celery seedling culturing and planting to ground cultivated, 800kg finished product microbial organic fertilizers are used according to cultivated area per acre
Amount equably spread fertilizer over the fields cultivation plot；
4）Starting within 10 days after celery field planting top dressing, the top dressing biogas slurry prepared, entire celery breeding time imposes 10 biogas slurries altogether,
It applies within every 10 days once, each usage amount is 6500kg/ mus.
Embodiment 2：
During making fertilizer, use is with domestic sludge：Plant ash：The mass ratio of chicken manure is 10:1:Microorganism made of 3 has
Machine fertilizer is 94%, and bacillus subtilis bacterial content is 6%；During using fertilizer, with domestic sludge：Plant ash：The quality of chicken manure
Than being 10:1:Microbial organic fertilizer 1.41% made of 3, content of organic matter 2.1gkg-1, total nitrogen content 0.54gkg-1, content of tatal phosphorus 0.48gkg-1, full potassium content be 0.32gkg-1Biogas slurry 98.59%.
1）According to domestic sludge：Plant ash：The quality proportioning of chicken manure prepares material；
2）Domestic sludge, plant ash, chicken manure are first mixed evenly；
3）In the step 2）Material in be added 4% bacillus subtilis powder agent, mixture is made in uniform stirring；
4）It takes and builds formula greenhouse of taking shelter from rain on milpa, the formula greenhouse of taking shelter from rain is open using north-south, and the formula of taking shelter from rain is big
Canopy uses arch steel-tube construction, and the film covered on the formula greenhouse of taking shelter from rain uses polyvinyl chloride, by the step 3）Mixing
Material heap is placed on inside the formula greenhouse of taking shelter from rain, and piles a height of 90cm, a length of 200cm, the heap body that width is 200cm；
5）During compost fermentation, megathermal period turning side every three days, turning is primary weekly for middle hypothermic phase, continuously ferments 40 days
First order finished product material is completed afterwards；
6）In the step 5）In first order finished product material in be added 2% bacillus subtilis powder agent, continue turning stir evenly
Laggard row element content detection, that detects qualification is made finished product microbial organic fertilizer, will detect underproof microbial organic fertilizer
Return to step 4）Middle carry out windrow.
The megathermal period is that heap body core temperature is more than 50 DEG C, and the middle hypothermic phase is that heap temperature is less than 50 DEG C；Institute
The physicochemical property for stating finished product microbial organic fertilizer is full nitrogen 17.8gkg-1, full phosphorus 27gkg-1, full potassium 22.3gkg-1, have
Machine matter 64%, humic acid 19.4gkg-1, pH value 6.8, living bacteria count >=0.30 hundred million/g.
It reduces nitrate content and improves the application method of the fertilizer of celery yield, include the following steps：
（One）The preparation of biogas slurry includes the following steps：
1）The dirt after being detached again by solid-liquid separating machine is first mixed evenly in the sewage such as pig manure, the pig urine of pig cleaning out
Water, which enters, carries out mesophilic digestion in anaerobic methane fermentation vat, normal fermentation 20 days；
2) biogas slurry after biogas fermentation is detected, and the physicochemical property that biogas slurry is adjusted to according to the nitrogen phosphoris and potassium fertilizer ratio of biogas slurry is to have
Machine matter content 2.1g kg-1, total nitrogen content is 0.54g kg-1, content of tatal phosphorus be 0.48g kg-1, full potassium content be 0.32g kg-1；
（Two）Mixing fertilising step：
1）Using the finished product microbial organic fertilizer prepared as base fertilizer, it is 1.41% to choose content, takes 98.59% above-mentioned to prepare
Biogas slurry is for use；
2）It is carried out turning over ridging with tractor before cultivation；
3）By in the celery seedling culturing and planting to ground cultivated, 1100kg finished product microbial organic fertilizers are used according to cultivated area per acre
Amount equably spread fertilizer over the fields cultivation plot；
4）Starting within 10 days after celery field planting top dressing, the top dressing biogas slurry prepared, entire celery breeding time imposes 10 biogas slurries altogether,
It applies within every 10 days once, each usage amount is 7000kg/ mus.
Embodiment 3：
During making fertilizer, use is with domestic sludge：Plant ash：The mass ratio of chicken manure is 10:1:Microorganism made of 3 has
Machine fertilizer is 95.3%, and bacillus subtilis bacterial content is 4.7%；During using fertilizer, with domestic sludge：Plant ash：Chicken manure
Mass ratio is 10:1:Microbial organic fertilizer 1.37% made of 3, content of organic matter 2.1gkg-1, total nitrogen content 0.54g
kg-1, content of tatal phosphorus 0.48gkg-1, full potassium content be 0.32gkg-1Biogas slurry 98.63%.
It reduces nitrate content and improves the method for preparing fertilizer of celery yield, include the following steps：
1）According to domestic sludge：Plant ash：The quality proportioning of chicken manure prepares material；
2）Domestic sludge, plant ash, chicken manure are first mixed evenly；
3）In the step 2）Material in be added 3%% bacillus subtilis powder agent, mixture is made in uniform stirring；
4）It takes and builds formula greenhouse of taking shelter from rain on milpa, the formula greenhouse of taking shelter from rain is open using north-south, and the formula of taking shelter from rain is big
Canopy uses arch steel-tube construction, and the film covered on the formula greenhouse of taking shelter from rain uses polyvinyl chloride, by the step 3）Mixing
Material heap is placed on inside the formula greenhouse of taking shelter from rain, and piles a height of 90cm, a length of 200cm, the heap body that width is 200cm；
5）During compost fermentation, megathermal period turning side every three days, turning is primary weekly for middle hypothermic phase, continuously ferments 30 days
First order finished product material is completed afterwards；
6）In the step 5）In first order finished product material in be added 1.7% bacillus subtilis powder agent, it is equal to continue turning stirring
Even laggard row element content detection, that detects qualification is made finished product microbial organic fertilizer, and it is organic will to detect underproof microorganism
Fertilizer returns to step 4）Middle carry out windrow.
The megathermal period is that heap body core temperature is more than 50 DEG C, and the middle hypothermic phase is that heap temperature is less than 50 DEG C；Institute
The physicochemical property for stating finished product microbial organic fertilizer is full nitrogen 17.8gkg-1, full phosphorus 27gkg-1, full potassium 22.3gkg-1, have
Machine matter 64%, humic acid 19.4gkg-1, pH value 6.8, living bacteria count >=0.30 hundred million/g.
It reduces nitrate content and improves the application method of the fertilizer of celery yield, include the following steps：
（One）The preparation of biogas slurry includes the following steps：
1）The dirt after being detached again by solid-liquid separating machine is first mixed evenly in the sewage such as pig manure, the pig urine of pig cleaning out
Water, which enters, carries out mesophilic digestion in anaerobic methane fermentation vat, normal fermentation 17 days；
2) biogas slurry after biogas fermentation is detected, and the physicochemical property that biogas slurry is adjusted to according to the nitrogen phosphoris and potassium fertilizer ratio of biogas slurry is to have
Machine matter content 2.1g kg-1, total nitrogen content is 0.54g kg-1, content of tatal phosphorus be 0.48g kg-1, full potassium content be 0.32g kg-1；
（Two）Mixing fertilising step：
1）Using the finished product microbial organic fertilizer prepared as base fertilizer, it is 1.37% to choose content, takes 98.63% above-mentioned to prepare
Biogas slurry is for use；
2）It is carried out turning over ridging with tractor before cultivation；
3）By in the celery seedling culturing and planting to ground cultivated, use the finished product microorganism of 1000kg organic according to cultivated area per acre
The amount of fertilizer equably spreads fertilizer over the fields cultivation plot；
4）Starting within 10 days after celery field planting top dressing, the top dressing biogas slurry prepared, entire celery breeding time imposes 10 biogas slurries altogether,
It applies within every 10 days once, each usage amount is 6800kg/ mus.
Embodiment 4：
During making fertilizer, use is with domestic sludge：Plant ash：The mass ratio of chicken manure is 10:1:Microorganism made of 3 has
Machine fertilizer is 94%, and bacillus subtilis bacterial content is 6%；During using fertilizer, with domestic sludge：Plant ash：The quality of chicken manure
Than being 10:1:Microbial organic fertilizer 1.60% made of 3, content of organic matter 2.1gkg-1, total nitrogen content 0.54gkg-1, content of tatal phosphorus 0.48gkg-1, full potassium content be 0.32gkg-1Biogas slurry 98.40%.
It reduces nitrate content and improves the method for preparing fertilizer of celery yield, include the following steps：
1）According to domestic sludge：Plant ash：The quality proportioning of chicken manure prepares material；
2）Domestic sludge, plant ash, chicken manure are first mixed evenly；
3）In the step 2）Material in be added 4% bacillus subtilis powder agent, mixture is made in uniform stirring；
4）It takes and builds formula greenhouse of taking shelter from rain on milpa, the formula greenhouse of taking shelter from rain is open using north-south, and the formula of taking shelter from rain is big
Canopy uses arch steel-tube construction, and the film covered on the formula greenhouse of taking shelter from rain uses polyvinyl chloride, by the step 3）Mixing
Material heap is placed on inside the formula greenhouse of taking shelter from rain, and piles a height of 90cm, a length of 200cm, the heap body that width is 200cm；
5）During compost fermentation, megathermal period turning side every three days, turning is primary weekly for middle hypothermic phase, continuously ferments 50 days
First order finished product material is completed afterwards；
6）In the step 5）In first order finished product material in be added 2% bacillus subtilis powder agent, continue turning stir evenly
Laggard row element content detection, that detects qualification is made finished product microbial organic fertilizer, will detect underproof microbial organic fertilizer
Return to step 4）Middle carry out windrow.
The megathermal period is that heap body core temperature is more than 50 DEG C, and the middle hypothermic phase is that heap temperature is less than 50 DEG C；Institute
The physicochemical property for stating finished product microbial organic fertilizer is full nitrogen 17.8gkg-1, full phosphorus 27gkg-1, full potassium 22.3gkg-1, have
Machine matter 64%, humic acid 19.4gkg-1, pH value 6.8, living bacteria count >=0.30 hundred million/g.
It reduces nitrate content and improves the application method of the fertilizer of celery yield, include the following steps：
（One）The preparation of biogas slurry includes the following steps：
1）The dirt after being detached again by solid-liquid separating machine is first mixed evenly in the sewage such as pig manure, the pig urine of pig cleaning out
Water, which enters, carries out mesophilic digestion in anaerobic methane fermentation vat, normal fermentation 17 days；
2) biogas slurry after biogas fermentation is detected, and the physicochemical property that biogas slurry is adjusted to according to the nitrogen phosphoris and potassium fertilizer ratio of biogas slurry is to have
Machine matter content 2.1g kg-1, total nitrogen content is 0.54g kg-1, content of tatal phosphorus be 0.48g kg-1, full potassium content be 0.32g kg-1；
（Two）Mixing fertilising step：
1）Using the finished product microbial organic fertilizer prepared as base fertilizer, it is 1.60% to choose content, takes 98.40% above-mentioned to prepare
Biogas slurry is for use；
2）It is carried out turning over ridging with tractor before cultivation；
3）By in the celery seedling culturing and planting to ground cultivated, use the finished product microorganism of 900kg organic according to cultivated area per acre
The amount of fertilizer equably spreads fertilizer over the fields cultivation plot；
4）Starting within 10 days after celery field planting top dressing, the top dressing biogas slurry prepared, entire celery breeding time imposes 10 biogas slurries altogether,
It applies within every 10 days once, each usage amount is 7000kg/ mus.
Table 1 is the influence of different disposal celery yield and biology shape, it can be seen that uses matching for creation of the invention
Plant height, plant weight, strain stem thickness, the per mu yield etc. of its celery plant of side are superior to use the processing of composite fertilizer merely.It can be abundant in table
Illustrate that formula of the invention and application method can promote the growth of crop, increase economic efficiency, while to promoting plant growth
Also there is apparent advantage.
Table 2 is influence of the different disposal to celery plant nutrition and nitrate content, from table 2 it can be seen that using this hair
The NO of celery plant in the embodiment 1-4 of the treatment formulations of bright manufacture3 -N content is significantly lower than the processing of control, and plant
Potassium content also significantly wants high, this explanation can significantly reduce celery plant using the formula of the present invention and the application method of the present invention
Internal NO3 -N content improves potassium content, to improve the quality of celery.
Claims (5)
1. reducing nitrate content and improving the fertilizer of celery yield, it is characterised in that：Including following component：Mass ratio is 10:
1:3 domestic sludge：Plant ash：Microbial organic fertilizer content 94-96% made of chicken manure, bacillus subtilis viable bacteria content 4-
6%；The content of organic matter at least accounts for the 50% of its butt in the domestic sludge.
2. the preparation method of the fertilizer according to claim 1 for reducing nitrate content and improving celery yield, feature
It is：Include the following steps：
1）According to domestic sludge：Plant ash：The quality proportioning of chicken manure prepares material；
2）Domestic sludge, plant ash, chicken manure are first mixed evenly；
3）In the step 2）Material in the bacillus subtilis powder agent of 3%-4% is added, mixture is made in uniform stirring；
4）It takes and builds formula greenhouse of taking shelter from rain on milpa, the formula greenhouse of taking shelter from rain is open using north-south, and the formula of taking shelter from rain is big
Canopy uses arch steel-tube construction, and the film covered on the formula greenhouse of taking shelter from rain uses polyvinyl chloride, by the step 3）Mixing
Material heap is placed on inside the formula greenhouse of taking shelter from rain, and piles a height of 90cm, a length of 200cm, the heap body that width is 200cm；
5）During compost fermentation, megathermal period turning side every three days, turning is primary weekly for middle hypothermic phase, and continuously ferment 30-
First order finished product material is completed after 50 days；
6）In the step 5）In first order finished product material in be added 1%-2% bacillus subtilis powder agent, continue turning stirring
Uniform laggard row element content detection, that detects qualification is made finished product microbial organic fertilizer, and will detect underproof microorganism has
Machine fertilizer returns to step 4）Middle carry out windrow.
3. the method for preparing fertilizer according to claim 2 for reducing nitrate content and improving celery yield, feature exist
In：The megathermal period is that heap body core temperature is more than 50 DEG C, and the middle hypothermic phase is that heap temperature is less than 50 DEG C.
4. the preparation method of the fertilizer according to claim 2 for reducing nitrate content and improving celery yield, feature
It is：The physicochemical property of the finished product microbial organic fertilizer is full nitrogen 17.8gkg-1, full phosphorus 27gkg-1, full potassium 22.3g
kg-1, organic matter 64%, humic acid 19.4gkg-1, pH value 6.8, living bacteria count >=0.30 hundred million/g.
5. the application method of the fertilizer according to claim 1 for reducing nitrate content and improving celery yield, feature
It is：Include the following steps：
（One）The preparation of biogas slurry includes the following steps：
1）After the sewage such as pig manure, the pig urine of pig cleaning out are first mixed evenly, are detached again by solid-liquid separating machine
Sewage, which enters, carries out mesophilic digestion in anaerobic methane fermentation vat, normal fermentation 15-20 days or more；
2) biogas slurry after biogas fermentation is detected, and the physicochemical property that biogas slurry is adjusted to according to the nitrogen phosphoris and potassium fertilizer ratio of biogas slurry is to have
Machine matter content 2.1g kg-1, total nitrogen content is 0.54g kg-1, content of tatal phosphorus be 0.48g kg-1, full potassium content be 0.32g kg-1；
（Two）Mixing fertilising step：
1）Using the finished product microbial organic fertilizer prepared as base fertilizer, selection content is 1.16%-1.6%, takes 98.40%-98.84%
Above-mentioned biogas slurry it is for use；
2）It is carried out turning over ridging with tractor before cultivation；
3）By in the celery seedling culturing and planting to ground cultivated, had using 800-1100kg finished product microorganisms according to cultivated area per acre
The amount of machine fertilizer equably spreads fertilizer over the fields cultivation plot；
4）Starting within 10 days after celery field planting top dressing, the top dressing biogas slurry prepared, entire celery breeding time imposes 10 biogas slurries altogether,
It applies within every 10 days once, each usage amount is 6500-7000kg/ mus.
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