A kind of preparation method of organic fertilizer improving humic acid content
Technical field
The present invention relates to a kind of preparation method of organic fertilizer, in particular to a kind of organic fertilizer for improving humic acid content
Preparation method belongs to organic fertilizer production technical field.
Background technique
The main function of organic fertilizer is to improve soil environment and build up fertility, and improves the resistance of crop, makes the crop of plantation
Effectively increased production.The development of organic fertilizer is also very concerned at present, has many organic fertilizer patent documents to disclose.For example,
CN105294315A provides a kind of minerals sheep dung organic fertilizer and preparation method thereof, the fertilizer utilization sheep dung, multi mineral
Matter and bentonite are prepared according to special ratios mixed preparing, and by processes such as hot fermentation, During High-Temperature Composting, secondary fermentations
At.
CN 105315080A discloses a kind of method using life excreta and stalk fermentation biological organic fertilizer.
CN105198676A is related to a kind of oil tea Se-enriched bio-organic fertilizer, preparation method and applications, and the organic fertilizer is according to quality percentage
Than including following components: sugar residue organic matter 60%, cake-shaped rape seed dregs 5%, urea 10%, rapid available phosphorus potassium 10%, calcium magnesium phosphate 8%, boric acid
2%, white vitriol 2%, zinc-amino acid chelate, copper, iron, manganese 1.5%, Organic selenium-enzyme 0.1-0.5%, yeast powder 0.5%,
Carbohydrase 0.5%.CN101759493A provides a kind of biological disease-preventing organic fertilizer and preparation method thereof, material quality part component
Are as follows: 65~85 parts of humus organic material, 5~15 parts of trichoderma bacteria agent, 5~15 parts of actinomycetes fermentation liquor;The humus organic material
It is with 45~65 parts of furfural dregs, 20~35 parts of scarp, 8~20 parts of weathered coal for raw material, is added 1~2 part of microbial fermentation inoculum
Heap fermentation dries in the air to moisture content 25~35% and is made.The biological disease-preventing organic fertilizer protection effect of the invention is good, safety and environmental protection,
It is at low cost.
During above-described organic fertilizer production, it is directed to organic matter fermentation.Organic matter fermentation is that current production has
The common method of machine fertilizer, principle are that organic matter raw material is more stable by decomposition, conversion, synthesis process generation during the fermentation
Effective component-humic acid.The ingredient to play a major role in organic fertilizer is humic acid.Prior art organic fertilizer production mainly weighs
Raw material components selection, the fermentation process suitable for specified raw material and addition anti-disease microbial or pesticide depending on studying organic fertilizer is raw
Produce the organic fertilizer etc. for preventing soil-borne disease, the regulation pair without noticing different fermentations stage or technological parameter in production process
The influence of organic fertilizer humic acid content, although in CN105294315A " a kind of minerals sheep dung organic fertilizer and preparation method thereof "
Refer to and need secondary fermentation, but the secondary fermentation process described in it is only simple turning 1-2 times, not to temperature, moisture,
Aeration status etc. is regulated and controled, and so that the partial organic substances in raw material is completely decomposed into carbon dioxide and water, is reduced humic acid
It is formed, is unfavorable for the raising of organic fertilizer active constituent content.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of preparation method of organic fertilizer for improving humic acid content.
The present invention also provides the applications of organic fertilizer obtained.
Summary of the invention:
The fermentation process of organic fertilizer is divided into three phases by the present invention, and the characteristics of according to different phase, each by controlling
The aeration status and temperature in a stage make the decomposition, conversion and synthesis of organic matter towards the side for advantageously forming more humic acids
To progress, significantly improve the humic acid content of organic fertilizer.By field trial, good effect of increasing production is achieved.
Term explanation:
Aerobic fermentation, under aerobic conditions, organic matter is decomposed using aerobic microbiological, is converted process.
Half aerobic fermentation passes through aerobic microbiological and anaerobe under the conditions of having existing for a certain amount of oxonium ion
Collective effect make organic matter carry out decomposition and inversion process.
Anaerobic fermentation, will be organic by the effect of anaerobe under the conditions of existing for no or few oxonium ions
The process that object is decomposed, converted.
Detailed description of the invention:
Technical scheme is as follows:
A kind of preparation method of organic fertilizer improving humic acid content, the fermentation including organic matter raw material to be carried out to three phases
Processing, steps are as follows:
First stage: aerobic fermentation
Organic matter raw material is taken, adjusts moisture content to 50~60%wt., plastic covering film banks up fermentation, to temperature liter
To 50 DEG C~60 DEG C, kept for 2~3 days;Turning, etc. temperature rise to 50 DEG C~60 DEG C, then kept for 2~3 days.Period, twice daily
It is primary that membrane gas treatment is opened at interval for 12 hours, ventilates 5~8 minutes every time.Fermentation ends obtain one time fermentation material A;
Second stage: half aerobic fermentation.
Fermentation materials A prepared by the first stage is supplied into moisture to 60~65%wt., plastic covering film extracts film out
Interior air keeps film air pressure inside in 0.5~0.8 standard atmospheric pressure (0.05~0.08MPa megapascal), banks up fermentation,
40 DEG C~50 DEG C are risen to temperature, is kept for 10~15 days.Obtain secondary fermentation material B;
Phase III: anaerobic fermentation.
Fermentation materials B turning prepared by second stage, supplies moisture to 60~70%wt., continues to be covered with plastic film
Lid extracts the air in film out, keeps film air pressure inside in 0.05~0.2 standard atmospheric pressure (0.005~0.02MPa million
Pa), it is kept for 25~35 days under the conditions of 28 DEG C~33 DEG C.Obtain fermentation materials C three times.Fermentation materials C is dried to get organic
Fertilizer.
Organic matter raw material selection of the present invention is extensive, and organic materials used in the preparation of existing organic fertilizer can be with
Using.Including but not limited to: industrial production waste residue, edible fungus culturing waste material, crop stalk or shell, aquaculture containing organic matter
It is one or more in animal wastes.For example,
The industrial production waste residue containing organic matter is selected from: furfural dregs, vinasse, bagasse, Klinit dregs;
The edible fungus culturing waste material is selected from: the edible mushrooms such as mushroom, mushroom, Pleurotus eryngii, coprinus comatus, seafood mushroom, white beech mushroom
Cultivate discarded charge bar;
The crop stalk or shell are selected from: corncob, cornstalk, wheat straw, rice straw, rice husk, cotton seed hulls;
The aquaculture animal wastes are selected from: cow dung, sheep dung, chicken manure, pig manure;
Preferred according to the present invention, organic matter raw material is 100 parts of industrial production waste residue, edible fungus culturing waste material by mass parts
30 parts of 50 parts, crop stalk or shell and 20 parts of animal wastes of mixture.Further preferably, the organic matter raw material is furfural
Slag, edible fungus culturing waste material, corn stalk and chicken manure mixture;Particularly preferred, the organic matter raw material is chaff by mass parts
100 parts of aldehyde slag, 50 parts of cultivating champignon waste material, 30 parts of corn stalk, the mixture that 20 parts of chicken manure.
Preferred according to the present invention, crop stalk is crushed to 2 centimetres of length or less.
The process conditions in preferred each stage are as follows according to the present invention:
First stage: organic matter raw material is adjusted into moisture content to 55%wt., 55 DEG C of fermentation temperature, is kept for 3 days;Turning
Temperature rises to 55 DEG C afterwards, then is kept for 2 days;Opening the membrane gas treatment time is 6 minutes every time;
Second stage: fermentation materials A supplies moisture to 62%wt., and air keeps 0.7 normal atmosphere in plastic film
Pressure banks up fermentation, and temperature rises to 45 DEG C, is kept for 13 days;
Phase III: fermentation materials B supplies moisture to 65%wt., and air pressure keeps 0.1 normal atmosphere in plastic film
Pressure, is kept for 28 days under the conditions of 30 DEG C.
Do not limited in detail in above-mentioned preparation method by the prior art.
The application of the organic fertilizer of the method for the present invention preparation, for crops such as vegetables, fruit tree, herbaceous fruits.
The method of administration of the organic fertilizer of the method for the present invention preparation, using spreading fertilizer over the fields or mode is applied in cave:
I spreads fertilizer over the fields mode: fertilizer of the present invention uniformly being spread fertilizer over the fields to turn in soil surface before crop-planting and is buried;
Mode is applied in ii, cave: being imposed in planting hole or sowing cave, is transplanted seedling or sowing on it after mixing with soil.
Organic fertilizer fertilizer amount of the present invention is as follows:
When spreading fertilizer over the fields: 500~700 kilograms per acre of vegetable crop, 300~600 kilograms per acre of fruit tree, herbaceous fruit per acre 500
~800 kilograms;
When cave is applied: 300~500 kilograms per acre of vegetable crop, 200-400 kilograms per acre of fruit tree, herbaceous fruit per acre 400~
600 kilograms.
Excellent results of the invention are as follows:
1, producing organic fertilizer by fermentation is that organic matter raw material in fermentation process is utilized to pass through decomposition, conversion, synthesis process
Generate more stable effective component-humic acid principle.As overall process easily makes the partial organic substances in raw material using aerobic fermentation
It is completely decomposed into carbon dioxide and water, reduces the formation of humic acid;Although full utilization anaerobic fermentation can be improved humic acid and contain
Amount, but the foul smell such as more sulfur dioxide can be generated in the incipient stage, pollute environment.So general in organic fertilizer production application
Aerobic fermentation is used, and ignores its influence to humic acid content.The present invention combines aerobic fermentation and anaerobic fermentation, and increases
Half aerobic fermentation.The shortcomings that overcoming two kinds of fermentation process improves the humic acid content of organic fertilizer.
2. in organic matter raw material fermentation process decompose, convert, synthesis etc. influenced by many factors, such as temperature, moisture,
Aeration status etc., the present invention can promote or inhibit the decomposition or synthesis of organic matter, Jin Erda by the regulation to influence factor
To the purpose for being conducive to humic acid formation, improving organic fertilizer active constituent content.
3, the present invention is banked up according to the decomposition of organic matter in aerobic fermentation and anaerobic fermentation process, synthesis feature, raw material
Heating cooling difficulty or ease etc., optimize the sequencing of process.Simple process, it is easy to operate.
4, preparation method of the invention can significantly improve effective component-humic acid content of organic fertilizer, and humic acid content mentions
It is high about in 9-22%.Prepared organic fertilizer can improve soil texture, increase soil fertility, improve crop yield.Test result
It has been shown that, with comparative example compared with fertilizer of the present invention in plastic tent cucumber planting experiment volume increase 5.3~6.7%, greenhouse strawberry increases production 5.8~
7.1%.
Specific embodiment
Below with reference to embodiment, the present invention will be further described, but not limited to this.It is raw materials used in following embodiment: agriculture
Crop straw is crushed to 2 centimetres of length hereinafter, other raw materials are smashed to 2 centimetres of granularity or less.Unless otherwise instructed, moisture contains
Measure %, humic acid content % is mass percent.
Embodiment 1: a kind of preparation method of organic fertilizer, organic materials used are by mass parts by 100 parts of furfural dregs, mushroom
Cultivation 50 parts of waste material, 30 parts of corn stalk, 20 parts of chicken manure mix, steps are as follows:
First stage: aerobic fermentation.
Organic matter raw material is taken, adjusting moisture content to 55%, plastic covering film banks up fermentation, 55 DEG C are risen to temperature,
It is kept for 3 days;Turning, temperature rise to 55 DEG C, then are kept for 2 days;Period, (interval 12 hours) opens membrane gas treatment twice daily, often
Secondary 6 minutes.Fermentation ends obtain one time fermentation material A;
Second stage: half aerobic fermentation.
Fermentation materials A is supplied into moisture to 62%, plastic covering film extracts the air in film out, keeps air pressure inside
In 0.7 atmospheric pressure (0.07MPa megapascal), fermentation is banked up, is kept for 13 days when temperature rises to 45 DEG C.Obtain secondary fermentation material B;
Phase III: anaerobic fermentation.
By fermentation materials B turning, moisture is supplied to 65%, continues to be covered with plastic film, extracts the air in film out, protect
Air pressure inside is held in 0.1 atmospheric pressure (0.01MPa megapascal), is kept for 28 days under the conditions of 30 DEG C.Obtain fermentation materials C three times.It will
Material C drying, obtains organic fertilizer.Organic fertilizer humic acid content about 32.1% manufactured in the present embodiment.
Embodiment 2: a kind of preparation method of organic fertilizer, organic materials used are with 100 parts of Klinit dregs, planting almond abalone mushroom
50 parts of waste material, 30 parts of wheat straw, 20 parts of pig manure mixed by mass parts, steps are as follows:
First stage: aerobic fermentation.
Organic matter raw material is taken, adjusting moisture content to 53%, plastic covering film banks up fermentation, 52 DEG C are risen to temperature,
It is kept for 3 days;Turning, temperature rise to 50 DEG C, then are kept for 3 days.Period, (interval 12 hours) opens membrane gas treatment twice daily, often
Secondary 8 minutes.Fermentation ends obtain one time fermentation material A;
Second stage: half aerobic fermentation.
Fermentation materials A is supplied into moisture to 60%, plastic covering film extracts the air in film out, keeps air pressure inside
In 0.8 atmospheric pressure (0.08MPa megapascal), fermentation is banked up, is kept for 11 days when temperature rises to 48 DEG C.Obtain secondary fermentation material B;
Phase III: anaerobic fermentation.
By fermentation materials B turning, moisture is supplied to 68%, continues to be covered with plastic film, extracts the air in film out, protect
Air pressure inside is held in 0.2 atmospheric pressure (0.02MPa megapascal), is kept for 30 days under the conditions of 28 DEG C.Obtain fermentation materials C three times.It will
Fermentation materials C drying, obtains organic fertilizer of the present invention.The present embodiment organic fertilizer humic acid content about 28.9%.
Embodiment 3: a kind of preparation method of organic fertilizer, organic materials used are by 100 parts of bagasse, mushroom by mass parts
Cultivation 50 parts of waste material, 30 parts of rice husk, 20 parts of sheep dung mix, steps are as follows:
First stage: aerobic fermentation.
Organic matter raw material is taken, adjusting moisture content to 50%, plastic covering film banks up fermentation, 50 DEG C are risen to temperature,
It is kept for 2 days;Turning, temperature rise to 53 DEG C, then are kept for 3 days.Period, (interval 12 hours) opens membrane gas treatment twice daily, often
Secondary 5 minutes.Fermentation ends obtain one time fermentation material A;
Second stage: half aerobic fermentation.
Fermentation materials A is supplied into moisture to 65%, plastic covering film extracts the air in film out, keeps air pressure inside
In 0.6 atmospheric pressure (0.06MPa megapascal), fermentation is banked up, is kept for 10 days when temperature rises to 50 DEG C.Obtain secondary fermentation material B;
Phase III: anaerobic fermentation.
By fermentation materials B turning, moisture is supplied to 70%, continues to be covered with plastic film, extracts the air in film out, protect
Air pressure inside is held in 0.05 atmospheric pressure (0.005MPa megapascal), is kept for 25 days under the conditions of 33 DEG C.Obtain fermentation materials C three times.
Material C is dried, organic fertilizer is obtained.The organic fertilizer humic acid content about 29.6% of the present embodiment.
Embodiment 4: a kind of preparation method of organic fertilizer, organic materials used are with 100 parts of vinasse, seafood mushroom cultivation waste material
50 parts, 30 parts of corncob, 20 parts of cow dung mixed by mass parts, steps are as follows:
First stage: aerobic fermentation.
Organic matter raw material is taken, adjusting moisture content to 58%, plastic covering film banks up fermentation, 60 DEG C are risen to temperature,
It is kept for 2 days;Turning, temperature rise to 58 DEG C, then are kept for 2 days.Period, (interval 12 hours) opens membrane gas treatment twice daily, often
Secondary 7 minutes.Fermentation ends obtain one time fermentation material A;
Second stage: half aerobic fermentation.
Fermentation materials A is supplied into moisture to 64%, plastic covering film extracts the air in film out, keeps air pressure inside
In 0.5 atmospheric pressure (0.05MPa megapascal), fermentation is banked up, is kept for 15 days when temperature rises to 42 DEG C.Obtain secondary fermentation material B;
Phase III: anaerobic fermentation.
By fermentation materials B turning, moisture is supplied to 62%, continues to be covered with plastic film, extracts the air in film out, protect
Air pressure inside is held in 0.15 atmospheric pressure (0.015MPa megapascal), is kept for 33 days under the conditions of 31 DEG C.Obtain fermentation materials C three times.
Material C is dried, organic fertilizer is obtained.Organic fertilizer humic acid content about 31.0% manufactured in the present embodiment.
Comparative example: organic matter raw material is identical as embodiment, routinely organic fertilizer fermentation method, i.e., banks up hair using strip style
Ferment, moisture are adjusted to 55%-60%, and every turning in 7 days 1 time, fermentation time 42 days, organic fertilizer humic acid content about 26.3%.
The application effect of Examples 1 to 4 and comparative example is as follows:
Test period: in October, 2015 in March, 2016.
Test site and crop: Shouguang City, Shandong Province plastic tent cucumber, Shandong Province Accessories during Binzhou greenhouse strawberry.
Totally 5 processing of Examples 1 to 4 and comparative example are all provided at two, Shouguang City's plastic tent cucumber tests each plot area 20
Square metre, 400 kilograms per acre of the Rate of Organic Fertilizer of Examples 1 to 4;25 square metres of area of Binzhou strawberry experimental plot, embodiment 1
500 kilograms per acre of~4 Rate of Organic Fertilizer.Embodiment and comparative example fertilizer amount is identical, and method of administration is in cucumber and strawberry
It is applied before transplanting in cultivation cave, seedling is transplanted after mixing with soil, other fertilizer applications are carried out by peasant habit is unified, all pipes
Reason measure is consistent.Application effect is shown in Table 1.
The application of the Examples 1 to 4 compared with comparative example of table 1.
Fertilizer of the present invention |
Organic fertilizer humic acid increases % |
Cucumber production promoting efficiency % |
Strawberry yield-increasing efficiency % |
Embodiment 1 |
22.1 |
6.7 |
7.1 |
Embodiment 2 |
9.9 |
5.4 |
6.9 |
Embodiment 3 |
12.5 |
5.3 |
5.8 |
Embodiment 4 |
17.9 |
6.1 |
6.3 |