Background technology
Fertilizer is that the important substance of development high yield and high quality agricultural ensures, a lot of agricultural all will use chemical fertilizer or fertilizer to increase soil fertility, although chemical fertilizer has production-increasing function, but containing the multiple chemical composition being unfavorable for human body and environment, the quality of farm crop is caused to decline, make the hardening soil, soil fertility declines, and makes human survival and health be subject to great threat.
It is large to there is proportioning aspect specific inaccuracy in existing biological organic fertilizer, carries out scientific allocation according to practical application, and fermentation of becoming thoroughly decomposed is nonstandard, and bacterial classification selection is improper, thus causes existing biological organic fertilizer product existence burning root more or less to burn the phenomenons such as seedling.
Paper industry, in the process of pulping and paper-making, produces a large amount of paper wastes from different workshop section.Water treatment through one section and two sections generates a large amount of paper mill sludges, according to statistics, often produces 1 ton of paper and about produces 6.5m
3rare mud of 10% concentration, even if this mud is through mechanical dehydration, paper mill sludge water content is also difficult to lower than 60%, often in mud state.But in paper mill sludge except a large amount of fiber fines, also containing abundant nutrient and the medium trace element such as organic matter, N, P, K.In paper mill sludge dephosphorization and potassium on the low side outside, organic matter and total nitrogen content are apparently higher than general farm manure, and the more important thing is heavy metal content all lower than " agricultural sludge pollutant catabolic gene standard " (GB4284-84) that China promulgates for 1984, the risk of the agricultural heavy metal free pollution of paper mill sludge, so paper mill sludge is a kind of Organic Fertilizer Resources of super quality and competitive price.
In long-term phosphorate rock mining process, adopt richness and abandon poor phenomenon very seriously, estimate according to the insiders, every selecting and purchasing 1 ton of higher-grade Rock Phosphate (72Min BPL), will lose 8 tons of lean ores, wasting of resources phenomenon is serious.Although open source information shows, Chinese phosphorus ore reserves the second in the world, in China's phosphate rock resource, mid low grade phosphate rock reserves account for 97.5% of phosphorus ore total reserves, and wherein the mid low grade phosphate rock of more than 85% belongs to again appositional pattern collophanite, possess the average grade (P of resource reserve
2o
5content) be 16.95%.Allow national limited resources obtain good synthetical recovery and utilization, the common recognition of society should be become.
China is cultivation big country in the world, and the output of chicken and duck goose feather and pig hair is increasing, has millions of tons of raw material sources every year.Hair is a kind of Keratin sulfate, and containing nearly 20 seed amino acids, be the good raw material producing natural amino acid, wherein CYSTINE content is the highest, as pig hair contains about 14%, simultaneously also containing multiple amino acids such as tyrosine, arginine, leucines.Be conducive to improving raw-material utility value so obtain amino acid from family's poultry, really realize comprehensive utilization, zero release no pollution.
Guangxi is China sugarcane major production areas, all produces a large amount of sugarcane caudal lobes every year, and through annual output 1,000 ten thousand tons of raw material sugarcanes, subsidiary output 5% sugarcane caudal lobe meter per ton, sugarcane caudal lobe will reach 500,000 tons, and the most frequently used method of disposal of sugarcane grower is burnt on the spot by Caulis Sacchari sinensis leaf.Sugarcane field fertility can be increased to a certain extent although do like this, burn weeds insect to death, easily cause environmental pollution, also result in the significant wastage of resource simultaneously.
Summary of the invention
Problem to be solved by this invention is to provide and a kind ofly can well utilizes biological organic fertilizer of the nutritive ingredient be rich in paper mill sludge, Caulis Sacchari sinensis leaf, poultry hair and preparation method thereof.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: it is made up of the raw material of following weight percents:
In butt paper mill sludge 50-60%, Caulis Sacchari sinensis leaf 20-30%, poultry hair 6-10%, stellerite 5-8%, Rock Phosphate (72Min BPL) 5.5-7%, biological activity microbial inoculum 0.5-0.7%, rare earth nitrate 0.1 ~ 0.15%, xanthohumic acid 0.2-0.5%, sodium nitrophenolate 0.05-0.08%, composite trace element 0.3-0.5%.
In technique scheme, scheme can also be more specifically: described composite trace element comprises zinc sulfate, borax, manganous sulfate, ammonium molybdate, magnesium sulfate.
In technique scheme, its preparation process is:
A, first the airing of sugarcane caudal lobe is done to water content≤10%, then cut into long short section of 1cm ~ 2cm for subsequent use;
B, Rock Phosphate (72Min BPL) select phosphorus chemical industry to discard corner material, belong to low-grade phosphorus, and P2O5 content is not less than 17.0%, is ground into fine powder; Stellerite is natural crystal, through mechanical disintegration fine powder;
C, poultry hair are dry through airing, mechanical disintegration is for subsequent use to powder;
D, get the paper mill sludge that water content is 75-80%, the sugarcane caudal lobe sheet obtained with steps A mixes, make the moisture control of mixture at 55%-60%, then add the obtained rock phosphate powder of poultry hair that step C obtains, step B and stellerite powder mixes with biological activity microbial inoculum;
E, step D gains are made the wide 1.5-2.0 rice in bottom, the rectangular stacking of high 1 meter, through the process of static state buttress formula aerobic compost under force ventilated condition; Fertile heap carries out 60 ° of more than C thermophilic fermentations, and turning number of times is depending on temperature in heap, and every day monitors temperature in heap, and control temperature higher than 70 ° of C, does not namely carry out turning in overtemperature situation, turn over thoroughly evenly, fermentation time 28-30 days;
F, the fermented product of step e gained is added rare earth nitrate, xanthohumic acid, sodium nitrophenolate, composite trace element, after even blend, discharging, outdoor naturally dry after, obtain finished product paper mill sludge compost;
G, finished product paper mill sludge compost to be dried, then carry out successively sieving, granulation and pack.
Further: in step B, described Rock Phosphate (72Min BPL) crosses 60 mesh sieves after pulverizing, and described stellerite crosses 60 mesh sieves after pulverizing; In step C, described poultry hair crosses 50 mesh sieves after pulverizing; In D step, described paper mill sludge is fresh chemical slurry paper mill sludge.
Inventing said stellerite (Stellerite) its structure is moisture rack-like aluminosilicate, its chemical composition (%): SiO
258.76, Al
2o
314.13, CaO8.80, K
2o 0.11, Na
2o 0.18, Fe
2o
30.44, H
2o
+16.87, H
2o
-1.25, calculational chemistry formula is: (K
0. 017na
0. 042ca
1. 13)
1. 189[Al
1. 997si
7. 05o
18] 6. 75H
2o).Natural parastilbite is the aluminium silicate mineral of a kind of moisture basic metal or alkaline-earth metal, the tectosilicate be made up of silicon-oxy tetrahedron and aluminum-oxygen tetrahedron, and there are cavity and the passage of many openings in mineral inside, has very strong gas sorption ability.Natural zeolite is utilized to have vesicular structure and strong absorption property can manufacture controlled availability fertilizer and persistence fertilizer, add in fertilizer by zeolite powder and adsorb gas and the ammonium ions etc. such as ammonia nitrogen, greatly reduce distributing as odorous gas such as gas in bio-fertilizer composting process, reduce environmental pollution.Make fertilizer avoid running off simultaneously.Soil improvement action can be played simultaneously.
A large amount of acid can be produced in sludge composting fermenting process, cause the decline of fertile heap pH value, thus suppress the fermentation activity of microorganism, toward wherein adding ground phosphate rock, the acid produced in fermentation can be neutralized, be conducive to increasing biological bacteria active, self is also transformed into titanium pigment, increases available phosphorus and water-soluble phosphorus content in product; Ground phosphate rock can also reduce the activity of Heavy Metals in Sludge to some extent, reduces the content of heavy metal in product further.
Scientific research shows, the process of growth of rare earth element to various cash crop has very strong hormesis, can strengthen photosynthesis, improves chlorophyll content, is the absorption to nutrient, and is improved sulfatase active function; Crop has very high absorption, transport and Utilization ability to the amino acid that blade spraying or filling root are used.
The present invention, compared with other patent families, has following beneficial effect:
1, biological organic fertilizer of the present invention is by paper mill sludge, sugarcane caudal lobe and poultry hair and rock phosphate powder obtain by fermentation as main raw material, in fermented product, add rare earth nitrate simultaneously, other essential trace elements balanced, accomplish the harmony of organic materials and inorganic material, there are tens kinds of nutrition elite needed for plant growth, be rich in bioactive peptide, L-amino acid, also include nitre state simultaneously, ammonium state, amidonitrogen, rapid available phosphorus, potassium and inorganic elements iron, manganese, zinc, magnesium, rare earth, copper, boron, xanthohumic acid, probiotics, plant regulation agent etc., between each nutrient, inter-compatibility is good, easy utilization absorbed by crops, have antibacterial disease-resistant, improve plant materials immunologic function, the effect of regulating crop growth.
2, comprehensively comprehensive utilization of resources.From paper mill sludge, to sugarcane caudal lobe, poultry hair and low-grade phosphate ore stone, be all the waste product or by product that produce in industrial or agricultural, mining industry, be obtained for sufficient utilization in the present invention.
3, be clean, the production process of environment purification.The foul gas produced in composting process is cut down due to the strong absorption of stellerite, greatly reduces environmental pollution.
4, applied widely.The present invention is not only applicable to forest, flowers, turf, fruit tree, vegetables, also can be used as the crop base manure such as tobacco leaf, cotton, fiber crops, sugarcane.Have and farm crop can be made to make its robust growth, well developed root system, improve drought resisting, lodging-prevention ability, be conducive to the growth of cell walls, and it is rising that blade face can be made to reduce, promote root system respiration, efficiently solve unbalance the caused soil compaction of prior art organic fertilizer Middle nutrition composition, mineralising, hardening, the defects such as retentiveness difference.
Embodiment
Below by specific embodiment, the invention will be further described, but the present invention is not limited to these embodiments.
The per-cent related in following embodiment is all weight percentage.
Embodiment 1:
The biological organic fertilizer of the present embodiment adopts following raw material: fresh chemical slurry paper mill sludge 201.68 kilograms, Caulis Sacchari sinensis leaf 30 kilograms, 6 kilograms, poultry hair, stellerite 5 kilograms, Rock Phosphate (72Min BPL) 6.7 kilograms, biological activity microbial inoculum 0.7 kilogram, rare earth nitrate 0.13 kilogram, xanthohumic acid 0.5 kilogram, sodium nitrophenolate 0.05 kilogram, composite trace element 0.5 kilogram;
Its preparation process is:
A, first the airing of sugarcane caudal lobe is done to water content≤10%, then cut into long short section of 1cm for subsequent use;
B, Rock Phosphate (72Min BPL) select phosphorus chemical industry to discard corner material, belong to low-grade phosphorus, and P2O5 content is 17.0%, are ground into 60 order fine powders; Stellerite is natural crystal, becomes 60 order fine powders through mechanical disintegration;
C, poultry hair are dry through airing, mechanical disintegration to 50 order powder is for subsequent use;
D, get water content be 75% fresh chemical slurry paper mill sludge, the sugarcane caudal lobe sheet obtained with steps A mixes, make the moisture control of mixture at 55%-60%, then add the obtained rock phosphate powder of poultry hair that step C obtains, step B and stellerite powder mixes with biological activity microbial inoculum;
E, step D gains are made bottom is wide 1.5 meters, the rectangular stacking of high 1 meter, through the process of static state buttress formula aerobic compost under force ventilated condition; Fertile heap carries out 60 ° of C thermophilic fermentations, and turning number of times is depending on temperature in heap, and every day monitors temperature in heap, and control temperature higher than 70 ° of C, does not namely carry out turning in overtemperature situation, turn over thoroughly evenly, fermentation time 28 days;
F, the fermented product of step e gained is added rare earth nitrate, xanthohumic acid, sodium nitrophenolate, composite trace element, after even blend, discharging, outdoor naturally dry after, obtain finished product paper mill sludge compost;
G, finished product paper mill sludge compost to be dried, then carry out successively sieving, granulation and pack.
The composite trace element of the present embodiment comprises zinc sulfate, boric acid, manganous sulfate, ammonium molybdate, magnesium sulfate.
Embodiment 2:
The biological organic fertilizer of the present embodiment adopts following raw material: fresh chemical slurry paper mill sludge 243.08 kilograms, Caulis Sacchari sinensis leaf 20 kilograms, 7 kilograms, poultry hair, stellerite 5.5 kilograms, Rock Phosphate (72Min BPL) 5.5 kilograms, biological activity microbial inoculum 0.5 kilogram, rare earth nitrate 0.15 kilogram, xanthohumic acid 0.2 kilogram, sodium nitrophenolate 0.08 kilogram, composite trace element 0.3 kilogram;
Its preparation process is:
A, first the airing of sugarcane caudal lobe is done to water content≤10%, then cut into long short section of 2cm for subsequent use;
B, Rock Phosphate (72Min BPL) select phosphorus chemical industry to discard corner material, belong to low-grade phosphorus, and P2O5 content is 25.0%, are ground into 60 order fine powders; Stellerite is natural crystal, becomes 60 order fine powders through mechanical disintegration;
C, poultry hair are dry through airing, mechanical disintegration to 50 order powder is for subsequent use;
D, get the chemical pulp paper mill sludge that water content is 75%, the sugarcane caudal lobe sheet obtained with steps A mixes, make the moisture control of mixture at 55%-60%, then add the obtained rock phosphate powder of poultry hair that step C obtains, step B and stellerite powder mixes with biological activity microbial inoculum;
E, step D gains are made bottom is wide 2 meters, the rectangular stacking of high 1 meter, through the process of static state buttress formula aerobic compost under force ventilated condition; Fertile heap carries out 62 ° of C thermophilic fermentations, and turning number of times is depending on temperature in heap, and every day monitors temperature in heap, and control temperature higher than 70 ° of C, does not namely carry out turning in overtemperature situation, turn over thoroughly evenly, fermentation time 28 days;
F, the fermented product of step e gained is added rare earth nitrate, xanthohumic acid, sodium nitrophenolate, composite trace element, after even blend, discharging, outdoor naturally dry after, obtain finished product paper mill sludge compost;
G, finished product paper mill sludge compost to be dried, then carry out successively sieving, granulation and pack.
The composite trace element of the present embodiment comprises zinc sulfate, boric acid, manganous sulfate, ammonium molybdate, magnesium sulfate.
Embodiment 3:
The biological organic fertilizer of the present embodiment adopts following raw material: fresh chemical slurry paper mill sludge 263.2 kilograms, Caulis Sacchari sinensis leaf 21 kilograms, 10 kilograms, poultry hair, stellerite 8 kilograms, Rock Phosphate (72Min BPL) 7 kilograms, biological activity microbial inoculum 0.7 kilogram, rare earth nitrate 0.1 kilogram, xanthohumic acid 0.2 kilogram, sodium nitrophenolate 0.06 kilogram, composite trace element 0.3 kilogram;
Its preparation process is:
A, first the airing of sugarcane caudal lobe is done to water content≤10%, then cut into long short section of 1cm for subsequent use;
B, Rock Phosphate (72Min BPL) select phosphorus chemical industry to discard corner material, belong to low-grade phosphorus, and P2O5 content is 20.0%, are ground into 60 order fine powders; Stellerite is natural crystal, becomes 60 order fine powders through mechanical disintegration;
C, poultry hair are dry through airing, mechanical disintegration to 50 order powder is for subsequent use;
D, get the chemical pulp paper mill sludge that water content is 80%, the sugarcane caudal lobe sheet obtained with steps A mixes, make the moisture control of mixture at 55%-60%, then add the obtained rock phosphate powder of poultry hair that step C obtains, step B and stellerite powder mixes with biological activity microbial inoculum;
E, step D gains are made bottom is wide 1.5 meters, the rectangular stacking of high 1 meter, through the process of static state buttress formula aerobic compost under force ventilated condition; Fertile heap carries out 65 ° of C thermophilic fermentations, and turning number of times is depending on temperature in heap, and every day monitors temperature in heap, and control temperature higher than 70 ° of C, does not namely carry out turning in overtemperature situation, turn over thoroughly evenly, fermentation time 30 days;
F, the fermented product of step e gained is added rare earth nitrate, xanthohumic acid, sodium nitrophenolate, composite trace element, after even blend, discharging, outdoor naturally dry after, obtain finished product paper mill sludge compost;
G, finished product paper mill sludge compost to be dried, then carry out successively sieving, granulation and pack.
Above-described embodiment 1-embodiment 3 products obtained therefrom has following characteristics:
Product appearance: dark brown soil ulmin shape, loose, there is soil smell.
Technical indicator detected result: moisture 12.7%, nitrogen content is 3.55%; Phosphorus content is 2.69%; Potassium content is 0.60%; Organic matter is 46.8%; PH value 6.9; Living bacteria count (cfu) is: 0.98 hundred million/g; Excrement colibacillus group number is: 43/g (mL); Induced worm egg death rate is: 98.7%; All reach NY 884-2004 and NY525-2002 People's Republic of China (PRC) industry. standard
Limit index and detected result are
(unit: mg/Kg):
The composite trace element of the present embodiment comprises zinc sulfate, borax, manganous sulfate, ammonium molybdate, magnesium sulfate.
effect test
Test subject: winter kind rapeseed cultivation
(1) design tested and way
Test design: test point two process, repeat for three times, plot area is 0.03 mu of (40m
2).Random alignment, each community seeding row spacing is identical, and pocket number is identical.Street crossing is established in minizone, and begin to rehearse irrigation ditch, establishes the plantation of protection row around examination district.
Processing item: (1) sealing fertilizer (contrast), (2) execute composite bio-fertilizer.
Application process: press Mei Mu composite fertilizer 25 kilograms mixing row replacement when cultivation and banking
Cultivation management: (1) planting patterns: culturing and transplanting seedlings cave kind, kind Rongyou No.3.Nursery on October 4, November 27 transplanted, and line-spacing 40cm, spacing in the rows 33cm, 150 pockets are planted in every community.Control group sealing fertilizer 25 kilograms, treatment group executes 25 kilograms of composite fertilizers.Plant rear pouring normal root water to bring back to life.April 9, maturation was received.(2) field production management: carry out intertill and clean tillage ridging routinely, prevention and elimination of disease and pests.(3) using method of test materials: to spread manuer in holes respectively composite fertilizer and composite bio-fertilizer by mu consumption 30 kilograms.(2) test-results and analysis
1, yield result
Receiving threshing in point community, dries, take output, be converted into per mu yield, the results are shown in Table to be treated to unit
Yield result tested by table 1
Result shows, the biological composite special fertilizer of crop applying has extremely significant effect of increasing production than contrast, and mathematical statistics reaches pole saliency value.
2, species test result: Qian Mei community of receiving is got representational plant 10 pearl and carried out species test, measure often process average plant height, bear pods number, branch amount and 100-grain weight, the results are shown in Table 2.
Table 2 bio-fertilizer is on the impact of black soya bean economical character
Result shows: use biological composite special fertilizer, can improve the activity of rape root enzyme, increases anti-adversity ability, promotes vine growth and development, improves the agronomic shape of rape, increasing of quality and production.