The content of the invention
The technical problems to be solved by the invention are to provide a kind of multielement composite microbe fertilizer and its production method, and this is more
Elements compounding microorganism fertilizer improves the utilization rate of potassium shale, improves the combination property of composite fertilizer, improves fertilizer efficiency, expands
Application.
In order to solve the above technical problems, the potassium shale and humic acid rich in potassium oxide that the applicant location abounds with are original
Material, the colloid bacillus cereus using the powerful deposit number of ability of dissolving potassium as CGMCCNo.8481(Bacillus mucilaginosus)HSCUP-76-8 as potassium decomposing strain, using the strong deposit number of dissolving P capacity as CGMCC No.4296's
Bacillus megaterium (Bacillus megaterium) as phosphorus decomposing strain, using deposit number as CCTCC M207197 not
Blue kirschner bacterium (Frankia.sp) fgc6 bacterial strains are as fixed nitrogen strain, after carrying out fermented and cultured to potassium shale and humic acid respectively,
It is made rich in the multielement composite microbe fertilizer based on potassium.
Multielement composite microbe fertilizer of the present invention is to be prepared according to the following steps:
(1) prepare potassium shale powder and choose potassium shale of the potassium oxide content more than 8%, be ground into 150-250 mesh, it is standby;
(2) prepare humic acid powder and take humic acid of the content of organic matter more than 55%, be ground into 100-150 mesh, it is standby;
(3) preparing castor cake powder takes castor cake to be ground into 80-100 mesh, standby;
(4) preparation potassium decomposing fermented liquid, which goes bail for hide, numbers the colloid bacillus cereus for being CGMCCNo.8481(Bacillus mucilaginosus)HSCUP-76-8 carries out high density fermentation preparation as potassium solubilizing bacteria, and concrete technology step is:
Colloid bacillus cereus HSCUP-76-8 is inoculated in slant medium and activated by A, temperature control at 29-33 DEG C,
24-48 hours are cultivated, obtain original bevel seed, then original bevel seed is inoculated in slant medium, the same terms culture,
Inclined-plane seed must be produced;
B is inoculated in inclined-plane seed is produced in fluid nutrient medium, and 20%-45% liquid is loaded in 200-500mL container
Body culture medium, 29-33 DEG C of shaking table culture temperature, rotating speed 160-220r/min, incubation time 8-12 hours, obtain seed liquor;
Seed liquor is inoculated in seed tank culture base by C, coefficient 0.7-0.8,121 DEG C of steam sterilizings 20 minutes, inoculation
Measure 5%-10%, 29-33 DEG C of cultivation temperature, throughput 1.0:0.8-1.0(v/v·min), dissolved oxygen saturation is controlled with speed of agitator
Spend DO values 10%-30%, pH controls are cultivated 8~12 hours, acquisition seeding tank seed liquor 7.2 ± 0.2;
Seeding tank seed liquor is inoculated in fermentation basal medium by D, coefficient 0.7-0.8,121 DEG C of steam sterilizings
20 minutes, inoculum concentration 5%-10%, control parameter:29-33 DEG C of temperature, pH value 7.0-7.2, throughput 1:0.8-1.2(v/v·
min), dissolved oxygen saturation degree DO value 20%-30% are controlled with speed of agitator, foam is controlled by defoamer of vegetable oil;It is small at interval of 4
When take a sample, make microscopy observation bacterium number and thalli morphology, chemical examination sugar, ammoniacal nitrogen, according to the in good time feed supplement of assay, control immediately
Sugaring dosage is 2g/L-3g/L, with NH4Cl controls nitrogen source 0.5g/L-0.1g/L, cultivates 12-14 hours, stops mending nitrogen, then
Adjust control parameter:33-37 DEG C of temperature, pH value 7.2-8.9, throughput 1:1.0-0.8(v/v·min), with speed of agitator
Dissolved oxygen saturation degree DO values 5%~10% are controlled, promotes sporulation, a sample was taken at interval of 4 hours, make microscopy observation thalline immediately
Form, when the thalli morphology more than 98% in the microscopy visual field is gemma, stop fermented and cultured, gemma number reaches 1.8 × 109
cfu/mL-2.0×109Cfu/mL, gemma conversion ratio are standby more than 75%;
The constituent of described slant medium is:Sucrose 5-6g, NaH2PO4 1-1.5g、MgSO4·7H2O 0.3-
0.5g、FeCl3 0.004-0.005g、CaCO3 0-0.1g, agar 20-30g, distilled water 1000mL, pH 7.0-7.4;
The constituent of described fluid nutrient medium is:Sucrose 5-10g, NH4Cl 0.5-1g、NaH2PO4 1-1.5g、
MgSO4·7H2O 0.5-1g、FeCl3 0.005g、CaCO3 0.1-0.3g, distilled water 1000mL, pH 7.0-7.4;
The constituent of described seed tank culture base is:Sucrose 2-5g, starch 3-10g, (NH4)2SO4 1-2g/
NH4Cl 0.5-1g, yeast extract 1-2g, NaH2PO4 1-1.5g、MgSO4·7H2O 0.5-1g、FeCl30.005g, distilled water
1000mL, pH 7.0-7.4;
The constituent of described fermentation basal medium is:Sucrose 5g, (NH4)2SO4 1-2g/ NH4Cl 0.5-
1g, yeast extract 1-2g, NaH2PO4 1-2g、MgSO4·7H2O 0.5-1g、FeCl30.005g, distilled water 1000mL, pH
7.0-7.4;Wherein described sucrose can with corn flour, starch any one or more equivalent replace;
(5) preparation phosphorus decomposing fermented liquid, which goes bail for hide, numbers the bacillus megaterium (Bacillus for being CGMCC No.4296
Megaterium high density fermentation preparation) is carried out as phosphate solubilizing bacteria, the constituent of phosphorus decomposing bacterium culture medium is:Glucose 8-
10g, (NH4)2SO40.5-0.8g, NaCl 0.3-0.5g, MgSO4·7H2O 0.3-0.5g, KCl 0.3-0.5g, FeSO4·
7H2O 0.03-0.05g, MnSO4·4H2O 0.03-0.05g, Ca3(PO4)25-6g, distilled water 1000mL, pH7.0-7.2;Hair
32-48 hours ferment time reach 4.5 × 109More than cfu/mL, stop fermented and cultured, it is standby;
(6) prepare fixed nitrogen fermented liquid go bail for hide numbering be CCTCC M207197 frankia
(Frankia.sp) for fgc6 bacterial strains as nitrogen-fixing bacteria, fermentation prepares the constituent of the culture medium of high density bacterium solution by gross mass point
Number 100% is counted, glucose 0.03%-0.08%, Tween 80 0.003%-0.008%, Sodium Pyruvate 0.03%-0.08%,
(NH4) 2SO40.05%-0.1%, KH2PO4 0.095%, K2HPO4 0.0435%, MgSO47H2O 0.0096%,
CaCl2 0.001%, FeSO4 0.00056%, NaEDTA 0.00075%, trace element water-soluble liquid 0.1%, vitamin is water-soluble
Liquid 0.1%, surplus are water;Trace element water-soluble liquid composition therein is H3BO3 0.286% based on total mass fraction 100%,
MnCl2 0.181%, ZnSO4 0.022%, CuSO4 0.008%, Na2MoO4 0.0025%, CoCl2 0.0025% and remaining
Measure as water;The vitamin aqueous solution is formed based on total mass fraction 100%, is vitamin V B1 0.001%, nicotinic acid 0.005%,
Biotin 0.0015%, folic acid 0.001%, calcium pantothenate 0.001%, riboflavin 0.001% and surplus are water;First 28-30
After being cultivated 10-15 days at DEG C, then culture 72-96 hours obtain the hair that dry cell weight is more than 300 μ g/mL at 28-30 DEG C
Zymotic fluid, it is standby;
(7) it is the ︰ 0.8 of 1 ︰ 1 by the mass volume ratio of potassium page rock powder ︰ potassium decomposing fermented liquid ︰ phosphorus decomposing fermented liquids, (1) is made
Phosphorus decomposing bacterium solution prepared by potassium decomposing bacterium solution prepared by standby potassium shale powder, (4), (5) is mixed evenly, in 34-36 DEG C, humidity
Under the conditions of 65%-75%, aerobic fermentation 7-9 days, then natural air drying, standby;
(8) it is the ︰ 1 of 5-8 ︰ 1 by the mass volume ratio of humic acid powder ︰ castor cake powder ︰ fixed nitrogen fermented liquids, is prepared by (2)
Nitrogen-fixing bacteria prepared by humic acid powder, the castor cake powder of (3) preparation, (7) are mixed evenly, in 28-30 DEG C, humidity 65%-75%
Under the conditions of, aerobic fermentation 10-12 days, then natural air drying, standby;
(9) nitrogen-fixing bacteria humic acid and castor cake powder prepared by the activation potassium shale powder prepared (7) and (8) is in mass ratio
58-63 ︰ 37-42 are well mixed, and are dried below 35 DEG C to moisture and are less than or equal to 8%, as finished product.
After testing, the multielement composite microbe fertilizer produced according to the method for the present invention contains following component:Organic matter
10%-12%, potassium oxide 5%-7%, sulphur 0.7%-0.8%, calcium 5%-8%, magnesium 0.4%-0.5%, boron 0.1%-0.3%, iron 1.5%-3%, copper
0.2%-0.3%, zinc 0.1%-0.3%, manganese 0.2%-0.4%, molybdenum 0.3%-0.4 $, potassium solubilizing bacteria 1.4-1.7%, phosphate solubilizing bacteria 1.2%-1.4%,
Nitrogen-fixing bacteria 1.5%-1.9%, water 7%-8%, surplus are silica.
Humic acid and castor cake powder of the multi-elements composite fertilizer of the present invention from the potassium shale of rich potassium and rich in organic matter
, will using biotechnology respectively in the presence of potassium decomposing fermented liquid, phosphorus decomposing fermented liquid and fixed nitrogen fermented liquid as raw material
The potassium of potassium shale and soil nonabsorable, phosphorus etc. discharge member and usually directly absorbed for crop.The multielement of the present invention is answered
The a large amount of various microorganisms contained in Hefei promote field biological circle soil, plant, animal and the mass exchange of microorganism with it is good
Property circulation, the effect of reaching improved soil, optimize the environment.
The multi-elements composite fertilizer of the present invention has the characteristics of more nutrition, plyability, contained big, middle and trace element with it is micro-
The nutrient that biological nitrogen fixation, potassium decomposing, phosphate solubilizing bacteria are discharged disclosure satisfy that nutritional need of the crop in each growth period, reduce disease pest
Harmful generation, improve the quality and yield of agricultural product.The multi-elements composite fertilizer of the present invention does base manure one-time use, subtracts
Peasant's operating cost is lacked.The multi-elements composite fertilizer of the present invention is green, energy-saving low-carbon, is released in process of production using biology
Technique is put, does not have " three wastes " discharge, fermentation process is carried out under the conditions of normal temperature with thermophilic, without the acid group in chemical fertilizer, alkali
The harmful components such as base, can effectively improved soil and environment.The bar of organic food can be reached using the multi-elements composite fertilizer of the present invention
Part requirement.Show through large area agricultural experiment statistics, increase production using the multi-elements composite fertilizer field crop of the present invention 15%
More than, gourd, fruit and vegetable volume increase more than 30%.
Embodiment
The multielement composite microbe fertilizer of the present invention is with the potassium shale rich in potassium oxide, humic acid and castor rich in organic matter
Numb cake is raw material, the colloid bacillus cereus using deposit number as CGMCCNo.8481(Bacillus mucilaginosus)
Bacillus megaterium (Bacilluss of the HSCUP-76-8 as potassium decomposing strain, using deposit number as CGMCC No.4296
Megaterium) the frankia (Frankia.sp) as phosphorus decomposing strain, using deposit number as CCTCC M207197
Fgc6 bacterial strains after carrying out fermented and cultured to potassium shale and humic acid respectively, are made rich in more based on potassium as fixed nitrogen strain
Elements compounding microorganism fertilizer.
Multielement composite microbe fertilizer of the present invention is to be prepared according to the following steps:
(1) prepare potassium shale powder and choose potassium shale of the potassium oxide content more than 8%, be ground into 150-250 mesh, it is standby;
(2) prepare humic acid powder and take humic acid of the content of organic matter more than 55%, be ground into 100-150 mesh, it is standby;
(3) preparing castor cake powder takes castor cake to be ground into 80-100 mesh, standby;
(4) preparation potassium decomposing fermented liquid, which goes bail for hide, numbers the colloid bacillus cereus HSCUP-76- for being CGMCCNo.8481
8 are used as potassium solubilizing bacteria to carry out high density fermentation preparation, and concrete technology step is:
Colloid bacillus cereus HSCUP-76-8 is inoculated in slant medium by A, and (constituent of slant medium is:Sugarcane
Sugared 5-6g, NaH2PO4 1-1.5g、MgSO4·7H2O 0.3-0.5g、FeCl3 0.004-0.005g、CaCO3 0-0.1g, fine jade
Fat 20-30g, distilled water 1000mL, pH 7.0-7.4) activated, temperature control cultivates 24-48 hours at 29-33 DEG C,
Original bevel seed is obtained, then original bevel seed is inoculated in slant medium, the same terms culture, inclined-plane kind must be produced
Son;
B will produce inclined-plane seed and be inoculated in fluid nutrient medium (constituent of fluid nutrient medium be:Sucrose 5-10g,
NH4Cl 0.5-1g、NaH2PO4 1-1.5g、MgSO4·7H2O 0.5-1g、FeCl3 0.005g、CaCO3 0.1-0.3g, distillation
In water 1000mL, pH 7.0-7.4,20%-45% fluid nutrient medium, shaking table culture temperature are loaded in 200-500mL container
Degree 29-33 DEG C, rotating speed 160-220r/min, incubation time 8-12 hours, obtain seed liquor;
Seed liquor is inoculated in seed tank culture base by C, and (constituent of seed tank culture base is:Sucrose 2-5g, starch
3-10g、(NH4)2SO4 1-2g/ NH4Cl 0.5-1g, yeast extract 1-2g, NaH2PO4 1-1.5g、MgSO4·7H2O 0.5-
1g、FeCl30.005g, distilled water 1000mL, pH 7.0-7.4, coefficient 0.7-0.8,121 DEG C of steam sterilizings 20 minutes,
Inoculum concentration 5%-10%, 29-33 DEG C of cultivation temperature, throughput 1.0:0.8-1.0(v/v·min), dissolved oxygen is controlled with speed of agitator
Saturation degree DO values 10%-30%, pH control are cultivated 8~12 hours, obtain seeding tank seed liquor 7.2 ± 0.2;
D by seeding tank seed liquor be inoculated in fermentation basal medium (fermentation basal medium constituent be:Sucrose
5g、 (NH4)2SO4 1-2g/ NH4Cl 0.5-1g, yeast extract 1-2g, NaH2PO4 1-2g、MgSO4·7H2O 0.5-1g、
FeCl30.005g, distilled water 1000mL, pH 7.0-7.4;Wherein described sucrose can use corn flour, starch it is any one
The equivalent of kind or more replaces, coefficient 0.7-0.8,121 DEG C of steam sterilizings 20 minutes, inoculum concentration 5%-10%, control parameter:
29-33 DEG C of temperature, pH value 7.0-7.2, throughput 1:0.8-1.2(v/v·min), dissolved oxygen saturation degree is controlled with speed of agitator
DO value 20%-30%, foam is controlled by defoamer of vegetable oil;Took a sample at interval of 4 hours, make immediately microscopy observation bacterium number and
Thalli morphology, chemical examination sugar, ammoniacal nitrogen, according to the in good time feed supplement of assay, it is 2g/L-3g/L, with NH to control sugared agent amount4Cl is controlled
Nitrogen source 0.5g/L-0.1g/L, 12-14 hours are cultivated, stop mending nitrogen, then adjust control parameter:33-37 DEG C of temperature, pH value
7.2-8.9, throughput 1:1.0-0.8(v/v·min), with speed of agitator control dissolved oxygen saturation degree DO values 5%~10%, promote
Sporulation, a sample was taken at interval of 4 hours, make microscopy observation thalli morphology immediately, when the thalli morphology 98% in the microscopy visual field
When being gemma above, stop fermented and cultured, gemma number reaches 1.8 × 109 cfu/mL-2.0×109Cfu/mL, gemma conversion ratio
It is standby more than 75%;
(5) preparation phosphorus decomposing fermented liquid, which goes bail for hide, numbers the bacillus megaterium for being CGMCC No.4296 as phosphorus decomposing
Bacterium carries out high density fermentation preparation, and the constituent of phosphorus decomposing bacterium culture medium is:Glucose 8-10g, (NH4)2SO40.5-0.8g,
NaCl 0.3-0.5g, MgSO47H2O 0.3-0.5g, KCl 0.3-0.5g, FeSO47H2O 0.03-0.05g, MnSO4·
4H2O 0.03-0.05g, Ca3(PO4)25-6g, distilled water 1000mL, pH7.0-7.2;Fermentation time 32-48 hours reach 4.5
×109More than cfu/mL, stop fermented and cultured, it is standby;
(6) prepare fixed nitrogen fermented liquid go bail for hide numbering be CCTCC M207197 frankia fgc6 bacterial strains make
For nitrogen-fixing bacteria, fermentation prepares the constituent of the culture medium of high density bacterium solution based on total mass fraction 100%, glucose
0.03%-0.08%, Tween 80 0.003%-0.008%, Sodium Pyruvate 0.03%-0.08%, (NH4) 2SO40.05%-
0.1%, KH2PO4 0.095%, K2HPO4 0.0435%, MgSO47H2O 0.0096%, CaCl2 0.001%, FeSO4
0.00056%, NaEDTA 0.00075%, trace element water-soluble liquid 0.1%, the vitamin aqueous solution 0.1%, surplus are water;Its
In trace element water-soluble liquid form based on total mass fraction 100%, be H3BO3 0.286%, MnCl2 0.181%, ZnSO4
0.022%, CuSO4 0.008%, Na2MoO4 0.0025%, CoCl2 0.0025% and surplus are water;The vitamin aqueous solution
Composition is vitamin V B1 0.001% based on total mass fraction 100%, nicotinic acid 0.005%, biotin 0.0015%, folic acid
0.001%, calcium pantothenate 0.001%, riboflavin 0.001% and surplus are water;After being cultivated 10-15 days at first 28-30 DEG C, then
Culture 72-96 hours obtain the zymotic fluid that dry cell weight is more than 300 μ g/mL at 28-30 DEG C, standby;
(7) it is the ︰ 0.8 of 1 ︰ 1 by the mass volume ratio of potassium page rock powder ︰ potassium decomposing fermented liquid ︰ phosphorus decomposing fermented liquids, (1) is made
Phosphorus decomposing bacterium solution prepared by potassium decomposing bacterium solution prepared by standby potassium shale powder, (4), (5) is mixed evenly, in 34-36 DEG C, humidity
Under the conditions of 65%-75%, aerobic fermentation 7-9 days, then natural air drying, standby;
(8) it is the ︰ 1 of 5-8 ︰ 1 by the mass volume ratio of humic acid powder ︰ castor cake powder ︰ fixed nitrogen fermented liquids, is prepared by (2)
Nitrogen-fixing bacteria prepared by humic acid powder, the castor cake powder of (3) preparation, (7) are mixed evenly, in 28-30 DEG C, humidity 65%-75%
Under the conditions of, aerobic fermentation 10-12 days, then natural air drying, standby;
(9) nitrogen-fixing bacteria humic acid and castor cake powder prepared by the activation potassium shale powder prepared (7) and (8) is in mass ratio
58-63 ︰ 37-42 are well mixed, and are dried below 35 DEG C to moisture and are less than or equal to 8%, as finished product.