CN104211544B - A kind of acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil - Google Patents
A kind of acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil Download PDFInfo
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 101
- 235000009566 rice Nutrition 0.000 title claims abstract description 94
- 239000002689 soil Substances 0.000 title claims abstract description 46
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 33
- 235000016709 nutrition Nutrition 0.000 title claims abstract description 24
- 230000035764 nutrition Effects 0.000 title claims abstract description 24
- 238000009395 breeding Methods 0.000 title claims abstract description 22
- 230000001488 breeding effect Effects 0.000 title claims abstract description 22
- 240000007594 Oryza sativa Species 0.000 title description 8
- 241000209094 Oryza Species 0.000 claims abstract description 93
- 238000000855 fermentation Methods 0.000 claims abstract description 50
- 239000010903 husk Substances 0.000 claims abstract description 43
- 230000004151 fermentation Effects 0.000 claims abstract description 42
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 41
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims abstract description 38
- 239000002994 raw material Substances 0.000 claims abstract description 25
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims abstract description 21
- 235000011130 ammonium sulphate Nutrition 0.000 claims abstract description 21
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims abstract description 20
- 229960001763 zinc sulfate Drugs 0.000 claims abstract description 20
- YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 claims abstract description 19
- 229910000389 calcium phosphate Inorganic materials 0.000 claims abstract description 19
- 235000019691 monocalcium phosphate Nutrition 0.000 claims abstract description 19
- 239000001103 potassium chloride Substances 0.000 claims abstract description 19
- 235000011164 potassium chloride Nutrition 0.000 claims abstract description 19
- 229910000368 zinc sulfate Inorganic materials 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000010306 acid treatment Methods 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 239000002068 microbial inoculum Substances 0.000 claims description 14
- 238000010564 aerobic fermentation Methods 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 241000894006 Bacteria Species 0.000 claims description 6
- 239000001913 cellulose Substances 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 6
- 210000003608 fece Anatomy 0.000 claims description 5
- 239000010871 livestock manure Substances 0.000 claims description 5
- 230000020477 pH reduction Effects 0.000 claims description 4
- 244000063299 Bacillus subtilis Species 0.000 claims description 3
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 3
- 241000233866 Fungi Species 0.000 claims description 3
- 240000001046 Lactobacillus acidophilus Species 0.000 claims description 3
- 235000013956 Lactobacillus acidophilus Nutrition 0.000 claims description 3
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims description 3
- 235000014680 Saccharomyces cerevisiae Nutrition 0.000 claims description 3
- CKUAXEQHGKSLHN-UHFFFAOYSA-N [C].[N] Chemical compound [C].[N] CKUAXEQHGKSLHN-UHFFFAOYSA-N 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000035558 fertility Effects 0.000 abstract description 2
- 239000002253 acid Substances 0.000 description 21
- 239000003337 fertilizer Substances 0.000 description 8
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 201000010099 disease Diseases 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 239000004021 humic acid Substances 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 235000003891 ferrous sulphate Nutrition 0.000 description 3
- 239000011790 ferrous sulphate Substances 0.000 description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- 238000002386 leaching Methods 0.000 description 3
- 230000000813 microbial effect Effects 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000001117 sulphuric acid Substances 0.000 description 3
- 235000011149 sulphuric acid Nutrition 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 235000013877 carbamide Nutrition 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 241000918585 Pythium aphanidermatum Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 241001148470 aerobic bacillus Species 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 229910001871 ammonium zinc sulfate Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229930002875 chlorophyll Natural products 0.000 description 1
- 235000019804 chlorophyll Nutrition 0.000 description 1
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000003864 humus Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 235000001508 sulfur Nutrition 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
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- Fertilizers (AREA)
Abstract
The acidity-adjusting nutrition agent of a kind of medium for dry breeding of seedling bed of rice soil disclosed by the invention, relates to the seedling cultivation of rice technology in agricultural plantation technology field；It is be prepared from by the raw material of following weight portion: fermentation rice husk 60-70,60% dilute sulfuric acid 4-6, ammonium sulfate 12-17, calcium superphosphate 12-17, potassium chloride 1-2, zinc sulfate 0.5-0.8；Its preparation method is as follows: (i), get the raw materials ready；(ii), acid treatment；(iii), mixing；Have can regulate acidity, again can increase fertility, also can improve bed soil physics and chemistry state and draw materials extensively, technique is simple, with low cost, be suitable for the features such as south China production, it is adaptable to early-mid-late rice dryland seedling machine rice transplanting Seedling in all parts of the country and hands rice transplanting Seedling.
Description
Technical field
The present invention relates to the seedling cultivation of rice technology in agricultural plantation technology field, particularly the acidity-adjusting nutrition agent of a kind of medium for dry breeding of seedling bed of rice soil.
Background technology
Promoting paddy drought seedling is the needs adapting to mechanized planting, is also the needs cultivating Oryza sativa L. strong sprout.Correlational study shows, rice seedling adapts to grow under acid soil environment, and rice seedling bed earth is carried out acidification, it is possible to improve nutriture and the environmental condition of bed soil, thus effectively preventing and treating the generation of rice seedling damping-off.Therefore, regulate bed soil to suitable acidity, be nurturing staff, guarantee the key technology of Oryza sativa L. good quality and high output.
At present, the acid adjustment material that Oryza sativa L. seedling bed regulating acid uses, it is mainly the inorganic material such as sulphuric acid, sulfur, ferrous sulfate." agricultural and technology " 05 phase in 1999 disclosed " analysis that Seedling Quality in Rice is affected by ferrous sulfate ", ferrous sulfate is probed into for Oryza sativa L. seedling bed regulating acid；" Heilongjiang Bayi Agricultural Reclamation University's journal " l9 rolls up the l phase in February, 2007 disclosed " sulfur progress on rice seedling bed earth ", and sulfur has been probed into for Oryza sativa L. seedling bed regulating acid；" agricultural modernization " 09 phase in 1993 disclosed " in a Rice Seedling Culture Under Dry Condition process how acid adjustment " literary composition refer to the method using sulphuric acid to carry out seedling bed regulating acid.Research finds: though this type of acid adjustment material can comparatively fast regulate bed soil pH, but exists and easily greatly by water leaching, pH excursion and is not easily grasped consumption and be easily generated the drawback of acid evil.
In the last few years, develop organic type regulating acid agent gradually, mainly with nitro humus acid or furfural dregs etc. for raw material, by puddling part nutrient, processed, make acidity-adjusting nutrition agent.Such as Chinese patent (number of patent application is 88106868.3) disclosed " Regulating Agent On Dry Seedling Bed of Rice being base material with furfural dregs ", it is with furfural dregs for base material, adds the novel regulating acid agent of a certain amount of dilute sulfuric acid composite N,P,K fertilizers and the trace element such as zinc, manganese；This regulating acid agent is applicable to neutral and basic soil, a mud acid degree can be made to hold time length, have diseases prevention, weight gaining, strong seedling, promote production-increasing function.Though this type of regulating acid agent has, acid adjustment is stable, not easily leaching and the advantage such as nutrient needed for increasing the bed soil content of organic matter and rice seedling seedling growth, but it draws materials limited, it is not suitable for the preparation of south rice sprout cultivation regulating acid agent and draws materials (because furfural production producer of China is mainly distributed on Hebei, the northern com place of production, Shanxi, Henan, Shandong, Jilin, Liaoning, Heilungkiang etc. and economizes).
Summary of the invention
Deficiency existing for prior art, it is an object of the invention to provide a kind of can regulate acidity, again can increase fertility, also can improve bed soil physics and chemistry state and draw materials extensively, technique is simple, with low cost, be suitable for the acidity-adjusting nutrition agent that south China produces.
For achieving the above object, the technical measures that the present invention takes are to invent the acidity-adjusting nutrition agent of a kind of medium for dry breeding of seedling bed of rice soil, are be prepared from by the raw material of following weight portion:
Fermentation rice husk 60-7060% dilute sulfuric acid 4-6 ammonium sulfate 12-17
Calcium superphosphate 12-17 potassium chloride 1-2 zinc sulfate 0.5-0.8；
Its preparation method is as follows:
(i), get the raw materials ready: according to the above ratio, weigh each raw material respectively, standby；
(ii), acid treatment: after standby fermentation rice husk and 60% dilute sulfuric acid mix homogeneously, be placed in hermetic container and carry out acidification, 1-3 days time, become acid treatment fermentation rice husk, standby；
(iii), mixing: the rice husk that standby ammonium sulfate, calcium superphosphate, potassium chloride and zinc sulfate and acid treatment fermented is sent in blender in the lump, after being uniformly mixed, pulverize again, cross 10-30 mesh sieve, carry out secondary mix and blend again, become the acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil, can pack, put in storage；
Described fermentation rice husk is to be prepared from as follows:
A, dispensing: add nitrogen manure and water in the husk of paddy rice, regulating its carbon-nitrogen ratio be 25-30, water content is 60-70%, becomes compound, standby；
Described nitrogen manure is one or more in carbamide, ammonium hydrogen carbonate, ammonium chloride, ammonium sulfate, when for time multiple, the proportioning of each component is equal portions or other ratio；
B, interpolation microbial inoculum: in standby compound, add the complex microbial inoculum accounting for compound weight 0.1-0.3%, become and add bacterium compound, standby；
Described complex microbial inoculum is to be mixed by the microbial inoculum of following weight portion:
Bacillus subtilis 25-35 saccharomyces cerevisiae 10-15 white rot fungi 15-20
Thermophilic anaerobic cellulose decomposer 18-22 bacillus acidophilus 18-22；
C, aerobic fermentation: under indoor environment, the standby bacterium compound code that adds is become the stockpile of 0.4-0.5 rice high (length and width size is not limit), then, carry out aerobic fermentation, in time piling temperature and rise to 50-60 DEG C, carry out turning process, turning more than twice during fermentation, after fermenting 10-15 days, become aerobic fermentation stockpile, standby；
D, anaerobic fermentation: standby aerobic fermentation stockpile is increased the stockpile to 1.5-1.8 rice (length and width size is not limit), and add cover overcover seal, then, anaerobic fermentation, fermentation time 20-30 days are carried out, treat that heap temperature no longer changes, when material is pitchy, removing covering, scattered heap is made thinner, after being down to room temperature, namely become fermentation rice husk.
The technical scheme one of its optimization is to be prepared from by the raw material of following weight portion:
Fermentation rice husk 6060% dilute sulfuric acid 6 ammonium sulfate 16
Calcium superphosphate 15.4 potassium chloride 2 zinc sulfate 0.6.
The technical scheme two of its optimization is to be prepared from by the raw material of following weight portion:
Fermentation rice husk 7060% dilute sulfuric acid 4 ammonium sulfate 12
Calcium superphosphate 12.2 potassium chloride 1 zinc sulfate 0.8.
The technical scheme three of its optimization is to be prepared from by the raw material of following weight portion:
Fermentation rice husk 6060% dilute sulfuric acid 4 ammonium sulfate 17
Calcium superphosphate 17 potassium chloride 1.5 zinc sulfate 0.5.
The technical scheme four of its optimization is to be prepared from by the raw material of following weight portion:
Fermentation rice husk 6660% dilute sulfuric acid 5 ammonium sulfate 14.5
Calcium superphosphate 12 potassium chloride 2 zinc sulfate 0.5.
Above-mentioned raw materials used in: ammonium sulfate available nitrogen content >=21%, the available phosphorus of calcium superphosphate is (with P2O5Meter) content >=12%, effective potassium content >=55% of potassium chloride, zinc sulfate adopts technical grade.
The acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of the present invention, compared with existing like product, has the advantage that
One is not disease carrying germ.Fermentation rice husk used, it is the husk of paddy rice that the ventilating slit of utilization own is big, content of cellulose is high, by complex microbial inoculum that screen targetedly, advantage, carries out property fermentation stage by stage, it is good that its rice husk fermented has attenuation degree height, physicochemical character, the not feature of disease carrying germ；
Two is that utilization rate of fertilizer is high.Fermentation rice husk used is rich in humic acids, and this material has various active functional group, composite with fertilizer and salts substances, can play Absorptive complex wave effect, reduces fertilizer leaching, and fertilizer efficiency is lasting gently, improves utilization rate of fertilizer；
Three is that acid adjustment is lasting.Through the fermentation rice husk of complex microbial inoculum fermentation process, apply after in bed soil, can effectively change bed soil microbial environment, balance bed mud acid basicity, reach the purpose of lasting acid adjustment；
Four is to improve bed soil physics and chemistry state.Fermentation rice husk, in applying bed soil, can improve the bed soil content of organic matter, increases the organic colloid in bed soil, it is beneficial to a mass of soil kernel structure to be formed, bed soil physics and chemistry state can be effectively improved, improve bed soil water conservation, fertilizer conservation and permeability, create good soil environment for rice seedling growth；
Five are advantageous for growth.Oryza sativa L. is happiness sulfur crop, and sulphuric acid used, ammonium sulfate and zinc sulfate are provided that the absorbable sulfate ion of rice seedling, promotes that rice shoot chlorophyll generates；
Six is be suitable for south China to produce.Adopting and be suitable for the ubiquitous the husk of paddy rice of south China as primary raw material, it draws materials extensively, is suitable for south China popularization and application；Meanwhile, it is adopt fermenting twice, thus, its technics comparing is simple, with low cost.
The acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of the present invention, once carried out nursery controlled trial:
1, using method:
Form cultivating machine rice transplanting strong sprout is educated for standard; take acidity-adjusting nutrition agent (hereinafter referred to as this product) 1kg of the medium for dry breeding of seedling bed of rice soil of the present invention; be positioned in the loess sieved (the loess amount that four different ratio process is 100kg, 120kg, 140kg, 160kg respectively); make bed soil after stirring; bed soil is uniformly sprinkling upon plastic rice seedling-raising disk (specification is 28 × 58 × 2.5cm); bed soil thickness is 2 cm; often dish bed soil about 2.6～3.2kg; sowing, watering, earthing (earthing not reveal kind be advisable) with drought.
2, Contrast on effect:
The process designing 4 bed soil different ratio altogether contrasts, seedling according to a conventional method with conventional machine rice transplanting nursery (loess mixes strong seedling agent, is set to CK), and distinguishes sampling and measuring seedling quality when 20 days length of time rice seedlings grow.Found that: use the overall nursery effect after this product compared with traditional transplanting nursery effect, use the rice seedling well developed root system that this product is cultivated, packing power is strong, blade is roomy, Seedling body is sturdy, disease-free generation in seedling stage, overall seedling quality reaches standard in strong sprout, and it specifically contrasts the table 1 that index sees below:
The impact on seedling quality of the acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of table 1 present invention
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further illustrated.Description below is in the way of enumerating, but protection scope of the present invention is not limited thereto.
Embodiment one
The acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of the present embodiment, its preparation process is as follows:
(i), prepared by fermentation rice husk:
A, dispensing: in the husk of paddy rice, add nitrogen manure and water, regulate its carbon-nitrogen ratio be 28, water content be 65%, become compound, standby；Nitrogen manure wherein used adopts carbamide；
B, interpolation microbial inoculum: in standby compound, add the microbial bacterial agent accounting for compound weight 0.2%, become and add bacterium compound, standby；This complex microbial inoculum is to be mixed by the microbial inoculum of following weight portion:
Bacillus subtilis 30, saccharomyces cerevisiae 12, white rot fungi 18, thermophilic anaerobic cellulose decomposer 20, bacillus acidophilus 20；
C, aerobic fermentation: under indoor environment, the standby bacterium compound code that adds is become the stockpile of high 0.45 meter (length and width size is not limit), then, carry out aerobic fermentation, in time piling temperature and rise to 60 DEG C, carry out turning process, during fermentation, turning is no less than twice, fermentation time 12 days, becomes aerobic fermentation stockpile, standby；
(in the aerobic fermentation stage, in stockpile, temperature rises rapidly, and the oxygen in the husk of paddy rice is exhausted substantially, the enzyme that the aerobic bacteria in microbial bacterial agent is produced by metabolism, is glucide by the lignin in the husk of paddy rice, cellulose degradation.)
D, anaerobic fermentation: standby aerobic fermentation stockpile is increased to the stockpile that 1.8 meters are high, length and width are random, and add and cover overcover and seal, then, carrying out anaerobic fermentation, fermentation time 28 days, now, treat that heap temperature no longer changes, material be pitchy, it was shown that ferments and is basically completed；Removing covering, scattered heap is made thinner, and after being down to room temperature, namely becomes fermentation rice husk；
[at anaerobic fermentation stage, by increasing material stack height, and cover overcover, utilizing the high-temperature microorganism kind in complex microbial inoculum " thermophilic anaerobic cellulose decomposer " and the glucide that produces on last stage is energy substrate, carries out anaerobic fermentation, this process fermentation time is longer, but fermentation is thoroughly, is fermented by continuous high temperature, reaches the effect of killing pathogenic bacteria, and decompose a large amount of VFA of generation (solubility fatty acid, based on acetic acid)；The husk of paddy rice fermented, its pH is 3-3.5, the content of organic matter >=50%, humic acids content >=15%, can not only reach to regulate the purpose of bed mud acid degree, a permeability of air can also be increased, regulate bed soil unit weight, strengthen many-sided benefit such as bed clay fertilizer power, be cultivate one of excellent material in Oryza sativa L. strong sprout.]
(ii), get the raw materials ready: take fermentation rice husk 600kg, 60% dilute sulfuric acid 60kg, ammonium sulfate 160kg, calcium superphosphate 154kg, potassium chloride 20kg zinc sulfate 6kg respectively, standby；
(iii), acid treatment: after standby fermentation rice husk and 60% dilute sulfuric acid mix homogeneously, be placed in hermetic container and carry out acidification, 2 days time, become acid treatment fermentation rice husk, standby；
(iv), mixing: the rice husk that standby ammonium sulfate, calcium superphosphate, potassium chloride and zinc sulfate and acid treatment fermented is sent in blender in the lump, stirring mixing 15 minutes, then pulverizes; cross 20 mesh sieves; carrying out secondary mix and blend again, 15 minutes time, to guarantee mix homogeneously；Then, detect by standard, after qualified, become the acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil, can pack, put in storage.
The physical and chemical index analysis of the acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of the present embodiment:
Total nutrient and pH are adopted the detection of NY526-2002 method, humic acids is adopted the detection of GB/T11957 method, organic matter is adopted potassium bichromate titrimetric method detection, zinc is adopted Na2EDTA titration measuring.
By detecting, the table 2 that the physical and chemical index of the acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of the present embodiment sees below:
The physical and chemical index of the acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of table 2 the present embodiment
| Project | Content |
| Total nitrogen (N) % | 3.5 |
| Available phosphorus (P2O5) % | 2.0 |
| Potassium (K2O) % | 1.0 |
| Zinc % | 0.2 |
| PH value | ≤1 |
| Organic mass fraction % | 50 |
| Humic acids % | 15 |
| Granularity order | ≥20 |
The preparation process of following embodiment is essentially identical, and simply " (ii), getting the raw materials ready " step therein is different, and therefore, embodiments below only lists wherein different steps " (ii), getting the raw materials ready ".
Embodiment two
(ii), get the raw materials ready: take fermentation rice husk 700kg, 60% dilute sulfuric acid 40kg, ammonium sulfate 120kg, calcium superphosphate 122kg, potassium chloride 10kg, zinc sulfate 8kg respectively, standby；
Embodiment three
(ii), get the raw materials ready: take fermentation rice husk 600kg, 60% dilute sulfuric acid 40kg, ammonium sulfate 170kg, calcium superphosphate 170kg, potassium chloride 15kg, zinc sulfate 5kg respectively, standby；
Embodiment four
(ii), get the raw materials ready: take fermentation rice husk 660kg, 60% dilute sulfuric acid 50kg, ammonium sulfate 145kg, calcium superphosphate 120kg, potassium chloride 20kg, zinc sulfate 5kg respectively, standby；
The acidity-adjusting nutrition agent of the medium for dry breeding of seedling bed of rice soil of the present invention, it is adaptable to early-mid-late rice dryland seedling machine rice transplanting Seedling in all parts of the country and hands rice transplanting Seedling.
Claims (5)
1. the acidity-adjusting nutrition agent of a medium for dry breeding of seedling bed of rice soil, it is characterised in that be prepared from by the raw material of following weight portion:
Fermentation rice husk 60-7060% dilute sulfuric acid 4-6 ammonium sulfate 12-17
Calcium superphosphate 12-17 potassium chloride 1-2 zinc sulfate 0.5-0.8；
Its preparation method is as follows:
(i), get the raw materials ready: according to the above ratio, weigh each raw material respectively, standby；
(ii), acid treatment: after standby fermentation rice husk and 60% dilute sulfuric acid mix homogeneously, be placed in hermetic container and carry out acidification, 1-3 days time, become acid treatment fermentation rice husk, standby；
(iii), mixing: the rice husk that standby ammonium sulfate, calcium superphosphate, potassium chloride and zinc sulfate and acid treatment fermented is sent in blender in the lump, after being uniformly mixed, pulverize again, cross 10-30 mesh sieve, carry out secondary mix and blend again, become the acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil, can pack, put in storage；
Described fermentation rice husk is to be prepared from as follows:
A, dispensing: add nitrogen manure and water in the husk of paddy rice, regulating its carbon-nitrogen ratio be 25-30, water content is 60-70%, becomes compound, standby；
B, interpolation microbial inoculum: in standby compound, add the complex microbial inoculum accounting for compound weight 0.1-0.3%, become and add bacterium compound, standby；
C, aerobic fermentation: under indoor environment, become, by the standby bacterium compound code that adds, the stockpile that 0.4-0.5 rice is high, then, carry out aerobic fermentation, in time piling temperature and rise to 50-60 DEG C, carry out turning process, turning more than twice during fermentation, after fermenting 10-15 days, become aerobic fermentation stockpile, standby；
D, anaerobic fermentation: standby aerobic fermentation stockpile is increased the stockpile to 1.5-1.8 rice, and add cover overcover seal, then, anaerobic fermentation, fermentation time 20-30 days are carried out, treat that heap temperature no longer changes, when material is pitchy, removing covering, scattered heap is made thinner, after being down to room temperature, namely become fermentation rice husk；
Described complex microbial inoculum is to be mixed by the microbial inoculum of following weight portion:
Bacillus subtilis 25-35 saccharomyces cerevisiae 10-15 white rot fungi 15-20
Thermophilic anaerobic cellulose decomposer 18-22 bacillus acidophilus 18-22.
2. the acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil according to claim 1, it is characterised in that be prepared from by the raw material of following weight portion:
Fermentation rice husk 6060% dilute sulfuric acid 6 ammonium sulfate 16
Calcium superphosphate 15.4 potassium chloride 2 zinc sulfate 0.6.
3. the acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil according to claim 1, it is characterised in that be prepared from by the raw material of following weight portion:
Fermentation rice husk 7060% dilute sulfuric acid 4 ammonium sulfate 12
Calcium superphosphate 12.2 potassium chloride 1 zinc sulfate 0.8.
4. the acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil according to claim 1, it is characterised in that be prepared from by the raw material of following weight portion:
Fermentation rice husk 6060% dilute sulfuric acid 4 ammonium sulfate 17
Calcium superphosphate 17 potassium chloride 1.5 zinc sulfate 0.5.
5. the acidity-adjusting nutrition agent of medium for dry breeding of seedling bed of rice soil according to claim 1, it is characterised in that be prepared from by the raw material of following weight portion:
Fermentation rice husk 6660% dilute sulfuric acid 5 ammonium sulfate 14.5
Calcium superphosphate 12 potassium chloride 2 zinc sulfate 0.5.
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| CN105981621A (en) * | 2015-05-19 | 2016-10-05 | 韦军龙 | Early-rice dry seedling raising method |
| CN109370604B (en) * | 2018-11-15 | 2021-02-09 | 贵州一品红农业开发有限公司 | Soil conditioner for pepper planting field and preparation method thereof |
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