CN107337498A - A kind of method, selenium-enriched organic fertilizer and its application that selenium-enriched organic fertilizer is produced using dregs of rice class material - Google Patents
A kind of method, selenium-enriched organic fertilizer and its application that selenium-enriched organic fertilizer is produced using dregs of rice class material Download PDFInfo
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- CN107337498A CN107337498A CN201710700919.5A CN201710700919A CN107337498A CN 107337498 A CN107337498 A CN 107337498A CN 201710700919 A CN201710700919 A CN 201710700919A CN 107337498 A CN107337498 A CN 107337498A
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- selenium
- protein
- fertilizer
- acid
- dregs
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- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 239000011669 selenium Substances 0.000 title claims abstract description 79
- 229910052711 selenium Inorganic materials 0.000 title claims abstract description 68
- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 41
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 36
- 235000009566 rice Nutrition 0.000 title claims abstract description 36
- 239000000463 material Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 30
- 240000007594 Oryza sativa Species 0.000 title description 31
- 239000003337 fertilizer Substances 0.000 claims abstract description 45
- 239000002002 slurry Substances 0.000 claims abstract description 32
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 26
- JRPHGDYSKGJTKZ-UHFFFAOYSA-K selenophosphate Chemical compound [O-]P([O-])([O-])=[Se] JRPHGDYSKGJTKZ-UHFFFAOYSA-K 0.000 claims abstract description 26
- 238000006366 phosphorylation reaction Methods 0.000 claims abstract description 23
- 239000003531 protein hydrolysate Substances 0.000 claims abstract description 12
- 108010009736 Protein Hydrolysates Proteins 0.000 claims abstract description 11
- 241000209094 Oryza Species 0.000 claims abstract 5
- 102000004169 proteins and genes Human genes 0.000 claims description 80
- 108090000623 proteins and genes Proteins 0.000 claims description 80
- 235000013336 milk Nutrition 0.000 claims description 64
- 239000008267 milk Substances 0.000 claims description 64
- 210000004080 milk Anatomy 0.000 claims description 64
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 39
- 230000007062 hydrolysis Effects 0.000 claims description 38
- 238000006460 hydrolysis reaction Methods 0.000 claims description 38
- 239000002253 acid Substances 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 20
- 239000003513 alkali Substances 0.000 claims description 19
- 239000007787 solid Substances 0.000 claims description 18
- 102000004190 Enzymes Human genes 0.000 claims description 16
- 108090000790 Enzymes Proteins 0.000 claims description 16
- 229920000137 polyphosphoric acid Polymers 0.000 claims description 16
- 108091005981 phosphorylated proteins Proteins 0.000 claims description 15
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 14
- 239000004202 carbamide Substances 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 12
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 claims description 11
- 108091005804 Peptidases Proteins 0.000 claims description 6
- 239000004365 Protease Substances 0.000 claims description 6
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 claims description 6
- 108010011756 Milk Proteins Proteins 0.000 claims description 5
- 229910019213 POCl3 Inorganic materials 0.000 claims description 5
- 229920002472 Starch Polymers 0.000 claims description 5
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 5
- 235000019698 starch Nutrition 0.000 claims description 5
- 239000002585 base Substances 0.000 claims description 4
- 238000005815 base catalysis Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 230000002255 enzymatic effect Effects 0.000 claims description 4
- 230000007065 protein hydrolysis Effects 0.000 claims description 4
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 claims description 4
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 3
- 150000003863 ammonium salts Chemical group 0.000 claims description 3
- 239000001103 potassium chloride Substances 0.000 claims description 3
- 235000011164 potassium chloride Nutrition 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 3
- 159000000000 sodium salts Chemical class 0.000 claims description 3
- 239000008107 starch Substances 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 230000009849 deactivation Effects 0.000 claims description 2
- 239000011344 liquid material Substances 0.000 claims description 2
- QCVGEOXPDFCNHA-UHFFFAOYSA-N 5,5-dimethyl-2,4-dioxo-1,3-oxazolidine-3-carboxamide Chemical compound CC1(C)OC(=O)N(C(N)=O)C1=O QCVGEOXPDFCNHA-UHFFFAOYSA-N 0.000 claims 1
- 102000002322 Egg Proteins Human genes 0.000 claims 1
- 108010000912 Egg Proteins Proteins 0.000 claims 1
- 238000007171 acid catalysis Methods 0.000 claims 1
- 235000014103 egg white Nutrition 0.000 claims 1
- 210000000969 egg white Anatomy 0.000 claims 1
- 235000013601 eggs Nutrition 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 21
- 229940082569 selenite Drugs 0.000 abstract description 16
- 235000015097 nutrients Nutrition 0.000 abstract description 13
- MCAHWIHFGHIESP-UHFFFAOYSA-L selenite(2-) Chemical compound [O-][Se]([O-])=O MCAHWIHFGHIESP-UHFFFAOYSA-L 0.000 abstract description 12
- 230000026731 phosphorylation Effects 0.000 abstract description 11
- 230000001590 oxidative effect Effects 0.000 abstract description 9
- 230000000295 complement effect Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000005416 organic matter Substances 0.000 abstract description 4
- 235000018102 proteins Nutrition 0.000 description 71
- 229940091258 selenium supplement Drugs 0.000 description 53
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 32
- 238000006243 chemical reaction Methods 0.000 description 26
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 20
- 239000000243 solution Substances 0.000 description 18
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 16
- 235000001014 amino acid Nutrition 0.000 description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 9
- 150000001413 amino acids Chemical class 0.000 description 9
- 229910052698 phosphorus Inorganic materials 0.000 description 9
- 239000011574 phosphorus Substances 0.000 description 9
- 235000013616 tea Nutrition 0.000 description 7
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- 230000002262 irrigation Effects 0.000 description 6
- 238000003973 irrigation Methods 0.000 description 6
- 235000016709 nutrition Nutrition 0.000 description 6
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 6
- 108090000765 processed proteins & peptides Proteins 0.000 description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000007071 enzymatic hydrolysis Effects 0.000 description 5
- 238000006047 enzymatic hydrolysis reaction Methods 0.000 description 5
- 230000004720 fertilization Effects 0.000 description 5
- 239000004615 ingredient Substances 0.000 description 5
- 239000011591 potassium Substances 0.000 description 5
- 229910052700 potassium Inorganic materials 0.000 description 5
- 102000004196 processed proteins & peptides Human genes 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000012047 saturated solution Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 244000269722 Thea sinensis Species 0.000 description 4
- 210000002421 cell wall Anatomy 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 229920001184 polypeptide Polymers 0.000 description 4
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 4
- 229910001950 potassium oxide Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 description 3
- 244000046052 Phaseolus vulgaris Species 0.000 description 3
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 3
- 229930003268 Vitamin C Natural products 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 229910000027 potassium carbonate Inorganic materials 0.000 description 3
- 235000011181 potassium carbonates Nutrition 0.000 description 3
- QYHFIVBSNOWOCQ-UHFFFAOYSA-N selenic acid Chemical compound O[Se](O)(=O)=O QYHFIVBSNOWOCQ-UHFFFAOYSA-N 0.000 description 3
- -1 selenite amino acid Chemical class 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000011573 trace mineral Substances 0.000 description 3
- 235000013619 trace mineral Nutrition 0.000 description 3
- 235000019154 vitamin C Nutrition 0.000 description 3
- 239000011718 vitamin C Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 235000005979 Citrus limon Nutrition 0.000 description 2
- 244000131522 Citrus pyriformis Species 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 244000000231 Sesamum indicum Species 0.000 description 2
- 235000003434 Sesamum indicum Nutrition 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910021538 borax Inorganic materials 0.000 description 2
- 238000009933 burial Methods 0.000 description 2
- 210000000170 cell membrane Anatomy 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003205 fragrance Substances 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000004328 sodium tetraborate Substances 0.000 description 2
- 235000010339 sodium tetraborate Nutrition 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910001428 transition metal ion Inorganic materials 0.000 description 2
- 244000291564 Allium cepa Species 0.000 description 1
- 235000002732 Allium cepa var. cepa Nutrition 0.000 description 1
- 240000002234 Allium sativum Species 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 240000002791 Brassica napus Species 0.000 description 1
- 235000004977 Brassica sinapistrum Nutrition 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 241000040710 Chela Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 108010082495 Dietary Plant Proteins Proteins 0.000 description 1
- 235000002722 Dioscorea batatas Nutrition 0.000 description 1
- 235000006536 Dioscorea esculenta Nutrition 0.000 description 1
- 240000001811 Dioscorea oppositifolia Species 0.000 description 1
- 235000003416 Dioscorea oppositifolia Nutrition 0.000 description 1
- 239000004471 Glycine Substances 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 102000004157 Hydrolases Human genes 0.000 description 1
- 108090000604 Hydrolases Proteins 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 240000000249 Morus alba Species 0.000 description 1
- 235000008708 Morus alba Nutrition 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 244000273928 Zingiber officinale Species 0.000 description 1
- 235000006886 Zingiber officinale Nutrition 0.000 description 1
- FZQSLXQPHPOTHG-UHFFFAOYSA-N [K+].[K+].O1B([O-])OB2OB([O-])OB1O2 Chemical compound [K+].[K+].O1B([O-])OB2OB([O-])OB1O2 FZQSLXQPHPOTHG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000010828 animal waste Substances 0.000 description 1
- 239000005557 antagonist Substances 0.000 description 1
- 230000003260 anti-sepsis Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229940038879 chelated zinc Drugs 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 description 1
- 235000018417 cysteine Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- BVTBRVFYZUCAKH-UHFFFAOYSA-L disodium selenite Chemical compound [Na+].[Na+].[O-][Se]([O-])=O BVTBRVFYZUCAKH-UHFFFAOYSA-L 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 229960001781 ferrous sulfate Drugs 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 235000004611 garlic Nutrition 0.000 description 1
- 235000008397 ginger Nutrition 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000000413 hydrolysate Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003834 intracellular effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 235000020567 organic tea Nutrition 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical class [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- JVUYWILPYBCNNG-UHFFFAOYSA-N potassium;oxido(oxo)borane Chemical compound [K+].[O-]B=O JVUYWILPYBCNNG-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009822 protein phosphorylation Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- NVIFVTYDZMXWGX-UHFFFAOYSA-N sodium metaborate Chemical compound [Na+].[O-]B=O NVIFVTYDZMXWGX-UHFFFAOYSA-N 0.000 description 1
- 229960001471 sodium selenite Drugs 0.000 description 1
- 239000011781 sodium selenite Substances 0.000 description 1
- 235000015921 sodium selenite Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000003516 soil conditioner Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C11/00—Other nitrogenous fertilisers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
Abstract
The present invention relates to organic fertilizer manufacture technology field, there is provided a kind of method that selenium-enriched organic fertilizer is produced using dregs of rice class material.After dregs of rice class material physics defibrination, starched with phosphoroselenoate agent phosphorylation dregs of rice albuminoid slurry or its protein hydrolysate, prepare selenium-rich organic composite fertilizer, strong oxidizing property selenate, selenite be effectively prevent to the Oxidative demage of organic matter, avoid the forfeiture of se complementary effect caused by selenate, selenite are reduced to insoluble elemental selenium in itself, Organic nutrient has been sufficiently reserved, has improved selenium-rich fertilizer efficiency.The selenium-enriched organic fertilizer that the present invention is prepared can use as the outer fertilizer of the base fertilizer of various crop, top dressing and root, improve the utilization rate of selenium.
Description
Technical field
It is more particularly to a kind of to produce selenium-enriched organic fertilizer using dregs of rice class material the present invention relates to organic fertilizer manufacture technology field
Method, selenium-enriched organic fertilizer and its application.
Background technology
The existing selenium hardening agent produced used in the technology of selenium-enriched organic fertilizer is mainly selenic acid and sub- selenium with strong oxidizing property
Acid.Selenic acid and selenite, all with strong oxidizing property, can destroy organic either in alkalescence, neutrality or under acid state
Many nutriments such as the amino acid in fertilizer, itself are reduced to insoluble elemental selenium and reduce se complementary effect.Either in acid
Under property, alkalescence or neutral state, selenite can be by Glycine Oxidation, and selenite radical is reduced to mulberry simple substance in itself
Selenium.The oxidation reaction speed pole of the selenite amino acid stronger to reproducibility such as cysteine, vitamin C, sulfhydryl compound
It hurry up, selenite radical is reduced to grey black elemental selenium.The presence of these redox reactions, the amino in organic fertilizer was both destroyed
Many nutriments such as acid, selenic acid and selenite are reduced to insoluble elemental selenium and lose se complementary effect again in itself.
Se-enriched bio-organic fertilizer and preparation method thereof as disclosed in patent CN101717294B, it is extracted with dregs of beans enzyme hydrolysis
Amino acid, the amino acid extracted is prepared into chelating selenium, chelated zinc, chela with sodium selenite, zinc sulfate, ferrous sulfate chelating respectively
Iron is closed, gained chelating liquid compounding boric acid, calcium ions and magnesium ions antagonist prepare organic trace element composite fertilizer.Its selenite radical used
Easily obtained amino acid, vitamin C, phenolic compound can be aoxidized, itself is reduced to elemental selenium.This was both destroyed
Many nutriments such as amino acid, vitamin C in organic fertilizer, selenite are reduced to insoluble elemental selenium and lost again in itself
Lose se complementary effect.
The content of the invention
In view of this, the invention provides a kind of method that selenium-enriched organic fertilizer is produced using dregs of rice class material.It is prepared by this method
The selenium-rich organic composite fertilizer gone out, strong oxidizing property selenate, selenite are effectively prevent to the Oxidative demage of organic matter, is avoided
The forfeiture of se complementary effect caused by selenate, selenite are reduced to insoluble elemental selenium in itself, has been sufficiently reserved organic battalion
Form point, improve selenium-rich fertilizer efficiency.
In order to solve the above-mentioned technical problem, technical scheme is as follows：
The invention provides a kind of method that selenium-enriched organic fertilizer is produced using dregs of rice class material, comprise the following steps：
(1) by dregs of rice class material defibrination, protein milk is obtained；
(2) protein milk is mixed with the phosphoroselenoate agent of the protein milk solid masses 2~500%, in temperature
It is that 0~100 DEG C and pH value carry out phosphorylation reaction under conditions of 7~12, the reaction time is 2~6h, obtains phosphorylated protein
Slurry；
(3) pH value for adjusting the phosphorylated protein slurry is 7~9, and selenium-enriched organic fertilizer is obtained after centrifugal filtration.
Preferably, the phosphoroselenoate agent is phosphoroselenoate and its salt, seleno polyphosphoric acid and its salt, the oxidation of seleno ten four
The one or more of phosphorus and seleno POCl3；The seleno polyphosphoric acid is that seleno tripolyphosphate, the polyphosphoric acid of seleno four, seleno are more
Polyphosphoric acid or seleno cyclic polyphosphoric acid；The salt is ammonium salt, sylvite or sodium salt.
Preferably, citric acid, the quality of the citric acid are additionally added in the protein milk and/or phosphorylated protein slurry
It independently is the 0.1~10% of the protein milk and/or phosphorylated protein slurry solid masses.
Preferably, urea, the urea quality are additionally added in the solution before phosphorylation reaction and/or after phosphorylation reaction
It independently is the 0~300% of the protein milk or phosphorylated protein slurry solid masses.
Preferably, also include after the centrifugal filtration：The liquid material drying-granulating that the centrifugal filtration is obtained.
Preferably, in the above method of the invention, the protein milk replaces with the water that the protein milk obtains after hydrolysis
Solve protein milk.
Wherein, the hydrolysis includes acid, alkali or enzyme hydrolysis.
Preferably, the step of acid or basic hydrolysis protein milk includes：By the protein milk and the protein milk quality
0.05%~5% acid or alkali mixing, degrade 2~48h at 50~105 DEG C, is centrifuged after cooling, removes residue, is made
Acid or the protein hydrolysate of base catalysis slurry.
Preferably, the step of protein hydrolysis slurry includes：By the protein milk and the protein milk solid masses
0.05%~5% protease mixing, digested under being 7~12 in pH value, hydrolysis temperature is 20~80 DEG C, enzymolysis time 2
~72h, centrifuged after enzyme deactivation cooling, remove residue, obtain the protein hydrolysate slurry of enzymatic.
Present invention also offers the selenium-enriched organic fertilizer that the above method is prepared.
Present invention also offers the application of above-mentioned selenium-enriched organic fertilizer, the selenium-enriched organic fertilizer is diluted with water 100~10000
Times, it is fertile outside base fertilizer, top dressing or root as crop.Fertilization mode is using spreading manuer in holes, enter by the way of ditch spread, drip irrigation or foliage spray
OK, present invention preferably employs the mode of drip irrigation to apply fertilizer.
Compared with prior art, the present invention has advantages below：
(i), the present invention is to dregs of rice class material using Organic nutrients such as defibrination technology extraction dregs of rice proteinoid, and speed is fast, effect
Rate is high, and energy consumption is low, low to destruction of organic material rate.
Dregs of rice class matter protein content is very high, but is wrapped in by cellulose cell wall, is unfavorable for acid, the hydrolysis of alkali and enzyme carries
Take.The nutritional ingredient temperature of acid-base catalysis hydrolysis extraction dregs of rice class material is high, and the time is longer.Enzyme hydrolysis condition is gentle, but because there is fibre
The parcel of cell membrane is tieed up, and hydrolysis rate is slower, hydrolysis time length.Dregs of rice class material can be with rapid extraction protein etc. after defibrination
Organic nutrient, the time is short, efficiency high, and organic nutrient substance is not destroyed substantially.Defibrination has abolished cellulose cell wall
To the parcel of the Organic nutrients such as protein, the nutritional ingredients such as protein, polypeptide are extracted in water so that these nutrients
The hydrolysis of matter is carried out in homogeneous phase aqueous solution, and speed is accelerated, and hydrolysis efficiency is high, and hydrolysis is more thorough.
(ii), protein, polypeptide and amino acid produce selenium-rich organic composite fertilizer with phosphoroselenoate agent phosphorylation, avoid strong
Oxidation and itself reduction of the selenate, selenite of oxidisability to Organic nutrient, avoid Organic nutrient
Destroy and selenate, selenite are reduced to insoluble elemental selenium and caused by se complementary effect forfeiture.
Protein, polypeptide and amino acid can be modified with phosphorylation, dissolubility, foaming capacity after protein phosphorylation, breast
Change ability, moisture holding capacity and solution viscosity are all greatly improved.The present invention using seleno polyphosphoric acid, the tetraphosphine oxide of seleno ten,
The phosphoroselenoate such as seleno phosphorous oxychloride agent carries out the phosphorylation of protein and hydrolysate.Phosphoroselenoate agent is in neutral and alkali environment
In with protein, polypeptide, amino acid carry out phosphorylation reaction, generate corresponding phosphoroselenoate compound.The phosphoroselenoate of generation
Thing is stable in, in alkaline solution.Contain substantial amounts of nitrogen, phosphorus, potassium and trace elements of selenium in product, there is fertilizer well
Effect.Selenium atom can be easily absorbed by crops with Phosphorylated products, have good selenium-supply function, therefore may be used as selenium-supply
Organic fertilizer.The use of phosphoroselenoate agent of the present invention, the selenate of strong oxidizing property, selenite are effectively prevent to organic matter
Oxidative demage, Organic nutrient is sufficiently reserved, has improved fertilizer efficiency.Meanwhile eliminate selenate again, selenite is reduced
For the decline of se complementary effect caused by insoluble elemental selenium.Meanwhile the selenium in the selenophosphates in product can readily with
Phosphate is absorbed by crops, and improves the utilization rate of selenium.
Embodiment
The invention provides a kind of method that selenium-enriched organic fertilizer is produced using dregs of rice class material, comprise the following steps：
(1) by dregs of rice class material defibrination, protein milk is obtained；
(2) protein milk is mixed with the phosphoroselenoate agent of the protein milk solid masses 2~500%, in temperature
It is that 0~100 DEG C and pH value carry out 2~6h of phosphorylation reaction under conditions of 7~12, obtains phosphorylated protein slurry；
(3) pH value for adjusting the phosphorylated protein slurry is 7~9, and selenium-enriched organic fertilizer is obtained after centrifugal filtration.
Dregs of rice class material in the present invention is residue after the oil expression such as soybean, cottonseed, vegetable seed, benne, tea seed, commonly referred to as
Dregs of beans, rapeseed dregs, cotton dregs, benne are broken, tea seed cake etc..
Dregs of rice class matter protein content is very high, but is wrapped up by cellulose cell wall, acid and alkali hydrolysis extraction organic nutrient substance
Temperature is high, time length, easily causes the destruction of nutriment.Enzyme hydrolysis condition is gentle, but because there is the parcel of cellulose cell wall, and
Hydrolysis rate is slower, hydrolysis time length, and enzymolysis is not thorough.The present invention is used dregs of rice class material defibrination, realizes protein and fiber
The separation of plain cell membrane, quickly the nutritional ingredient of dregs of rice class material is extracted in water, protein milk is made.Organic nutrient substance dissociates
Thoroughly, to organic nutrient substance substantially without destruction.
The present invention is not particularly limited to the mode of dregs of rice class material defibrination, is using the conventional defibrination mode in this area
Can.It is preferred that physics defibrination is carried out using fiberizer.It can be the fiberizer of plane mill or taper rubbing disc.Further
It is preferred that physics defibrination is carried out using 200~1000mm of grinding wheel diameter high-density paste mill.Physics refining process is with short production cycle, battalion
It is low to form a point recovery rate height, destructive rate, production efficiency height.
In the present invention, dregs of rice class material is before defibrination is carried out, and first dregs of rice class material absorbs water complete, in order to defibrination,
The intracellular matters such as protein, fat in dregs of rice class material fully dissociate during defibrination.The present invention is to dregs of rice class thing
The water sucting mode of matter is not particularly limited, it is preferred to use the mode of water vapour boiling or water immersion is absorbed water.It is excellent in the present invention
The time for selecting dregs of rice class material water vapour boiling is 10~90min, more preferably 20~80min；Or dregs of rice class material is soaked in water
Fully absorbed water overnight.Dregs of rice class material after absorbing water completely is subjected to defibrination, obtains protein milk.Obtained protein milk is directly used
In preparing selenium-enriched organic fertilizer, or selenium-enriched organic fertilizer is prepared after acid, alkali or enzymatic hydrolysis.
In the present invention, obtained protein milk is subjected to acid, alkali or enzymatic hydrolysis, to obtain the protein of small molecule, more
Peptide and amino acid, be advantageous to crop absorption.
In the present invention, using acid or during basic hydrolysis protein milk, the addition of acid or alkali is the protein milk quality
0.05%~5%, more preferably 0.1~4%, more preferably 1~3%.In the present invention, acid, the reaction temperature of basic hydrolysis
For 50 DEG C~105 DEG C, preferably 60~90 DEG C.Before heating, citric acid is preferably added in protein milk, is played in hydrolytic process
Disinfection, prevent the effect of smell pollution.Wherein, the addition of citric acid is the 0.1%~10% of protein milk solid masses,
It is further 2%~5%.
In the present invention, sour species used is not limited, preferably sulfuric acid, phosphoric acid and hydrochloric acid；In the present invention, to used
The species of alkali does not limit, preferably potassium oxide, the inorganic weak acid salt of potassium hydroxide and potassium, such as potassium carbonate, saleratus, four boron
Sour sodium, kodalk, borax etc..
The time of protein milk and acid or alkali reaction is 2~48h, more preferably 12~36h.Reaction cools after terminating, and centrifuges
Separation, residue is removed, acid or the protein hydrolysate slurry of base catalysis is made.
In the present invention, it is preferred to use protease carries out catalyzing hydrolysis to protein milk.The mild condition of enzymatic hydrolysis, nutrition
Thing destructive rate is low, and hydrolysis is thorough.
The present invention is not limited the species of enzyme used, preferably vegetable protein hydrolase.The addition of the protease
The 0.05~5% of preferably described protein milk solid masses, more preferably 0.1~4%, more preferably 0.5~3%.
In the present invention, the reaction temperature of albumen enzymatic hydrolysis is 20 DEG C~80 DEG C, more preferably 35~60 DEG C, protease
The reaction time of catalyzing hydrolysis is 2~72h, more preferably 12~48h.After hydrolysis terminates, hydrolyzate is warming up to 80~100 DEG C
Enzyme is inactivated, after being cooled to normal temperature, obtains the protein hydrolysate slurry of enzymatic.
The present invention reacts the protein milk being prepared and/or protein hydrolysate slurry with phosphoroselenoate agent, and preparing selenium-rich has
Machine fertilizer.Control 0~100 DEG C of the temperature of phosphorylation reaction, 30~60 DEG C of preferable temperature；Control the pH value of phosphorylation reaction for 7~
12, more preferably 8~11.Protein milk and/or protein hydrolysate slurry are mixed with phosphoroselenoate agent, carry out phosphorus under these conditions
Acidification reaction.
In the present invention, the addition of phosphoroselenoate agent for protein milk and/or protein hydrolysate starch solid masses 2~
500%, preferably 10%~200%, more preferably 20%~100%.
In the present invention, the feed postition of the phosphoroselenoate agent be able to can also be used by the way of being directly added into
Phosphoroselenoate agent is first dissolved in after phosphoric acid to the mode added.For strong water suction, can be with water, the seleno of amino vigorous reaction
The phosphoric acid agent such as tetraphosphine oxide of seleno ten, seleno POCl3 etc., it is preferred to use these phosphoroselenoate agents are first dissolved in into phosphoric acid
The mode added afterwards, in case vigorous reaction causes the loss of nutritional ingredient.The preferred concentration of the phosphoric acid solution be 5~
75%, more preferably 25~60%.The phosphoroselenoate agent is dissolved in after phosphoric acid solution, has actually occurred polymerisation, raw
Into seleno polyphosphoric acid.
In the present invention, the phosphoroselenoate agent is phosphoroselenoate and its salt, and seleno polyphosphoric acid and its salt, seleno ten aoxidize
The one or more of four phosphorus, seleno POCl3；The seleno polyphosphoric acid is seleno tripolyphosphate, the polyphosphoric acid of seleno four, seleno
Polyphosphoric acids；The salt is the salt soluble in water such as its ammonium salt, sylvite and sodium salt.Specific kind of the present invention to phosphoroselenoate agent
Class is not particularly limited, using any one or a few in mentioned kind.
In the present invention, the pH value of phosphorylation reaction is controlled 7~12.Before phosphoric acid agent addition, first egg is adjusted with alkali
The pH starched in vain is alkalescence.Wherein, the addition of alkali is 1.05~1.2 times of the total acid equivalent of phosphoric acid agent.Alkali in the protein milk
Feed postition preferably under conditions of to keep reacting liquid pH value be 7~12, the mode that is synchronously added with phosphoroselenoate agent.To
The phosphoric acid solution of phosphoroselenoate agent or phosphoroselenoate agent is slowly added into mixed liquor, the pH value for ensureing reaction solution is 7~12.
In the present invention, the preferably time of phosphorylation reaction is 2~6h, more preferably 3~5h.After reaction terminates, phosphorus is obtained
Acidified protein is starched.Gained phosphorylated protein starches non-oxidative, in, stable in alkaline solution, and contains substantial amounts of phosphorus, potassium and micro-
Secondary element selenium, there is good fertilizer efficiency.
In the present invention, preferably add urea in protein milk and/or protein hydrolysate slurry and prepare selenium-enriched organic fertilizer.Urea adds
Entering can add or added after phosphorylation before phosphorylation.The addition of urea is that the protein milk is consolidated
The 0~300% of weight, more preferably 50~200%.
The present invention is preferably also added into citric acid in obtained phosphorylated protein slurry.Due to protein in dregs of rice class material,
The contents of organic matter such as fat are higher, and processing procedure easily rots, and release stench.The present invention adds lemon in reaction solution
Lemon acid is used for antisepsis and sterilization deodorizing, improves the bin stability of product.The addition of citric acid is phosphorylated protein in the present invention
Starch the 0.1~10% of solid masses, preferably 0.5%~5%, more preferably 1%~3%.
The pH value for adjusting reaction solution is 7~9, centrifugal filtration, removes residue, obtains selenium-enriched organic fertilizer.
Any residue obtained in the present invention can be used as soil conditioner after drying, also can together with animal wastes decomposed system
Standby organic fertilizer.
In the present invention, the method for adjusting reacting liquid pH value is not particularly limited, preferably adjusted with the acid, the alkali that have fertilizer efficiency
Reaction solution is to required pH value.Wherein, acid preferably phosphoric acid and sulfuric acid；Alkali is preferably the salt of weak acid of potassium oxide, potassium hydroxide or potassium,
More preferably potassium carbonate, potassium hydroxide, dipotassium tetraborate, potassium metaborate, borax etc..
The present invention is not particularly limited to the mode of separation of solid and liquid, it is preferred to use the mode of centrifugal filtration.
The selenium-enriched organic fertilizer that the present invention is prepared can also be made as granular fertilizer.By the selenium-enriched organic fertilizer of liquid through being granulated
Technique is granulated, you can prepares granular pattern selenium-enriched organic fertilizer.During granulation, other kinds of fertilizer can also be added, such as
With preparing selenium-rich urea together with urea mother liquor.The present invention is not particularly limited to the technique of granulation, using the routine in this area
Prilling.
The selenium-enriched organic fertilizer that the present invention is prepared can be used as the outer fertilizer of base fertilizer, top dressing and root.It is diluted with water 100~10000
Times, more preferably 500~2000 times administrations for being used for low selenium crop, the particularly administration of crop, obtain selenium-rich for poor selenium
Agricultural product.Fertilization mode is by the way of cave-applied fertilizer burial, pick ditch fertilising burial mode, the mode of drip irrigation and foliage spray side
Formula.For Different Crop, applied using optimal fertilization mode.Can for the fruit tree of growth period length, Chinese yam, green onion, ginger and garlic, tealeaves etc.
Include applying fertilizer by the way of foliage spray using any fertilization mode.Present invention preferably employs the mode of drip irrigation to apply fertilizer.Particularly pair
In tealeaves, using continuous drip irrigation, the stable selenium-rich organic tea of Se content can be obtained.
According to crop is different and soil Se content, selenium-enriched organic fertilizer mu dosage of the present invention is 2~20kg/ times, preferably 5~
15kg/ times, Se content, the yield and quality of crop can be effectively improved.For graininess organic fertilizer, can be dissolved in after water by upper
Method use is stated, directly can also be applied fertilizer by the way of conventional.
Above-mentioned selenium-enriched organic fertilizer provided by the invention can not dissolve in transition metal ions and heavy metal ion reaction generation
The precipitation of water, reduce se complementary effect.Therefore, selenium-enriched organic fertilizer of the invention avoids and transition metal ions or a huge sum of money in fertilising
Category ion is mixed to be applied or uses with.
For the object, technical solutions and advantages of the present invention are more clearly understood, the present invention is entered with reference to embodiment
Row detailed description, but they can not be interpreted as limiting the scope of the present invention.
Embodiment 1
1 physics defibrination
By dregs of rice class material water vapour boiling 60min, with fiberizer physics defibrination, refining concentration 25%, protein milk is made.
2 protein milk enzyme hydrolysis
The parts by weight of protein milk 1000 in step 1,300,000 enzyme activity are added by the amount of the solid masses 0.5% in protein milk
Alkali protease, with mass fraction be 30% potassium hydroxide solution adjust pH to 10.0~11.0, controlling reaction temperature be 45~
50 DEG C, under pH value 10~11, hydrolyze 16h.Reaction solution is warming up into 85 DEG C inactivates enzyme, after being cooled to normal temperature, obtains enzymatic water
Solve protein milk.
3 phosphorylations produce selenium-rich organic composite fertilizer
Gained enzymatic hydrolysis protein milk in step 2, the saturated solution of 312 parts by weight potassium hydroxide is added, adds 200 weights
Part urea is measured, under conditions of keeping reacting liquid temperature to be not higher than 40 DEG C, is slowly added into the selenizing four of 200 parts by weight, 50% 6 oxygen four
The phosphoric acid solution of phosphorus (tetraphosphine oxide of four seleno ten), be 10~12 to reacting liquid pH value, keep reaction temperature not higher than 40 DEG C and
Under conditions of pH value is 9~12,6h is reacted.Fully after dissolving, the parts by weight of citric acid 3 are added, with potassium hydroxide saturated solution
Reacting liquid pH value is adjusted to 7, centrifugal filtration obtains selenium-rich organic composite fertilizer.
Content of each nutritional ingredient in the compoiste fertilizer solids is respectively in gained organic Se-rich composite fertilizer：Ammonia
Base acid content of peptides 8.7%, Se content 6.4%, potassium content 23.6%, nitrogen content 10.2%, phosphorus content 6.0%, and remain
The a variety of nutriments and trace element of dregs of beans, it is high-quality selenium-rich organic composite fertilizer.
Embodiment 2
1 physics defibrination
Dregs of rice class material is soaked in water overnight, ensures that water suction is complete.With fiberizer physics defibrination, protein milk is obtained.
2 phosphorylations produce selenium-rich organic composite fertilizer
The gained parts by weight of protein milk 1000 in step 1, under conditions of 60 DEG C of reacting liquid temperature is kept, add 546 weight
The saturated solution of part potassium carbonate, is slowly added into the phosphoric acid solution of the seleno POCl3 of 300 parts by weight 25%, is to reacting liquid pH value
12, keep reaction temperature to be 60 DEG C and under conditions of pH value is 8~10, react 4h.The parts by weight of citric acid 50 are added, are adjusted with phosphoric acid
Section reacting liquid pH value is adjusted to 8, centrifugal filtration.Filtrate after filtering is granulated together with urea mother liquor, obtains selenium-rich organic composite fertilizer.
Embodiment 3
1 physics defibrination
By dregs of rice class material vapors boiling 45min, with fiberizer physics defibrination, protein milk is made.
2 protein milk enzyme hydrolysis
The parts by weight of protein milk 1000 in step 1, neutral compound protein is added by the 4.5% of protein milk solid part quality
Enzyme, it is that 30% potassium hydroxide solution adjusts pH to 8.0, water under conditions of controlling reaction temperature is 55 DEG C, pH value is 8 with mass fraction
Solve 48h.Reaction solution is warming up into 90 DEG C inactivates enzyme, after being cooled to normal temperature, obtains protein hydrolysis slurry.
3 phosphorylations produce selenium-rich organic composite fertilizer
Gained protein hydrolysis slurry, adds 100 parts by weight of urea in step 2, adds the saturation of 317 weight parts potassium bicarbonates
Solution, the phosphoric acid solution of the phosphorus of 150 parts by weight, 6,0%0 selenizing four is slowly added into, is 8 to reacting liquid pH value, holding reaction temperature is
Under conditions of 80 DEG C and pH value are 7.5~8.5,2h is reacted.The parts by weight of citric acid 5 are added, reacting liquid pH value is adjusted to 9, from
The heart filters, and is granulated Hou get selenium-rich organics composite fertilizer.
Embodiment 4
1 physics defibrination
By dregs of rice class material vapors boiling 60min, with the large-scale high-density paste mill physics defibrination of paper-making pulping, albumen is made
Slurry.
2 protein milk acid-catalyzed hydrolysis
The parts by weight of protein milk 1000 in step 1,2.5% phosphoric acid of addition protein milk quality, 0.5% sulfuric acid, 1%
Citric acid.85 DEG C are warming up to, hydrolysis 12h.Reaction finishes, and is cooled to normal temperature, obtains acid protein hydrolysats slurry.
3 phosphorylations produce selenium-rich organic composite fertilizer
Gained acid protein hydrolysats slurry in step 2, the urea of acid protein hydrolysats slurry quality 300% is added, by 300 parts by weight hydrogen
The phosphoric acid solution of the saturated solution of potassium oxide and the seleno tripolyphosphate of 180 parts by weight 50%, is synchronously added to sour water solution under stirring
In protein milk, two kinds of material charging rates are adjusted, charging process remains reacting liquid pH value between 10~12.Feed
Finish, holding reacting liquid pH value is 8~10, reaction temperature reacts 1h under conditions of being 95 DEG C.Reaction is finished, and reacting liquid pH value is adjusted
To 8, centrifugal filtration, Hou get selenium-rich organics composite fertilizer is granulated.
Embodiment 5
1 physics defibrination
By dregs of rice class material vapors boiling 50min, with the large-scale high-density paste mill physics defibrination of paper-making pulping, albumen is made
Slurry.
2 protein milk alkali catalyzed hydrolysis
The parts by weight of protein milk 1000 in step 1, add 5% potassium hydroxide of protein milk quality, protein milk solid matter
The citric acid of amount 10%.105 DEG C are warming up to, hydrolysis 24h.Reaction finishes, and is cooled to normal temperature, obtains basic hydrolysis protein milk.
3 phosphorylations produce selenium-rich organic composite fertilizer
Gained basic hydrolysis protein milk in step 2, the urea of basic hydrolysis protein milk quality 100% is added, by 300 parts by weight hydrogen
The saturated solution of potassium oxide and 180 parts by weight seleno tripolyphosphates, are synchronously added in basic hydrolysis protein milk under stirring, adjustment two
Kind material charging rate, charging process remain reacting liquid pH value between 9~11.Charging finishes, and keeps reacting liquid pH value
6h is reacted under conditions of being 20 DEG C for 8~10, reaction temperature.Reaction is finished, and reacting liquid pH value is adjusted into 7, centrifugal filtration, is granulated
Hou get selenium-rich organics composite fertilizer.
Embodiment 6
In June, 2015 is sub in sunshine mountain and sea day tourism and resort zone by gained organic Se-rich composite fertilizer in embodiment 1 to September
Young tea leaves leaf Specialty Co-operative Organization Tea planting carries out effect test.Tealeaves fertilizing method：Every mu of tealeaves composite fertilizer's consumption 15kg, water are dilute
500 times are released, in tea row fertigation, is picked tea-leaves after 5 days.Blank control drip irrigation same amount water, the same period pick tea-leaves.After testing, fertilization area
Tealeaves Se content is 9.6mg/kg dry teas, and check plot tealeaves Se content is 1.2mg/kg dry teas.The stronger fragrance of tealeaves fragrance.
Organic Se-rich composite fertilizer produced by the invention Se content is high, and inorganic fertilizer efficiency composition and Organic nutrient enrich.Make
Organic Se-rich composite fertilizer produced by the invention can effectively improve tealeaves Se content, and energy improving quality, is high-quality selenium-rich organic
Composite fertilizer.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (11)
- A kind of 1. method that selenium-enriched organic fertilizer is produced using dregs of rice class material, it is characterised in that：Comprise the following steps：(1) by dregs of rice class material defibrination, protein milk is obtained；(2) protein milk is mixed with the phosphoroselenoate agent of the protein milk solid masses 2~500%, temperature be 0~ 100 DEG C carry out phosphorylation reaction with pH value under conditions of 7~12, and the reaction time is 2~6h, obtain phosphorylated protein slurry；(3) pH value for adjusting the phosphorylated protein slurry is 7~9, and selenium-enriched organic fertilizer is obtained after centrifugal filtration.
- 2. according to the method for claim 1, it is characterised in that：The phosphoroselenoate agent is phosphoroselenoate and its salt, selenium For the one or more of polyphosphoric acid and its salt, the tetraphosphine oxide of seleno ten and seleno POCl3；The seleno polyphosphoric acid is seleno Tripolyphosphate, the polyphosphoric acid of seleno four, seleno polyphosphoric acids or seleno cyclic polyphosphoric acid；The salt is ammonium salt, sylvite or sodium salt.
- 3. according to the method for claim 1, it is characterised in that：In the protein milk and/or phosphorylated protein slurry also Citric acid is added, the quality of the citric acid independently is the protein milk and/or the phosphorylated protein starches solid masses 0.1~10%.
- 4. according to the method for claim 1, it is characterised in that：It is molten before phosphorylation reaction and/or after phosphorylation reaction Urea is additionally added in liquid, the quality of the urea independently is the 0 of the protein milk or phosphorylated protein slurry solid masses ~300%.
- 5. according to the method for claim 1, it is characterised in that：Also include after the centrifugal filtration：By the centrifugal filtration Obtained liquid material drying-granulating.
- 6. according to the method described in Claims 1 to 5 any one, it is characterised in that：The protein milk replaces with the albumen Starch the protein hydrolysate slurry obtained after hydrolysis.
- 7. according to the method for claim 6, it is characterised in that the hydrolysis includes acid, alkali or enzyme hydrolysis.
- 8. according to the method for claim 7, it is characterised in that the acid includes the step of basic hydrolysis protein milk：By institute State protein milk to mix with the acid or alkali of the protein milk quality 0.05%~5%, degrade 2~48h at 50~105 DEG C, cooling After centrifuge, remove residue, be made acid or base catalysis protein hydrolysate slurry.
- 9. according to the method for claim 7, it is characterised in that the step of protein hydrolysis are starched includes：By the egg White slurry mixes with the protease of the protein milk solid masses 0.05%~5%, is digested, digested under being 7~12 in pH value Temperature is 20~80 DEG C, 2~72h of enzymolysis time, is centrifuged after enzyme deactivation cooling, removes residue, obtain the hydrolysis egg of enzymatic White slurry.
- 10. the selenium-enriched organic fertilizer being prepared according to claim 1~9 any one methods described.
- 11. the application of selenium-enriched organic fertilizer described in claim 10, it is characterised in that：The selenium-enriched organic fertilizer is diluted with water 100~ 10000 times use, fertilizer outside base fertilizer, top dressing or root as crop.
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| CN116530375A (en) * | 2023-05-11 | 2023-08-04 | 宜春市科学院(江西富硒产业研究院) | Planting method of selenium-enriched vegetables |
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Application publication date: 20171110 |