Potassium dicarboxylatebụ nke mbụ na-abụghị ọgwụ nje na-akwalite ndepụta mgbakwunye nke European Union kwadoro. Ọ bụ ngwakọta nke potassium dicarboxylate na formic acid site na njikọ intermolecular hydrogen. A na-ejikarị ya eme ihe na piglets na-eto eto na-emecha pigs. Nsonaazụ nke nnwale inye nri gosiri na ịgbakwụnye potassium dicarboxylate na nri ezi nwere ike ịbawanye ụbara ibu nke ezi ma belata ọnụọgụ ọnwụ nke ọrịa nje na-akpata. Ịtinye potassium dicarboxylate na nri ehi nwekwara ike ime ka mkpụrụ mmiri ara ehi dị mma.

Na nke a ọmụmụ, dị iche iche doses nkepotassium dicarboxylateagbakwunyere na nri protein dị ala Penaeus vannamei, iji chọpụta onye na-arụ ọrụ nke ọma na gburugburu ebe obibi na-abụghị nke na-akwalite uto ọgwụ nje.

Akụrụngwa na ụzọ

1.1 nnwale nnwale

E gosipụtara usoro nri nnwale na nsonaazụ nyocha kemịkalụ na Tebụl 1. Enwere ụdị nri atọ dị na nnwale ahụ, na ọdịnaya nke potassium dicarboxylate bụ 0%, 0.8% na 1.5% n'otu n'otu.

1.2 oporo nnwale

Arọ ahụ mbụ nke Penaeus vannamei bụ (57.0 ± 3.3) mg) C. E kewara nnwale ahụ ụzọ atọ nwere ngbanwe atọ n'ime otu ọ bụla.

1.3 akụrụngwa nri

A na-eme omenala shrimp n'ime oghere ụgbụ na nkọwa nke 0.8 mx 0.8 mx 0.8 M. a na-edobe oghere niile n'ime ọdọ mmiri ciment na-asọ asọ (1.2 m elu, 16.0 m na dayameta).

1.4 nri nri nke potassium formate

Otu atọ nke nri (0%, 0.8% na 1.5% potassium dicarboxylate) ka ekenye ya n'otu n'otu n'otu oge mgbe ha tụchara iberibe 30 / igbe. Ọnụ ego nri bụ 15% nke ibu ahụ mbụ site na ụbọchị 1 ruo ụbọchị 10, 25% site na ụbọchị 11 ruo ụbọchị 30, na 35% site na ụbọchị 31 ruo ụbọchị 40. Nnwale ahụ mere maka ụbọchị 40. Mmiri okpomọkụ bụ 22.0-26.44 ℃ na salinity bụ 15. Mgbe ụbọchị 40 gasịrị, a na-atụle ịdị arọ ahụ ma gụọ ya, na ibu.

2.2 pụta

Dị ka nnwale nke stocking njupụta, ezigbo ngwaahịa njupụta bụ 30 azụ / igbe. Ọnụ ọgụgụ nlanarị nke otu njikwa bụ (92.2 ± 1.6)%, na ọnụọgụ ndụ nke 0.8% potassium diformate otu bụ 100%; Agbanyeghị, ọnụego nlanarị nke Penaeus vannamei gbadara ruo (86.7 ± 5.4)%, mgbe ọkwa mgbakwunye gbagoro ruo 1.5%. Ọnụọgụ ndepụta ahụ gosikwara otu omume ahụ.

3 mkparịta ụka

N'ime nnwale a, ịgbakwụnye potassium diformate nwere ike melite uru kwa ụbọchị yana ọnụego nlanarị nke Penaeus vannamei. Otu echiche ahụ ka etinyere mgbe ị na-agbakwunye potassium dicarboxylate na nri ezi. Ekwenyere na mgbakwunye nke 0.8% potassium diformate na nri shrimp nke Penaeus vannamei nwere mmetụta na-akwalite uto ka mma. Roth et al. (1996) kwadoro mgbakwunye nri kachasị mma na nri ezì, nke bụ 1.8% na nri mmalite, 1.2% na-eri nri ara na 0.6% na-eto eto na imecha ezì.

Ihe mere potassium dicarboxylate nwere ike kwalite uto bụ na potassium dicarboxylate nwere ike iru adịghị ike alkaline eriri afọ gburugburu ebe obibi site na-eri nri anụ afo na a zuru ezu ụdị, na-akpaghị aka decompose n'ime formic acid na formate, na-egosi ike bacteriostatic na bactericidal mmetụta, na-eme ka anụ eriri afọ tract na-apụta "sterile" steeti, si otú na-egosi uto na-akwalite mmetụta.