Potassium dicarboxylateshine ƙarin abinci na farko da Tarayyar Turai ta amince da shi wanda ke haɓaka ci gaban abinci wanda ba maganin rigakafi ba. Cakuda ne na potassium dicarboxylate da formic acid ta hanyar haɗin hydrogen tsakanin ƙwayoyin halitta. Ana amfani da shi sosai a cikin aladu da kuma girma aladu. Sakamakon gwajin ciyarwa ya nuna cewa ƙara potassium dicarboxylate a cikin abincin alade na iya ƙara yawan nauyin aladu da rage yawan mace-macen da kamuwa da cuta ke haifarwa. Ƙara potassium dicarboxylate a cikin abincin shanu kuma zai iya inganta yawan madarar shanu.

A cikin wannan binciken, allurai daban-daban napotassium dicarboxylatean ƙara su a cikin abincin Penaeus vannamei mai ƙarancin furotin, don bincika ingantaccen maganin haɓaka haɓaka wanda ba shi da illa ga muhalli.

kaya da matakai

1.1 abincin gwaji

An nuna dabarar ciyar da gwaji da sakamakon nazarin sinadarai a cikin Jadawali na 1. Akwai ƙungiyoyi uku na ciyarwa a cikin gwajin, kuma abubuwan da ke cikin potassium dicarboxylate sune 0%, 0.8% da 1.5% bi da bi.

1.2 jatan lande na gwaji

Nauyin jikin Penaeus vannamei na farko shine (57.0 ± 3.3) mg) C. An raba gwajin zuwa ƙungiyoyi uku tare da maimaitawa uku a kowace rukuni.

1.3 Wuraren ciyarwa

An yi amfani da jatan lande a cikin kejin da aka yi da tawada mai girman 0.8 mx 0.8 mx 0.8 m. An sanya dukkan kejin a cikin wani wurin waha mai zagaye da ke gudana (tsawonsa mita 1.2, diamitarsa ​​mita 16.0).

1.4 Gwajin ciyar da abinci na sinadarin potassium

An rarraba nau'ikan abinci guda uku (0%, 0.8% da 1.5% potassium dicarboxylate) bazuwar ga kowace ƙungiya bayan sun auna guda 30 a cikin akwati. Adadin abincin da aka ci shine 15% na nauyin jiki na farko daga rana ta 1 zuwa rana ta 10, 25% daga rana ta 11 zuwa rana ta 30, da kuma 35% daga rana ta 31 zuwa rana ta 40. Gwajin ya ɗauki tsawon kwanaki 40. Zafin ruwan shine 22.0-26.44 ℃ kuma gishiri shine 15. Bayan kwana 40, an auna nauyin jiki kuma an ƙididdige shi, sannan aka auna nauyin.

Sakamako 2.2

A bisa gwajin yawan kifin da aka yi a cikin kifin, mafi kyawun yawan kifin da aka yi a cikin kifin shine kifi 30 a kowace akwati. Yawan tsira na rukunin masu sarrafawa shine (92.2 ± 1.6)%, kuma adadin tsira na rukunin diformate na potassium 0.8% shine 100%; Duk da haka, adadin tsira na Penaeus vannamei ya ragu zuwa (86.7 ± 5.4)%, lokacin da matakin ƙarin ya karu zuwa 1.5%. Hakanan ma'aunin ciyarwa ya nuna irin wannan yanayin.

Tattaunawa 3

A cikin wannan gwajin, ƙara potassium diformate zai iya inganta yawan amfanin yau da kullun da kuma adadin tsira na Penaeus vannamei. An gabatar da irin wannan ra'ayi lokacin da aka ƙara potassium dicarboxylate a cikin abincin alade. An tabbatar da cewa ƙara potassium diformate 0.8% a cikin abincin jatan lande na Penaeus vannamei yana da ingantaccen tasirin haɓaka girma. Roth et al. (1996) sun ba da shawarar ƙarin abinci mafi kyau a cikin abincin alade, wanda ya kasance 1.8% a cikin abincin farko, 1.2% a cikin abincin yaye da kuma 0.6% a cikin noma da ƙarewa na alade.

Dalilin da yasa potassium dicarboxylate zai iya haɓaka girma shine cewa potassium dicarboxylate zai iya isa ga yanayin hanji mai rauni ta hanyar ciyar da cikin dabba a cikin cikakken tsari, kuma ya rikide ta atomatik ya zama formic acid kuma ya zama tsari, yana nuna ƙarfi mai ƙarfi na bacteriostatic da bacteriocidal, yana sa hanjin dabba ya zama "mara tsafta", don haka yana nuna tasirin haɓaka girma.