ozi

Oge okpomọkụ abịawo, na ihe kachasị mgbagwoju anya maka onye ọ bụla bụ ichebe nri. Otu esi achọpụta ịdị ọhụrụ nke nri aghọwo ihe na-ekpo ọkụ n'oge a. Ya mere, olee otú anyị kwesịrị isi chekwaa mkpụrụ osisi na akwụkwọ nri ọhụrụ n'oge okpomọkụ dị otú ahụ? N'ọnọdụ dị otú a, n'ime afọ ndị na-adịbeghị anya, nchọpụta sayensị achọpụtala ihe na-egbochi ọrụ ethylene dị irè -1-MCP. Onye na-egbochi 1-MCP abụghị naanị ihe na-egbu egbu, adịghị emerụ ahụ, nke fọdụrụ n'efu, yana enyi na gburugburu ebe obibi, ma a na-ejikwa ya maka ichekwa mkpụrụ osisi, akwụkwọ nri, na okooko osisi. N'okpuru ebe a, anyị ga-ewebata nkọwapụta nke ngwaahịa 1-MCP.

Kedu ihe bụ 1-MCP?

1-MCP, nke a makwaara dị ka 1-Methylcycloprotene,CAS 3100-04-7. 1-MCP bụ ihe mgbochi ethylene dị irè nke nwere ike igbochi usoro mmeghachi omume anụ ahụ na biochemical metụtara mkpụrụ osisi chara acha nke ethylene kpatara, na-egbochi iku ume osisi, na-egbu oge mkpụrụ osisi na-eto nke ọma na ọganihu ịka nká, na-echekwa ọdịdị mbụ na àgwà nke mkpụrụ osisi na akwụkwọ nri. a ogologo oge, belata mmiri evaporation, ibelata pathological mmebi na microbial ire ure, Iji nọgide na-enwe nchekwa àgwà nke mkpụrụ osisi. Na 1-MCP abụghị ihe na-egbu egbu na nke fọdụrụ n'efu, na-ezute ihe ngosi dị iche iche nke ihe nchekwa vidiyo nke mba, enwere ike iji obi ike mee ihe.

1-MCP nkọwa

1-MCP ngwa

Tupu itinye 1-MCP, a nakweere ọtụtụ ụzọ nke nchekwa na nchekwa anụ ahụ: 1. obere okpomọkụ refrigeration, 2. nchekwa ikuku na-achịkwa, na 3. okpomọkụ, ọkụ, na ngwa ndakwa nri. Otú ọ dị, ụzọ atọ ndị a na-achọ ọtụtụ ndị ọrụ na ihe onwunwe, na oge dị ogologo na mkpụmkpụ. Nnyocha egosila na 1-MCP nwere ike ịsọ mpi nke ọma iji jikọta ndị na-anabata ethylene, na-egbu oge ịmị mkpụrụ na ịka nká. N'ihi ihe ndị na-adịghị egbu egbu, obere ojiji, arụmọrụ dị elu, na ihe ndị na-edozi ahụ, a na-eji ya ugbu a na-echekwa mkpụrụ osisi na akwụkwọ nri, na-eji nnukwu ahịa ahịa na nkwalite.

1-MCP abụghị naanị na-egbochi ma ọ bụ na-egbu oge ihe omume nke ịka nká physiological na osisi, kamakwa ọ nwere obere nsị. LD50>5000mg/kg bụ n'ezie ihe na-adịghị egbu egbu; Ntinye uche a na-eji dị oke ala, na mgbe a na-edozi mkpụrụ osisi, akwụkwọ nri, na okooko osisi, ntinye nke ikuku kwesịrị ịbụ naanị otu nde, ya mere ihe fọdụrụ na mkpụrụ osisi, akwụkwọ nri, na okooko osisi mgbe ejiri ya dị ala nke na enweghị ike ịhụ ya. ; 1-MCP agafewokwa nyocha nke US Environmental Protection Agency (mara ọkwa webụsaịtị EPA) na a na-ewere ya dị ka nchekwa na adịghị egbu egbu, kwesịrị ekwesị maka iji okooko osisi na mkpụrụ osisi na akwụkwọ nri, yana nchekwa maka mmadụ, anụmanụ, na gburugburu ebe obibi. Ọ dịghị mkpa iji guzobe mgbochi onunu ogwu n'oge ojiji.

Kedu ihe bụ echiche ahịa maka 1-MCP?

Maka mba ndị na-arụ ọrụ ugbo, a na-emepụta ọnụ ọgụgụ buru ibu nke mkpụrụ osisi na akwụkwọ nri ọhụrụ kwa afọ. N'ihi ezughị okè mmepe nke oyi yinye logistics maka ọrụ ugbo, ihe dị ka 85% nke mkpụrụ osisi na akwụkwọ nri na-eji ngwa ngwa nkịtị, na-akpata nnukwu ire ere na mfu. Nke a na-enye ohere ahịa sara mbara maka nkwalite na ngwa nke 1-methylcyclopropene. Nsonaazụ nyocha na-egosi na 1-methylcyclopropene nwere ike belata nro na ire ere nke mkpụrụ osisi na akwụkwọ nri, ma gbasaa ndụ nchekwa na oge nchekwa. Nke a na-emechi iwebata1-MCP. Ọ bụrụ na ị ga-achọ ịmatakwu gbasara ngwaahịa a, biko hapụ m ozi.