ozi

Julaị bụ ọnụ ọgụgụ kasị elu nke okpomọkụ, na n'oge okpomọkụ na iru mmiri, nri nwere ike ịghọ ihe ngwọta maka nje bacteria n'oge ọ bụla. Karịsịa mkpụrụ osisi na akwụkwọ nri, ọ bụrụ na anaghị echekwa mkpụrụ osisi na akwụkwọ nri ndị a zụrụ ọhụrụ n'ime friji, enwere ike ịchekwa ya naanị otu ụbọchị. Na oge okpomọkụ ọ bụla, a na-enwe ọtụtụ ọrịa afọ ọsịsa nke "iri nri na-adịghị mma", ma ndị okenye ma ụmụaka, na-echekarị maka iri oke "oyi". N'ezie, nri ma ọ bụ ihe ọṅụṅụ na-ekpo ọkụ na-eme ka ụfọdụ ndị enyi nwee peristalsis intestinal ngwa ngwa, ma n'ozuzu adịghị eme ka ndị mmadụ na-agbaga na ụlọ mposi ọtụtụ ugboro n'ụbọchị. Ya mere, n'oge a, ihe mbụ ị ga-atụle bụ ọrịa eriri afọ nke ịdị ọcha nri na-akpata. Nri a na-eri ọ̀ na-ere ere ma na-emebi emebi? Yabụ kedu ka anyị ga-esi rie mkpụrụ osisi na akwụkwọ nri ọhụrụ n'oge okpomọkụ?

N'oge a, ihe mbụ anyị na-eche bụ nchekwa nke friji. Otú ọ dị, e nwere ọtụtụ ụdị nri na ihe ọṅụṅụ ndị a na-echekwa n'ime friji, n'ime ha, e nwere ọtụtụ ihe oriri ndị "na-etinye nje bacteria" n'ime friji, dị ka àkwá nke nwere ike ibu salmonella, na anụ anụ, mkpụrụ osisi na akwụkwọ nri ndị nwere ike ibute ọrịa Escherichia coli. Staphylococcus aureus na nje ndị na-akpata ọrịa. Na refrjiraeto nwekwara a shelf ndụ maka ichekwa. N'ozuzu, a ga-eri nri nke na-ewe ụbọchị 2-3, ma ọ bụghị ya, ọ ga-ere ere na refrjiraeto ka oge na-aga. N'otu oge ahụ, refrjiraeto nwekwara ebe nchekwa ụfọdụ, nke a na-eji naanị maka ụlọ. Ọ bụrụ na ọ bụ nnukwu ụlọ ahịa, olee otú anyị ga-esi mee ka nri dị ọhụrụ site n'aka ndị ahịa anyị na-azụta?

Site na mmepe nke ijikọ ụwa ọnụ akụ na ụba, mbubata na mbupụ nke mkpụrụ osisi na akwụkwọ nri aghọwo ụkpụrụ. N'ọnọdụ dị otú a, anyị ga-amụ ụdị ihe nchebe ọhụrụ -1-MCP mkpụrụ osisi na akwụkwọ nri. Ozugbo e mepụtara ngwaahịa ahụ, ọ natara nzaghachi dị elu. N'ihi na nke a bụ ihe na-adịghị egbu egbu, nke dị oke nchebe na nke dị irè nke ọma. Ọzọ, ka anyị kwuo maka ihe eji echekwa mkpụrụ osisi na akwukwo nri 1-MCP.

Kedu ihe bụ 1-Methylcyclopropene?

1-Methylcyclopropene, nke akpọchiri dị ka 1-MCP na Bekee,CAS 3100-04-7Usoro kemịkalụ bụ C4H6. N'okpuru ọnọdụ okpomọkụ na nrụgide nkịtị, ọdịdị ahụ bụ gas na-enweghị agba, na-adịghị egbu egbu na enweghị ụtọ, na njupụta nke 0.838g/cm3. Ọ bụ ihe na-arụsi ọrụ ike nke Cyclopropene. 1-Methyl Cyclopropene bụ nke a na-ejikarị dị ka onye na-ahụ maka uto ihe ọkụkụ ma na-ejikarị ya eme ihe n'ọhịa nke ichekwa ihe ọkụkụ. Ọ nwere uru nke obere oriri, mmetụta nchekwa dị mma na nchekwa dị elu.

Njirimara nke 1-MCP

1-MCP nwere ike igbochi ntọhapụ nke ethylene site na osisi n'onwe ha, ma gbochie njikọ nke ethylene na ndị na-anabata ya na sel osisi, si otú a na-egbochi mmetụta na-eto eto nke ethylene. Ya mere, ngwa nke 1-Methylcyclopene nwere ike ịgbatị usoro ntozu na ịka nká nke osisi, si otú ahụ na-agbatị ndụ ha, na-ebelata nrụrụ aka na n'efu n'oge njem na nchekwa, na ịgbatị ndụ ndụ nke ngwaahịa.

Ngwa nke 1-MCP

1-MCPenwere ike itinye ya na ichekwa mkpụrụ osisi, akwụkwọ nri, na ifuru iji gbochie ịta ahịhịa. Dịka ọmụmaatụ, mgbe a na-etinye ya na mkpụrụ osisi na akwụkwọ nri dị ka apụl, pears, plums, kiwifruit, na tomato, ọ nwere ike igbu oge ntozu ha, belata ikuku mmiri, ma nọgide na-esi ike, uto, na ihe oriri na-edozi ahụ; N'ihe gbasara nchekwa ifuru, ọ nwere ike ịnọgide na-enwe agba na ísì ụtọ nke ifuru. Na mgbakwunye, 1-Methylcyclopene nwekwara ike melite nguzogide ọrịa osisi.1-Methylcyclopenebụ ihe ọhụrụ dị ịrịba ama na nchekwa mkpụrụ osisi na akwụkwọ nri ka emezigharịrị ichekwa ikuku.

Mgbe ọrịa ahụ gasịrị, akụ na ụba gbakere, mmepe nke azụmahịa zuru ụwa ọnụ ji nke nta nke nta na-agbasa. Kwa afọ, obodo ọ bụla ga-amịpụta mkpụrụ osisi na akwụkwọ nri ọhụrụ dị ukwuu n'obodo. N'ihi ezughị okè mmepe nke ugbo oyi yinye lọjistik, banyere 85% nke mkpụrụ osisi na akwụkwọ nri na-eji nkịtị lọjistik, n'ihi na a ọnụ ọgụgụ buru ibu nke ire ere losses, nke nyekwara a sara mbara ahịa ohere maka nkwalite na ngwa nke.1-methyl cyclopropene. Ya mere, enwere ike ịhụ na 1-MCP nwere atụmanya mmepe sara mbara, ọ bụghị naanị maka mkpụrụ osisi na akwụkwọ nri dị iche iche nke akụkụ okuku ume, kamakwa ọ nwere ike ịgbatị nchekwa owuwe ihe ubi na ndụ shelf nke ọma, ọkachasị maka mkpụrụ osisi na akwụkwọ nri ethylene nwere mmetụta siri ike, ma nwee ike ịnọgide na mbụ. àgwà nke mkpụrụ osisi na akwụkwọ nri ruo ogologo oge.