ozi

1-Methylcyclopropene(nke a na-akpọ 1-MCP) CAS 3100-04-7, bụ obere ngwongwo molekul nwere usoro cyclic ma na-ejikwa ya n'ọhịa nke nchekwa ngwaahịa ugbo n'ihi ọrụ pụrụ iche ya na nhazi physiological osisi.

1-Methylcyclopropene (1-MCP) bụ ngwakọta nwere usoro pụrụ iche nke ime ihe ma nwee ngwa dị mkpa n'ọtụtụ mpaghara, karịsịa na ọrụ ugbo na nchekwa nri. Ndị a bụ ngwa ya na nkọwa ndị metụtara ya:

Ubi nke ugbo na ichekwa nkpuru osisi

1. Na-egbochi mmetụta nke ethylene ma gbasaa oge ọhụrụ nke mkpụrụ osisi

Ụkpụrụ nke ime ihe: Ethylene bụ hormone bụ isi maka ntozu na uto nke mkpụrụ osisi. 1-MCP nwere ike jikọta ndị na-anabata ethylene na-enweghị mgbagha, gbochie mgbasa ozi ethylene, wee si otú a na-egbu oge nhazi nke mkpụrụ osisi, ịdị nro na ịdị nro.

Ọnọdụ ngwa:

Ichekwa mkpụrụ osisi dị iche iche: dị ka apụl, pears, unere, kiwis, mango, strawberries, wdg Dị ka ihe atụ, ọ bụrụ na apụl na-emeso na 1-MCP mgbe buru, ọ pụrụ budata ịgbatị ha shelf ndụ na refrigeration ma ọ bụ ụlọ okpomọkụ, na ịnọgide na-enwe ike na udidi nke anụ ahụ.

chịkwaa ọrịa physiological mgbe owuwe ihe ubi gasịrị: Belata nsogbu ndị dị ka ịhịa aka n'ahụ na ire ere mkpụrụ osisi ethylene kpatara (dị ka ọrịa ntụpọ ojii na banana).

Uru: E jiri ya tụnyere ethylene absorbents (dị ka potassium permanganate),1-MCPnwere mmetụta na-adịgide adịgide na ịrụ ọrụ nke ọma, ma na-achọ obere usoro onunu ogwu (na-abụkarị ppm ole na ole).

2. Mezie ịka nká nke okooko osisi na osisi ornamental

Itinye n'ọrụ na-ichekwa ịkpụ okooko osisi: Ịgbatịa vase ndụ ịkpụ okooko osisi dị ka Roses, carnations na lilies, na-egbu oge na wilting na-agwụ agwụ nke petals.

Nlekọta ihe ọkụkụ: gbochie ịka nká nke osisi ịchọ mma ime ụlọ (dị ka Phalaenopsis) ma nọgide na-enwe ọdịdị osisi mara mma.

Ubi ubi ubi na ihe ọkụkụ

1. Jikwaa uto na mmepe nke osisi

Ịkwụsị ịka nká akwụkwọ nri: A na-eji ya maka ọgwụgwọ akwụkwọ nri dị ka brokoli na letus iji nọgide na-enwe agba akwụkwọ ndụ emerald na ịdị ọhụrụ.

Na-achịkwa ndagide nke ntozu ihe ubi: N'ịkụ mkpụrụ osisi dịka tomato na ose, a na-anabata ọgwụgwọ 1-MCP iji mee ka mkpụrụ osisi tozuo oke otu, na-eme ka owuwe ihe ubi na nhazi nke etiti.

2. Belata nzaghachi nrụgide osisi

Nguzogide nrụgide siri ike: N'okpuru njem ma ọ bụ nrụgide gburugburu ebe obibi (dị ka okpomọkụ dị elu ma ọ bụ dị ala), ọ na-ebelata nzaghachi nrụgide nke ethylene na-ebute na osisi, ma na-ebelata akwụkwọ na-acha odo odo na ịdaba.

Ngwa ndị ọzọ enwere ike

1. Pretreatment na nri ụlọ ọrụ

A na-eji 1-Methylcyclopropene eme ihe maka nchekwa mkpụrụ osisi ọhụrụ a kpụchara (dị ka mpekere apụl na chunks ube), na-egbu oge oxidation na Browning, na ịgbatị ndụ shelf.

2. Nnyocha sayensị na nyocha nnwale

Dị ka ngwa ngwa maka ọmụmụ nke usoro nke ethylene, a na-eji ya na physiology osisi na ihe omumu ihe omumu ihe omumu iji nyochaa usoro nhazi nke uzo akara ethylene.

Akpachara anya maka ojiji

N'oge:1-Methylcyclopropeneekwesịrị iji ya tupu ahapụ ethylene site na mkpụrụ osisi ma ọ bụ osisi (dị ka ngwa ngwa o kwere omume mgbe ewerechara) maka mmetụta kacha mma. Ọ bụrụ na mkpụrụ osisi abanyela n'oge ikpeazụ nke ripening, mmetụta ọgwụgwọ ahụ ga-ada.

Njikwa onunu ogwu: Ihe ubi dị iche iche nwere sensitito dị iche iche na 1-Methylcyclopropene 1-MCP (dịka ọmụmaatụ, ụdị mkpụrụ osisi transmutation na-enwe mmetụta karịa). Ekwesịrị ịhazi ntinye ntinye ngwa ahụ dịka ụdị dị iche iche si gbanarị ekpomeekpo mkpụrụ osisi na-adịghị mma kpatara oke onunu ogwu (dị ka "ntụ ntụ" nke apụl).

Ọnọdụ gburugburu ebe obibi: Ekwesịrị ịme ọgwụgwọ ahụ na mpaghara mechiri emechi (dịka ụlọ nchekwa ikuku na-achịkwa ma ọ bụ akpa rọba), ebe okpomọkụ na iru mmiri nwere ike imetụta mgbasa ozi na arụmọrụ nke 1-MCP.

Ka ọ dị ugbu a, echere m na onye ọ bụla ga-atụle otu ajụjụ:

Ojiji nke 1-methylcyclopropene ọ na-emerụ ahụ mmadụ?

1-methylcyclopropene adịghị emerụ ahụ mmadụ n'okpuru ọnọdụ ojiji ezi uche dị na ya, ụlọ ọrụ ikike mba ụwa amatakwara nchekwa ya. Ma ọ bụ nnukwu nsi, mmetụta ahụike na-adịte aka ma ọ bụ ihe egwu fọdụrụnụ, ha niile nọ n'ime oke anabatara. Ndị ahịa ekwesịghị ichegbu onwe ha mgbe ha na-eri ngwaahịa ọrụ ugbo ejiri 1-MCP na-emeso ya, ndị na-arụ ọrụ kwesịrị ịgbaso usoro nchekwa naanị iji zere ihe ize ndụ nke ikpughe ọrụ. Isi uru nke teknụzụ a bụ ịgbatị oge ọhụrụ nke ngwaahịa ugbo site n'ụzọ sayensị kama iwebata ihe egwu nchekwa.

Isi uru nke 1-methylcyclopropene dabeere na ịhazi kpọmkwem mmetụta physiological nke ethylene iji nweta nchekwa nke ngwaahịa ugbo na njikwa nke uto osisi. 1-methylcyclopropene abụrụla ụzọ teknụzụ dị mkpa maka ọgwụgwọ owuwe ihe ubi n'oge a na-arụ ọrụ ugbo nke oge a, ọkachasị na-enwe uru dị ukwuu n'ịgbatị ndụ nchekwa yana melite ogo mkpụrụ osisi na ifuru. Karịsịa n'oge okpomọkụ, oke okpomọkụ na oke iru mmiri n'oge okpomọkụ nwere ike ime ka mmebi mkpụrụ osisi dịkwuo ngwa ngwa. Nchekwa sayensị na-achọ ịmepụta atụmatụ na-ejikọta ya na njirimara nke mkpụrụ osisi na ihe ndị metụtara gburugburu ebe obibi.

Karịsịa n'oge okpomọkụ, oke okpomọkụ na oke iru mmiri n'oge okpomọkụ nwere ike ime ka mmebi mkpụrụ osisi dịkwuo ngwa ngwa. Nchekwa sayensị na-achọ ịmepụta atụmatụ na-ejikọta ya na njirimara nke mkpụrụ osisi na ihe ndị metụtara gburugburu ebe obibi. Anyị bụ ndị ọkachamaraNdị na-eweta 1-methylcyclopropene. 1-MCP ntụ ntụ bụ ezigbo nhọrọ maka gị.