Gibberellin bụ ụdị homonụ tetracyclic diterpene osisi, na nhazi ya bụ 20 carbon gibberelline.Gibberellin, dị ka a nkịtị elu-arụmọrụ na mbara-dịdị iche iche osisi ibu na-achịkwa hormone, na-arụ ọrụ dị mkpa n'ịhazi uto nke osisi buds, epupụta, okooko osisi na mkpụrụ osisi.
Ngwa nke gibberellin
►Bnwetaghachi mkpụrụ ahụ dormancy.
►Rimeziwanye ihe ọkụkụ.
►Control nke okooko oge.
►Promote nwoke ifuru iche.
►Fnchekwa ruit.
Ihe na-akpata mgbawa mkpụrụ osisi
Ịgbawa mkpụrụ osisi bụ ihe na-eme n'enweghị ahaghị nhata n'usoro ihe ọkụkụ.Ihe bụ isi kpatara ya bụ na bee ibu enweghị ike imeghari ka mkpụrụ pulp ibu.Mgbe nyocha na nchịkọta nke ndị ọkà mmụta gasịrị, ihe ndị na-emetụta ihe ndị na-eduga n'ịgbawa mkpụrụ osisi bụ: nrụgide turgor na bee, ọnụ ọgụgụ na-eto eto na-enweghị nhazi nke pulp na bee, ngbanwe nke akpụkpọ mkpụrụ osisi na nhazi nke akpụkpọ mkpụrụ.N'ime ha, mmiri na ihe dị n'ime gibberellin na abscisic acid metụtara ọzịza nrụgide nke pericarp;Ike igwe nke pericarp na-emetụta ọdịnaya calcium na akụkụ mgbidi cell;Mkpụrụ ndụ izu ike nke mgbidi cell na-emetụta extensibility Pericarp.Mgbe ọzịza nrụgide, n'ibu ike na extensibility nke pericarp na-ezighị ezi, mkpụrụ cracking na-apụta.
N'oge mmiri ozuzo, oke mmiri ga-eme ka ọzịza nke peel dịkwuo elu, na-ebute mkpụrụ osisi.N'ime ọnwa akọrọ na mmiri ozuzo, mkpụrụ osisi na-eto ngwa ngwa karịa bee.Mgbe oge mmiri ozuzo na-abịa, osisi ndị ahụ na-amịkọrọ mmiri na nri na-edozi ahụ ngwa ngwa.Enweghị ahaghị nhata nke uto n'etiti mkpụrụ osisi na pericarp yana mmụba nke ọzịza nke pericarp na-eduga na mgbawa mkpụrụ.Ịfesa gas na mkpụrụ osisi iji dozie usoro nrụgide nke peel na pulp nwere ike igbochi mkpụrụ osisi.
Ka ọ dị ugbu a, ụfọdụ akwụkwọ edemede na ndekọ nnwale na-egosi na ụdị surfactant a nwere mmetụta mmekọrịta dị ntakịrị na ndị na-achịkwa uto gibberellin.Iji kpuru ìsì mesie mmetụta synergistic nke ihe mgbakwunye ga-abawanye ọnụ ahịa nke ndị na-eto eto.Ya mere, anyị na-atụ aro na ezi uche Nchikota ibu regulators na mgbakwunye kwesịrị iji nkà mmụta sayensị dị ka e ji mara na mkpa nke akwụkwọ nri na mkpụrụ osisi dị iche iche uto nkebi.
Buru
♦Ịmepụta ihe nkiri na akwụkwọ ma ọ bụ mkpụrụ osisi nwere ike ibelata ịcha mmiri ozuzo na ihe ndị dị irè dị ka ndị na-ahụ maka uto na fungicides, zere ngwa ngwa ugboro ugboro ma belata ọnụ ahịa.
♦Mepụta oyi akwa mkpuchi sunscreen n'elu akwukwo na elu mkpụrụ, belata nke ọma mmebi nke ultraviolet na anwụ na-akpata n'okpuru anyanwụ na-ekpo ọkụ, ma rụọ ọrụ nke mkpuchi mmiri na mgbochi transpiration.
♦Hazie usoro mgbasawanye n'etiti mkpụrụ osisi na bee iji gbochie mgbawa.
♦Mgbe ịgbasa onye na-ahụ maka uto quantitative iji meziwanye agba agba, enwere ike fesa ya ka ogologo oge ọkọnọ mkpụrụ osisi dị ogologo.
♦Ejikọtara ya na ndị na-ahụ maka uto, ọ na-enye nkwenye zuru oke maka mkpụrụ osisi na akwụkwọ nri n'oge uto dị iche iche.
Oge nzipu: Feb-15-2022