S-abscisic acid bụ ihe na-ahụ maka uto osisi sitere n'okike nke nwere ike ịkwalite nguzogide ụkọ mmiri ozuzo na ebe obibi na ọka. Ọzọkwa, ọ na-eme ka mmụba nke mkpụrụ osisi dị mfe site na ịhazi oke nke ahịhịa, ibelata ntinye ntị, na imeziwanye ogo ọka.
Na-arụ ọrụ dị ka osisi "ihe na-akpata nchekasị," ihe a na-eme ngwa ngwa n'ụzọ mgbaàmà dabere na ABA mgbe ọka na-ezute nrụgide ụkọ mmiri ozuzo. Nkwalite a na-ebute mmechi stomatal iji belata mmịfe mmiri ma n'otu oge na-akwalite ntinye mgbọrọgwụ miri emi ma na-eme ka ikike iwere mmiri dịkwuo elu. Nnyocha na-egosi na ọgwụgwọ na ịta nke 2-3 mg·kg⁻¹ nwere ike ịbawanye elu osisi, ogologo mgbọrọgwụ na ọrụ catalase nke mkpụrụ osisi ọka, si otú a na-ewusi ntọala physiological ha ike maka iguzogide ụkọ ọkọchị.
Banyere nguzogide ebe obibi, ngwa S-abscisic acid na-egbochi oke internode elongation na azuokokoosisi, na-eme ka mmepe ùkwù vaskụla na-abawanye, ma na-eme ka ike arụ ọrụ dị mma. Usoro omume ya gụnyere ịhazi nguzozi n'etiti gibberellins endogenous na auxins, si otú ahụ nweta mmetụta "na-achịkwa uto" (mgbochi oke). Ọzọkwa, S-abscisic Acid na-ebuli ihe owuwu ihe ọkụkụ dị mma site na ibelata ịdị elu nke ntinye ntị; nke a na-agbanwe etiti ike ndọda ala, na-ebelata ohere ịnọ n'ụlọ n'oge ikuku ma ọ bụ mmiri ozuzo.
N'ihe gbasara nkwalite ịdịmma yana nkwalite mkpụrụ, S-abscisic Acid na-ahazi nguzozi n'etiti uto ahịhịa na ịmụ nwa, na-eme ka ntụgharị nke ngwaahịa photosynthetic gaa na ọka. Usoro a na-eduga n'ịbawanye ma ọnụ ọgụgụ nke ọka kwa ntị na otu puku ọka. Nnwale nke ubi egosila na iji S-abscisic acid na-eme ihe n'ụzọ ziri ezi nwere ike ịkwalite mkpụrụ ọka karịa 5%, ebe ọ na-emeziwanye ịdị arọ nke ọka na ịnwale ịdị arọ, yana ibelata ihe omume nke ebu.
Nkwanye ngwa bara uru:
Ịkwasa mkpụrụ /Nri: Ịnye mkpụrụ n'ime 0.3-0.5 mg/L S-abscisic Acid ngwọta maka awa 6-12 nwere ike ime ka ọnụ ọgụgụ nke mkpụrụ osisi dịkwuo elu ma welie nkwụsi ike nke ọkwa mkpụrụ.
Iwu maka uto (Mgbochi oke ibu) na ọkwa mkpụrụ: Ngwa ngwa ngwa nke ngwọta 1-2ppm n'oge ogbo akwukwo 6-8 nwere ike igbochi ịgbatị internode n'ụzọ dị irè ma belata ntinye ntị.
Oge Nguzogide Nchegbu Dị Mkpa: Tinye ngwọta 50-100 ppm site na ịgbasa n'oge nhazi njikọ, ma ọ bụ ụbọchị 3-5 tupu oke ọkọchị ma ọ bụ ọnọdụ okpomọkụ dị ala a na-atụ anya ya, iji kwalite ikike nkwụsi ike nke osisi ahụ n'ozuzu ya.
