Ndị na-ahụ maka uto osisi na-akwalite ntozu nke ihe ọkụkụ n'oge na-agụnye ụdị ndị a: Gibberellic Acid (GA3): Gibberellic acid bụ onye na-ahụ maka uto ihe ọkụkụ nke nwere ike ịkwalite uto na mmepe nke ihe ọkụkụ, mee ka ha tozuo n'oge, na-amụba ihe ọkụkụ, ma kwalite mma. Ọ dabara maka ihe ọkụkụ dị ka owu, tomato, osisi mkpụrụ osisi, poteto, ọka wit, soybean, ụtaba, na osikapa.

Ịgba mgbọrọgwụ osisi bụ otu n'ime usoro dị mkpa nke itolite osisi ma bụrụkwa nnukwu uru maka uto, mmepe na mmeputakwa nke osisi. Ya mere, otu esi akwalite mgbọrọgwụ osisi bụ ihe dị mkpa na ịkụ ihe ọkụkụ. Isiokwu a ga-atụle otu esi akwalite mgbọrọgwụ osisi site na akụkụ nke ọnọdụ nri, ihe gbasara gburugburu ebe obibi, na usoro ọgwụgwọ.

1-Naphthyl Acetic Acid nwere ike kpalie nkewa cell na ọdịiche anụ ahụ, na-amụba ntọala mkpụrụ osisi, gbochie mkpụrụ osisi, ma mee ka mkpụrụ dị elu. 12.5 mg / n'arọ;

Gibberellic acid (GA3) bụ onye na-ahụ maka uto osisi nke nwere ọtụtụ mmetụta physiological dị ka ịkwalite uto na mmepe osisi, ịba ụba mkpụrụ na imeziwanye mma. N'ime mmepụta ugbo, ntinye ntinye nke Gibberellic Acid (GA3) nwere mmetụta dị mkpa na mmetụta ya. Nke a bụ ụfọdụ ozi zuru ezu gbasara ọdịnaya na itinye uche ojiji nke Gibberellic Acid (GA3):