Ndị na-ahụ maka njikwa uto anọ, Paclobutrasol, Uniconazole, Chlormequat Chloride, na Mepiquat chloride, na-achịkwa uto osisi n'ime obere oge site na igbochi njikọ nke Gibberellic acid na osisi. I

A na-eji Paclobutrazole (Paclo) eme ihe n'ubi dị iche iche dịka osikapa, ọka wit, akwụkwọ nri, na osisi mkpụrụ osisi. Paclobutrazole (Paclo) bụ ihe dị iche iche na-egbochi uto osisi. Ọ nwere ike igbochi njikọ nke gibberellins endogenous na osisi ma belata nkewa na elongation nke mkpụrụ ndụ ihe ọkụkụ.

Compound sodium nitrophenolate (Atonik) bụ onye na-ahụ maka ihe ọkụkụ na-arụ ọrụ nke ọma. Ọ nwere njirimara nke arụmọrụ dị elu, nke na-adịghị egbu egbu, ọ dịghị ihe fọdụrụnụ, na ngwa ngwa ngwa ngwa. A na-akpọ ya "Green Food Engineering kwadoro Plant Growth Regulator" site na International Food and Agriculture Organisation. enweghị mmetụta dị n'ahụ mmadụ na anụmanụ.

Thidiazuron (TDZ) bụ ihe na-edozi ahụ nke mejuputara ngwakọta nke potassium dihydrogen phosphate na thiadiazuron. Ọ nwere otutu mmetụta na uto na mmepe nke mkpụrụ osisi: na-amụba mkpụrụ, mma mma, mma ọrịa na-eguzogide, wdg Thidiazuron (TDZ) nwere ike kwalite photosynthesis, melite osisi edozi itinye n'ọrụ, dịkwuo ọnụ ọgụgụ nke ifuru buds na mkpụrụ àgwà.