Sodium o-nitrophenolate e ka sebelisoa e le activator ea sele ea semela, e ka kenang ka potlako 'meleng oa semela, ea khothalletsa ho phalla ha protoplasm ea sele, le ho potlakisa lebelo la metso ea limela.

Mefuta e meholo ea metso ea semela le li-agent tsa katoloso ea kutu e kenyelletsa chlorformamide le choline chloride/naphthyl acetic acid.

Choline chloride ke taolo ea kholo ea limela e ka holisang katoloso e potlakileng ea metso le li-tubers tse ka tlas'a lefatše, ho ntlafatsa chai le boleng. . E ka boela ea laola photosynthesis ea makhasi le ho thibela photorespiration, kahoo e khothalletsa ho atolosoa ha li-tubers tse ka tlas'a lefatše.

Litaolo tsa kholo ea limela tse khothalletsang kholo ea pele ea limela haholo-holo li kenyelletsa mefuta e latelang: Gibberellic Acid (GA3): Gibberellic Acid ke taolo e pharaletseng ea kholo ea limela e ka khothalletsang kholo le nts'etsopele ea lijalo, ea li etsa hore li butsoe kapele, li eketse chai, le ho ntlafatsa boleng. E loketse lijalo tse kang k'hothone, tamati, lifate tsa litholoana, litapole, koro, linaoa tsa soya, koae le raese.

Metso ea limela ke e 'ngoe ea mekhahlelo ea bohlokoa ea kholo ea semela 'me e bohlokoa haholo kholong, nts'etsopele le tlhahiso ea limela. Ka hona, mokhoa oa ho khothaletsa metso ea limela ke taba ea bohlokoa temong ea limela. Sehlooho sena se tla tšohla mokhoa oa ho khothalletsa ho mela ha limela ho tloha likarolong tsa maemo a phepo e nepahetseng, maemo a tikoloho, le mekhoa ea phekolo.