Mokhoa oa ts'ebetso oaIAA (Indole-3-Acetic Acid) ke ho khothaletsa karohano ea lisele, ho lelefatsa le katoloso.

Tlaase mahloriso le Gibberellic acid le chefo e bolaeang likokoanyana synergistically khothalletsa kgolo le ntshetsopele ya limela.Ho tsepamisa mohopolo ho hoholo ho etsa hore ho be le ethylene e sa feleng 'me ho khothalletsa kholo le senescence ea lisele tsa semela kapa litho tsa 'mele.

Ke sesebelisoa sa pele sa metso se sebelisoang temong le se laolang kholo ea limela ka merero e mengata.Empa e senyeha habonolo ka hare le ka ntle ho semela.

Mesebetsi ea motheo ea fisioloji eaIBA (Indole-3-Butyric Acid)li tšoana le IAA (Indole-3-Acetic Acid).Ka mor'a ho kenngoa ke limela, ha ho bonolo ho tsamaisa 'meleng,' me hangata e lula karolong ea phekolo, kahoo e sebelisoa haholo-holo ho khothalletsa ho mela ha li-cuttings.Le hoja e tsitsitse ho feta indole acetic acid, e bonolo ho bola ha e pepesehetse khanya.

Tšebeliso e le 'ngoe e na le phello ea metso lijalong tse fapaneng, empa e kopantsoe le lilaoli tse ling tsa kholo ea semela ka phello ea metso, phello e molemo.Ka mohlala,IAA or IBAe sebelisetsoa ho khothalletsa metso e metle, e fokolang le e nang le makala ha li-cuttings li mela;NAA (Naphthylacetic Acid)e ka etsa hore metso e teteaneng, e endoplasmic e nang le makala a mangata, joalo-joalo, kahoo motsoako oa bona o atisa ho sebelisoa tlhahiso.