Ma'aikatan kula da girma guda huɗu, Paclobutrazol, Uniconazole, Chlormequat Chloride, da Mepiquat chloride, duk suna sarrafa ci gaban shuka a cikin ɗan gajeren lokaci ta hanyar hana haɗin Gibberellic acid a cikin tsire-tsire. I

Ana amfani da Paclobutrazole (Paclo) a cikin amfanin gona daban-daban kamar shinkafa, alkama, kayan lambu, da itatuwan 'ya'yan itace. Paclobutrazole (Paclo) wani nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in kifi) na iya hana ci gaban shuka. Yana iya hana kira na endogenous gibberellins a cikin shuke-shuke da kuma rage rabo da elongation na shuka Kwayoyin.

Compound sodium nitrophenolate (Atonik) shine babban mai sarrafa kayan shuka mai inganci.Yana da halaye na ingantaccen inganci, rashin guba, babu saura, da kewayon aikace-aikace mai fa'ida. Ana kiransa da "Green Food Engineering Recommended Plant Growth Regulator" ta Hukumar Abinci da Aikin Noma ta Duniya. babu illa ga mutane da dabbobi.

Thidiazuron (TDZ) sinadari ne wanda ya ƙunshi cakuda potassium dihydrogen phosphate da thiadiazuron. Yana da mahara effects a kan girma da kuma ci gaban da 'ya'yan itace itatuwa: kara yawan amfanin ƙasa, inganta ingancin, inganta cuta juriya, da dai sauransu Thidiazuron (TDZ) iya inganta photosynthesis, inganta shuka na gina jiki amfani, ƙara yawan flower buds da 'ya'yan itace ingancin.