| CK | Cytokinin |
| CKX | Cytokinin oxidase dehydrogenase |
| DZ | dihydrozeatin |
| EXP | Expansin |
| FW | Fresh weight |
| iP | Isopentenyladenine |
| N | Nitrogen |
| NS | Not significant |
| PLT | PLETHORA |
| XTH | Xyloglucan endotransglucosylase/hydrolase |
| Z | Zeatin |
| CK | Cytokinin |
| CKX | Cytokinin oxidase dehydrogenase |
| DZ | dihydrozeatin |
| EXP | Expansin |
| FW | Fresh weight |
| iP | Isopentenyladenine |
| N | Nitrogen |
| NS | Not significant |
| PLT | PLETHORA |
| XTH | Xyloglucan endotransglucosylase/hydrolase |
| Z | Zeatin |