| SA | salicylic acid |
| ABA | abscisic acid |
| H2O2 | hydrogen peroxide |
| EL | electrolyte leakage |
| CI | chilling injury index |
| AIP | 2-aminoindan-2-phosphonic acid |
| Na2WO4 | sodium tungstate |
| Flu | fluridone |
| AOPP | L-a-aminooxy-b-phenylpropionic acid |
| DPI | diphenyleneidonium |
| DTMU | N,N′-dimethylthiourea |
| Cs/Cs | the self-grafted cucumber plants |
| Cs/Cm | the hetero-rooted grafted cucumber plants |
| Cs | Cucumis sativus L, cv. ‘Jinyou 35’ |
| Cm | Cucurbita moschata D., cv. ‘Jinmama 519’ |