| Stage of vegetative bud | Chlorophyll of leaf (mg∙g−1) | Soluble protein of leaf (mg∙g−1) | Total sugar of leaf (mg∙g−1) | ||
| a | b | Total (a + b) | |||
| S1 S2 S3 | 0.67a 0.64ab 0.63b | 0.24a 0.24a 0.22b | 0.91a 0.88a 0.85b | 1.64a 1.60b 1.63ab | 39.8b 36.6c 46.8a |