外源物质对茶树耐寒及蔗糖代谢关键基因表达的影响

杨小青¹,黄晓琴^1,^*(

),韩晓阳¹,刘腾飞²,岳晓伟¹,伊冉¹

Effect of Exogenous Substances on Cold Tolerance and Key Sucrose Metabolic Gene Expression in Camellia sinensis

Xiaoqing Yang¹,Xiaoqin Huang^1,^*(

),Xiaoyang Han¹,Tengfei Liu²,Xiaowei Yue¹,Ran Yi¹

图1. 低温胁迫下不同浓度GABA、绿藻粉和竹醋液处理对茶树叶片冻害指数的影响
CK: 清水; T1-1: 5 mmol·L^-1GABA; T1-2: 10 mmol·L^-1 GABA; T1-3: 20 mmol·L^-1 GABA; T2-1: 0.67 mg·mL^-1绿藻粉; T2-2: 0.33 mg·mL^-1绿藻粉; T2-3: 0.22 mg·mL^-1绿藻粉; T2-4: 0.17 mg·mL^-1绿藻粉; T3-1: 5.0 mg·mL^-1竹醋液; T3-2: 3.3 mg·mL^-1竹醋液; T3-3: 2.5 mg·mL^-1竹醋液; T3-4: 2.0 mg·mL^-1竹醋液。不同小写字母表示各处理间差异显著(P<0.05)。

Figure 1. The effect of GABA, chlorella powder and bamboo vinegar treatments on cold injury index of tea leaves under low temperature stress
CK: Water; T1-1: 5 mmol·L^-1 GABA; T1-2: 10 mmol·L^-1 GABA; T1-3: 20 mmol·L^-1 GABA; T2-1: 0.67 mg·mL^-1chlorella powder; T2-2: 0.33 mg·mL^-1 chlorella powder; T2-3: 0.22 mg·mL^-1 chlorella powder; T2-4: 0.17 mg·mL^-1chlorella powder; T3-1: 5.0 mg·mL^-1bamboo vinegar; T3-2: 3.3 mg·mL^-1 bamboo vinegar; T3-3: 2.5 mg·mL^-1 bamboo vinegar; T3-4: 2.0 mg·mL^-1 bamboo vinegar. Different lowercase letters indicate significant differences among the treatments (P<0.05).