Exogenous GA can improve Invertase activity of grafted watermelon fruit and restricted the SPS and SS activity.
外源赤霉素处理使嫁接西瓜果实的转化酶的活性提高，而使SPS和SS的活性有所降低。
But, the qualities and sugar contents of grafted watermelon fruit, decreased when resistance of watermelon plant increased.
但在嫁接西瓜植株抗性提高的同时，西瓜果实的品质往往有所下降，果实的含糖量有所降低。
The effects of low temperature stress on photosynthesis and chlorophyll fluorescence parameters in leaves of own-rooted and grafted Watermelon Seedling have been studied.
研究低温胁迫下自根及两种嫁接幼苗叶片光合作用及叶绿素荧光参数的变化。
Compared with own-rooted watermelon, the influence of different rootstocks on chilling tolerance of grafted watermelon seedlings and its physiological mechanisms were studied.
以自根苗为对照，研究了不同砧木对嫁接苗耐冷性的影响及生理机制。
The grafted watermelon growth index and its physiological and biochemical changes after temperature stress were also measured in order to clarify the temperature stress resistance mechanism.
探讨温度逆境对西瓜嫁接苗生长发育的影响，温度逆境下西瓜嫁接苗的生理生化变化及其机理。
The grafted watermelon growth index and its physiological and biochemical changes after temperature stress were also measured in order to clarify the temperature stress resistance mechanism.
探讨温度逆境对西瓜嫁接苗生长发育的影响，温度逆境下西瓜嫁接苗的生理生化变化及其机理。
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