Activities of cytochrome c oxidase(CCO) and malate dehydrogenase(MDH) in mitochondria increased at the initial phase of dehydration stress, and then decreased.

• 线粒体细胞色素c氧化酶(CCO)和苹果酸脱氢酶(MDH)的活性在脱水胁迫的初期增加；然后下降.