The changes of calmodulin(CaM), glucose 6 phosphate dehydrogenase(G6PDHase), adenosin tripho sphatase(ATPase), survival rates and freezing tolerance in Populus tomentosa seedlings under cold acclimation were studied.

• 该文对毛白杨幼苗在低温锻炼中钙调蛋白 (CaM)、6 磷酸葡萄糖脱氢酶 (G6PDHase)、腺苷三磷酸酶 (ATPase)、幼苗存活率及抗冻性的动态变化过程进行了测定 .