铜对马铃薯叶片光合特性的影响

Effect of Copper on Photosynthetic Characters in Leaves of Potato

实验结果表明，播前采用适宜浓度的硫酸铜（ＣｕＳＯ４·５Ｈ２Ｏ）溶液处理种薯，能够提高马铃薯叶片的光合色素含量、希尔反应活力、光合速率和比叶重，并能改善光合产物在茎枝与块茎之间的分配比率，促进光合产物向块茎运输。铜对马铃薯叶片光合特性的影响白宝璋孙存华田文勋赵景阳（吉林农业大学农学系长春１３０１１８）

The experiment results showed that it was increased photosynthetic pigment content, Hill reaction activity, photosyntheticrate, and specific leaf weight, improved photosynthate distribution ratio between shoots and tuber, ie promoted transport of photosynthate to tuber, by treating seedtuber with optimum concentration solution of sulphate of copper befor drilling