轮作系统不但提高了作物产量，而且总初级生产力、光能利用率、辅助能利用率分别比连作系统高17.47%、9.87%和5.0%。

Moreover, the overall initiative productivity, light energy using rate and assistant energy using rate was increased by 17.47%, 9.87%, 5.0% respectively.

youdao

轮作系统不但提高了作物产量，而且总初级生产力、光能利用率、辅助能利用率分别比连作系统高17.47%、9.87%和5.0%。

Moreover, the overall initiative productivity, light energy using rate and assistant energy using rate was increased by 17.47%, 9.87%, 5.0% respectively.

youdao