The differences of leaf index between Al and A2 or A3 were significantat 0.01 level, While A2 and A3 at 0.05 level except in the seedling period.是什么意思_The differences of leaf index between Al and A2 or A3 were significantat 0.01 level, While A2 and A3 at 0.05 level except in the seedling period.在线翻译_英语_读音_用法_例句