喀斯特地区土壤厚度降低和水分减少对两种草本植物混种后光合的影响
赵雅洁, 李周, 宋海燕, 张静, 梁千慧, 刘锦春

Effect of decline in soil depth and water resource on the photosynthesis of two grasses under mixed plantation in Karst regions
Zhao Ya-jie, Li Zhou, Song Hai-yan, Zhang Jing, Liang Qian-hui, Liu Jin-chun
试验设计