土壤水分和养分对沙质草地优势植物叶片氮回收效率的影响
张晶, 左小安, 吕朋

Effects of nutrient and water content on leaf nitrogen recovery efficiency of dominant plants in sandy grasslands
Jing Zhang, Xiaoan Zuo, Peng Lv
图1 2017年生长季总降水量和月降水量处理
Fig.1 Total rainfall and monthly rainfall during the 2017 growing season