芨芨草叶片养分特征对氮磷不同添加水平的响应

李军军, 李萌茹, 齐兴娥, 王立龙, 徐世健

Response of nutrient characteristics of Achnatherum splendens leaves to different levels of nitrogen and phosphorus addition

LI Jun-Jun, LI Meng-Ru, QI Xing-E, WANG Li-Long, XU Shi-Jian

表1 N、P处理的实验设计

Table 1 Experimental design on N and P addition treatments

氮磷比 N:P 氮、磷供应量 N and P supply amount (g·m-2·a-1) 低养分添加水平 Low nutrient addition level 中养分添加水平 Moderate nutrient addition level 高养分添加水平 High nutrient addition level 5 1.50/0.30 4.50/0.90 13.50/2.70 15 1.50/0.10 4.50/0.30 13.50/0.90 25 1.50/0.06 4.50/0.18 13.50/0.54