种植密度对苜蓿生长及生物量的影响

冯银平,沈海花,罗永开,徐龙超,刘上石,朱言坤,赵梦颖,邢爱军,方精云

Effects of planting density on growth and biomass of Medicago sativa

Yin-Ping FENG,Hai-Hua SHEN,Yong-Kai LUO,Long-Chao XU,Shang-Shi LIU,Yan-Kun ZHU,Meng-Ying ZHAO,Ai-Jun XING,Jing-Yun FANG

表2 不同种植密度对紫花苜蓿生物量分配的影响(平均值±标准误差)

Table 2 Effect of planting density on biomass allocation for Medicago sativa (mean ± SE)

处理 Treatment 根冠比 Root-shoot ratio 叶茎比 Leaf-stem ratio A 0.45 ± 0.20 0.82 ± 0.05 B 0.49 ± 0.10 0.95 ± 0.12 C 0.60 ± 0.08 0.97 ± 0.13 D 0.58 ± 0.04 0.77 ± 0.05 E 0.53 ± 0.10 0.74 ± 0.07 F 0.53 ± 0.06 0.88 ± 0.11