土壤施磷与叶面追肥互作对花生根系形态、结瘤特性及氮代谢的影响

路亚,王春晓,于天一,周静,孙学武,冯昊,孙秀山,王鹏,矫岩林,李林,王才斌

Effects of interaction of phosphorus (P) application in soil and leaves on root, nodule characteristics and nitrogen (N) metabolism in peanut

Ya LU,Chun-Xiao WANG,Tian-Yi YU,Jing ZHOU,Xue-Wu SUN,Hao FENG,Xiu-Shan SUN,Peng WANG,Yan-Lin JIAO,Lin LI,Cai-Bin WANG

表2 不同土壤磷及叶面磷处理下收获期花生不同器官氮、磷积累量

Table 2 N, P accumulation of various organs under different P application rates in soil and leaves (g plant-1)

土壤磷处理 Treatment of soil P 叶面磷处理 Treatment of foliage P N P 荚果 Pod 其他器官 Others 整株 Whole plant 荚果 Pod 其他器官 Others 整株 Whole plant PA CK 1.02 bc 0.71 b 1.73 b 0.11 bc 0.15 bc 0.26 b P 0.1% 1.17 a 0.80 a 1.97 a 0.13 a 0.16 a 0.29 a P 0.2% 1.13 ab 0.84 a 1.96 a 0.12 ab 0.17 a 0.29 a PD CK 0.92 c 0.60 c 1.52 c 0.10 c 0.12 d 0.22 c P 0.1% 1.05 abc 0.72 b 1.77 b 0.12 abc 0.14 c 0.26 b P 0.2% 1.10 ab 0.76 ab 1.86 ab 0.12 ab 0.16 ab 0.28 ab