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3 不同土壤磷及叶面磷处理下花生产量及产量构成因素

Table 3 Yield and yield components of peanut under different P application rates in soil and leaves

土壤磷处理 Treatment of soil P 叶面磷处理 Treatment of foliage P 单株果数 Pod number per plant (No. plant-1) 百果重 100-pod mass (g) 出米率 Kernel rate (%) 荚果干重 Pod weight (g plant-1) 其他器官干重 Other organs weight (g plant-1) 整株干重 Whole plant weight (g plant-1) 2017 PA CK 16.20 c 203.62 a 70.61 a 29.67 b 35.34 bc 65.01 bc P 0.1% 19.35 a 206.91 a 69.50 a 33.16 a 38.11 ab 71.26 a P 0.2% 18.91 a 199.66 a 67.90 a 31.30 ab 40.64 a 71.94 a PD CK 15.33 c 199.31 a 71.61 a 27.12 c 28.34 d 55.47 d P 0.1% 17.67 b 206.92 a 70.32 a 30.83 b 31.87 cd 62.69 c P 0.2% 18.32 ab 203.24 a 69.80 a 31.63 ab 36.12 b 67.75 ab 2018 PA CK 16.42 b 199.65 a 69.36 a 27.45 bc 32.16 bc 59.61 b P 0.1% 19.03 a 203.69 a 67.21 ab 30.12 a 36.31 b 66.43 a P 0.2% 18.69 a 200.62 a 66.98 ab 28.16 b 40.12 a 68.28 a PD CK 16.02 b 201.42 a 65.92 b 26.49 c 25.56 d 52.05 c P 0.1% 18.63 a 200.36 a 66.98 ab 28.36 b 29.14 cd 57.50 bc P 0.2% 18.79 a 206.31 a 68.28 ab 29.69 a 32.56 bc 62.25 ab