冬闲期耕作方式对连作花生叶片衰老和产量的影响

刘妍,刘兆新,何美娟,刘婷如,杨坚群,甄晓宇,栗鑫鑫,李向东,杨东清

Effects of tillage modes in winter fallow period on leaf senescence and pod yield in continuous cropping peanut

Yan LIU,Zhao-Xin LIU,Mei-Juan HE,Ting-Ru LIU,Jian-Qun YANG,Xiao-Yu ZHEN,Xin-Xin LI,Xiang-Dong LI,Dong-Qing YANG

表2 冬闲期耕作方式对连作花生土壤容重、孔隙度和有机质含量的影响

Table 2 Effects of tillage modes in winter fallow period on the soil bulk density, porosity and organic matter content of peanut in continuous cropping

项目 Item	土层 Soil layer (cm)	处理 Treatment
项目 Item	土层 Soil layer (cm)	YQFM	YQLD	FGFM	FGLD	MGFM	MGLD
土壤容重 Soil bulk density (g cm^-3)	0-10	1.28 d	1.33 c	1.34 c	1.39 b	1.41 b	1.45 a
	10-20	1.31 d	1.35 c	1.38 c	1.43 b	1.44 b	1.48 a
	20-30	1.47 d	1.50 cd	1.52 bc	1.53 bc	1.55 b	1.59 a
土壤孔隙度 Soil porosity (%)	0-10	51.07 a	49.73 b	49.69 b	47.36 c	47.02 c	45.35 d
	10-20	49.91 a	48.32 b	48.23 b	46.91 c	46.87 c	45.41 d
	20-30	44.57 a	42.73 b	42.67 b	41.45 bc	41.24 c	39.90 d
有机质 Soil organic matter content (g kg^-1)	0-10	11.96 a	11.72 a	11.25 b	10.98 c	10.65 d	10.34 e
	10-20	10.87 a	10.52 b	10.11 c	9.67 d	9.48 d	9.21 e
	20-30	6.38 a	6.01 b	5.88 b	5.85 b	5.61 c	5.42 d