旋耕配合秸秆颗粒还田对土壤物理特性的影响

董建新,宋文静,丛萍,李玉义,逄焕成,郑学博,王毅,王婧,况帅,徐艳丽

Improving Farmland Soil Physical Properties by Rotary Tillage Combined with High Amount of Granulated Straw

DONG JianXin,SONG WenJing,CONG Ping,LI YuYi,PANG HuanCheng,ZHENG XueBo,WANG Yi,WANG Jing,KUANG Shuai,XU YanLi

图1 2016—2018年0—20 cm与20—40 cm土层土壤总孔隙度与毛管孔隙度的变化

Fig. 1 Changes of total porosity and capillary porosity in 0-20 cm and 20-40 cm soil layers under different years