条带深松对不同密度玉米群体根系空间分布的调节效应

王新兵, 侯海鹏, 周宝元, 孙雪芳, 马玮^#cod#x0002A;, 赵明^#cod#x0002A;

Effect of Strip Subsoiling on Population Root Spatial Distribution of Maize under Different Planting Densities

WANG Xin-Bing, HOU Hai-Peng, ZHOU Bao-Yuan, SUN Xue-Fang, MA Wei^#cod#x0002A;, ZHAO Ming^#cod#x0002A;

图4 0~50 cm土层中玉米群体根长密度的垂直分布图中数字为根长密度的大小;虚线为1cmcm -3 根长密度等值线。缩写同图2。
Fig. 4 Vertical distriibution of root length density in 0-50cm soil profile Numbers in the figures represent the root length density .Virtual lines represent the isoneph of 1 cmcm -3 root length density . Abbreviations are the same as those given in Figure 2.