16S of soil
In order to study the effects of cover crops on soil nutrients and bacterial community structure in organic kiwifruit orchards, we used clear tillage as control to determine the soil nutrients, soil bacterial community structure,  and other indicators in the 0-26 cm soil layer of the organic kiwi orchard with three cover crops in the Guanzhong area, including Glycine max  (GM), Lolium perenne  (LP), and Melilotus officinalis  (MO)