Characteristics of Nutrients and Enzyme Activity in Different Grades of Rocky Desertification Soils in Southwest Guizhou
YANG Dan, SHI Ju, LI Mian, DU Runlai, GUAN Qingli
Journal of Henan Agricultural Sciences . 2019, (11): 84 -91 .  DOI: 10.15933/j.cnki.1004-3268.2019.11.012