Wang, Lai [Changes of soil physical properties during the conversion of cropland to agroforestry system]. [electronic resource] - Ying yong sheng tai xue bao = The journal of applied ecology Jan 2017 - 96-104 p. digital Publication Type: Journal Article ISSN: 1001-9332 Standard No.: 10.13287/j.1001-9332.201701.027 doi Subjects--Topical Terms: AgricultureCrops, AgriculturalJuglansSoilTriticum