Autore: Feng Wei

Natural medicines are derived from natural sources such as plants, animals and/or mineral origins. The use of traditional natural products is an empirical healthcare system based on thousands of year …

Climate change has and will significantly affect soil properties. Biotic processes that consume atmospheric CO2 and create organic carbon (C) that is either reprocessed to CO2 or stored in soils, are …

This book examines minban teacher policies and their implementation in China between 1949 and 2000, when rural areas were in severe shortage of qualified teachers. During this period of time, minban …

This book examines minban teacher policies and their implementation in China between 1949 and 2000, when rural areas were in severe shortage of qualified teachers. During this period of time, minban …