颁布单位:[University of Pretoria] |
颁布时间:2006 |
实施时间:2006 |
学科分类:[["Natural, resources",, "Valuations",, "Botswana",, "Environmental, economics",, "Economic, conditions",, "Socio-economic",, "Vegetation",, "Framework",, "Composition, of, wild, herbivores",, "Okavango, river, delta",, "Accounting",, "UCTD"]]