The context of economics of conservation : an introduction / Enrique M. Portillo.
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BookSeries: Report (SADCC Soil and Water Conservation and Land Utilization Programme) ; no. 16. Publisher: Maseru, Lesotho : Co-ordination Unit, SADCC Soil and Water Conservation and Land Utilization Programme, 1988Subject(s): Conservation of natural resources -- Economic aspects -- Africa, Southern. -- Conservation of natural resources -- Economic aspects -- Africa, Southern. -- Conservation of natural resources -- Economic aspects -- Africa, Southern | Soil conservation -- Economic aspects -- Africa, Southern. -- Soil conservation -- Economic aspects -- Africa, Southern. -- Soil conservation -- Economic aspects -- Africa, Southern | Water conservation -- Economic aspects -- Africa, Southern. -- Water conservation -- Economic aspects -- Africa, Southern. -- Water conservation -- Economic aspects -- Africa, Southern
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