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Journal Articles & Books
Dezembro 1991

In agriculture, surveying is required to prepare topographical maps that indicate variations in the level of the land's surface. Topographical maps are necessary as a base for the preparation of research station maps which include layout of field, buildings, roads, and soil conservation…

Journal Articles & Books
Novembro 1991
Journal Articles & Books
Novembro 1991
Policy Papers & Briefs
Novembro 1991

Agriculture, forestry and fishing are important sectors of Ghana's economy and improvement in the performance of these sectors is central to the country's current economic recovery programme.1 The severe economic decline which the country went through between the early 1970's and…

Dezembro 1989
Reports & Research
Dezembro 1989

Grazing reserves in Nigeria are areas set aside for the use of pastoralists and are intended to be the foci of livestock development. The stated purpose of grazing reserves is the settlement of nomadic pastoralists they offer security of tenure as an inducement to sedentarization through the…