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City of Waldport comprehensive plan : InventoryCity of Waldport comprehensive plan : Goals and policiesCity of Waldport comprehensive plan : Estuary planWaldport : Comprehensive plan

Journal Articles & Books
Enero, 1991

114p. OCR and bookmarks supplied by UO. Referenced map not included. Tables. Adopted August, 1982; reviewed August, 1990; printed January, 1991. Captured January 17, 2006.
The electronic copy of Waldport's Comprehensive Plan consists of three documents posted together on the City's Web site in one PDF file. They are: inventory; estuary plan; goals and policies.

Nomadic Pastoralism and Irrigated Agriculture in Somalia:

Journal Articles & Books
Enero, 1991

Abstract
The persistent interplay of food production problems, land
degradation, and social and climatic difficulties on the Horn of
Africa result in recurring famines in spite of vast sums of money
spent on agricultural development. As land resources--which
undergird both social and production systems in Africa--become
increasingly degraded, development efforts, especially in
problematic areas, need to become part of comprehensive resource
use programs that take into account the existing regional land

Indigenous Land Rights Systems in Sub-Saharan Africa: A Constraint on Productivity?

Enero, 1991
Africa
Sub-Saharan Africa

This article uses cross-sectional evidence from Ghana, Kenya, and Rwanda in 1987–88 to examine the question, Are indigenous land rights systems in Sub-Saharan Africa a constraint on productivity? The evidence supports the hypothesis suggested by historical studies, that African indigenous land rights systems have spontaneously evolved from systems of communal control towards individualized rights in response to increases in commercialization and population pressure.

A geographical information approach for stratifying tropical Latin America to identify research problems and opportunities in sustainable agriculture

Conference Papers & Reports
Diciembre, 1990
América central
América del Sur

Over the last 12 years a data base of climate, soils and crop distribution has been assembled for Latin America. Recently, socio-economic variables such as access and populations density and environmental variables such as the location of national parks, biological reserves and indian reserves have been added. Formerly this information was used primarily to make decisions on commodity research.

Alley farming

Reports & Research
Diciembre, 1990

Discusses the Development of alley cropping and alley farming, uses of trees and shrubs in fallow systems, hedgegrow establishment and management and benefits for crop production and livestock. Examines the economic aspects and social acceptability of alley farming.