By H. A. Steppler, P. K. R. Nair

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5, October 1986. San Francisco: USA. G. 1983. Agroforestry: The Paper Industries Corporation of the Philippines'experience. In Agroforestry in perspective. Los Banos, Laguna, Philippines: PCARRD. World Bank. 1985. Desertification in the Sahelian and Indanian Zones of West Africa. C: World Bank. World Resources Institute (WRI). 1985. Tropicalforests: a call for action. Part I. C: WRL Institutional aspects of agroforestry research and development Bjorn O. O. Box30677, Nairobi, Kenya Contents Introduction Land-use institutions today Why are today's institutions inadequate?

B. Raintree. 1983. The ICRAF research strategy in relation to plant science research in agroforestry. In P. A. ), Plant Research and Agroforestry. Nairobi: ICRAF. Torres, F. 1987. The ICRAF approach to international co-operation. Agroforestry Systems 5: 395-410. G. 1986. Multipurpose tree and shrub seed directory. Nairobi: ICRAF. J 987. Agroforestry training and education at ICRAF: Accomplishments and challenges. Agroforestry Systems 5: 353-374. SECTION TWO Perspectives on agroforestry The promise of agroforestry for ecological and nutritional security M.

Nevertheless, the ecological sustainability and economic viability of new technologies are increasingly at stake. The rising populations of humans and animals, with their ever expanding food, fodder, and feed needs, exerts great pressure on the stabilizing elements of agro-ecosystems. As productive land becomes scarce, marginal farmers are pushed into fragile crop lands and forest areas unsuitable for modern agriculture. If the present trend of population growth persists, forest and pasture lands will be further reduced.

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