Over millions of years, nature has built up an intricate system of relationship of exchange and mutual dependence among its elements - land, water, air, forest, sunlight and living things - to create what we call the ecosystem. It is the life support system of all living things on this planet and provides not oniy the daily needs but also saves resources for future generations. But this very life support system is endangered by man's aggression against nature. In the last few decades, the aggression has reached unprecedented levels.

Generally discusses policy and institutional issues related to the topic in post-revolution Ethiopia. The first part of the paper summarizes the physical resource base and the farming systems of the central highlands. Part two highlights the performance of the livestock sector and provides a very brief picture of the institutions involved in livestock development in these institutions with particular reference to the dairy sector. The third part surveys livestock investments made available by government, non-government organizations and formal credit institutions.

The purpose of this review is to discuss major measures for improving agricultural marketing extension in North Africa. In view of the special conditions of each individual country in the sub-region, the recommended measures are by necessity of general nature and are meant as general guidelines for discussions, The review is divided into four parts. The first part is introductory, giving a brief review of the economic and agricultural situation. The second part is an over view of the agriculture marketing and extension situation.

The mission to Holetta, Ethiopia was undertaken from January 22 to 26 following; receipt by the Director of the Joint ECA/FAO Agriculture Division of a request from the Head of the Training and Manpower Development Service of the Institute of Agricultural Research of Ethiopia for advice and assistance in servicing a national workshop on agricultural research.

The establishment of a self-sustaining process of economic growth and development is the internal affair of Africa. The continent's on-going economic crisis is rooted in major problems of mass poverty food shortage, low productive base and backward technology. Production subsidies continue to be one of the most potentially useful tool for attaining the food self-sufficiency goal of Africa. The purpose of this report is to examine the role that agriculture production subsidies can play in the goal of attaining food self sufficiency in Africa.