In the context of developing a practicable and cost effective method for obtaining a country’s forest area by remote sensing, the computer processing of NOAA AVHRR HRPT data covering Liberia was investigated. The only cloud-free scene then recorded turned out to be severely and unevenly affected…

The constitution was adopted by Parliament and approved in a national referendum.

Attempts at settling or sedentarizing nomadic herders in semi-arid and arid regions have been largely unsuccessful, partly on account of the difficulty of restricting the movements of domestic livestock in areas where low and irregular rainfall lead to scant and unreliable sources of water and…

This paper is written in fulfilment of the requirement of the Associate Regional Advisers (ARA) Programme which is run under the auspices of the Forest Industries Advisory Group (FIAG) for Africa. The objective of the Forest Industries Advisory Group is to assist African countries in promoting…

Shifting cultivation, under its diverse forms of slash and burn system, is a traditional method of cultivating tropical upland soils, mostly for subsistence purposes. This traditional system of cultivation is in ecological balance with the environment and does not irreversibly degrade the soil…

This report presents the results of an exercise to model forest industry development in Liberia. It presents background information about Liberia and the forestry sector, then discusses the trends and projections in forest cover and production and trade of forest products. It suggests that…

In view of the continuing increase in cost and scarcity of mineral fertilizers resulting from the use of high-cost fossil energy, there is renewed interest in organic recycling and biological nitrogen-fixation to improve soil fertility and productivity. The workshop in Alexandria recommended…

Policy makers as well as scientists have started to acquire an honest appreciation of the possibilities of reducing the wastage of materials which could be profitably utilized for improving or maintaining soil productivity. In addition, the great opportunities offered by making more efficient…