Discusses how low level aerial survey can be used to diagnose constraints within pastoral systems and the relative cost effectiveness of such operations, with particular reference to flight & sample procedures and information collection and analysis; presents some results from low-altitutde aerial survey undertaken by ILCA in Nigeria, Mali, Niger and Ethiopia.

Presents papers dealing with various aspects of livestock production in tsetse affected areas of Africa, particular tsetse challenge, trypanosomiasis epidemiology, trypanotolerance, biological productivity, chemotherapy, economics, and genetics of trypanotolerance.

CIFOR has been actively engaged in field research in Indonesia focussing particularly on the role of forests and forest products in generating sustainable livelihoods for local users. Issues such as incentives and institutional structures for equitable and sustainable management systems have been highlighted in this research, which has been undertaken with the active co-operation of local NGOs.

L es gommes en général et la gomme arabique en particulier sont des produits de base qui font l’objet aujourd’hui d’un commerce international florissant et le développement de la filière des gommes au Burkina Faso pourrait contribuer à lutter contre la pauvreté en milieu rural. C’est dans cette perspective que plusieurs initiatives ont été lancées depuis la fin des années 70.

The animal science systems group at Texas A & M University (TAMU) has developed a computer based beef cattle production model for use in tropical countries. This model can be used to predict animal and herd productivity under a variety of management regions in diverse environments. Economic analyses can then be made, based on these predictions.

Regulation PP No. 6/2007 on forest administration and management planning re-introduced forest management units, called Kesatuan Pengelolaan Hutan (KPH) intended to ensure the sustainable and efficient management of forest resources.

The important position and role of mixed farming systems in land use intensification in subSaharan Africa is reviewed. This is done by examining the current situation that is followed with a justification for mixed farming. Further sections follow on changing patterns of land use, including the effects of tsetse flies and trypanosomiasis, and on constraints to further crop-livestock integration.