Problems of micro-economic data collection on farms in Northern Zaire

This paper is based on his experience working in two distinct ecological areas, forest and savannah areas, and in using two different methods of data collection, a farm business survey and a cost route survey. In this paper he first discussed the special problems of collecting data under forest conditions followed by a discussion of the problems encountered in the use of the farm business survey and then a discussion of the methodological problems encountered in using the cost route survey method.