Erosion / productivity modelling of maize farming in the Philippine uplands

Some myths about Philippine upland development by Gerrits, R.V

An approach for collecting socioeconomic data on conservation farming in the Philippine uplands process, problems, and issues by Mamicpic, M.A.E

Soil conservation in an upland farming system in Iloilo a socio-economic survey

The price of soil erosion an economic evaluation of soil conservation and watershed development by Graaff, J. de

Soil and water management systems by Schwab, Glenn Orville 1919-

Soil and water management systems by Schwab, Glenn Orville, 1919-

Land care rural property planning by Matheson, Bill

Soil and water management systems. by Schwab, Glenn Orville 1919-

Table of Contents

Soil conservation in an upland farming system in Cebu a socio-economic survey