Tips for planning formal farm surveys development countries
Horton, D
Tips for planning formal farm surveys development countries - Ibadan IITA 1990 - 31p
farm survey:--Developing countries
farm design:--Developing countries
farm planning:--Developing countries
S563.H6 1990
Tips for planning formal farm surveys development countries - Ibadan IITA 1990 - 31p
farm survey:--Developing countries
farm design:--Developing countries
farm planning:--Developing countries
S563.H6 1990