Considerations for the planning, implementation and evaluation of on-farm experi
Pernandes, F.C.M.
Considerations for the planning, implementation and evaluation of on-farm experi - Nairobi ICRAF 1984 - 18 p. - No. 35; International Council .
634.999:005
Considerations for the planning, implementation and evaluation of on-farm experi - Nairobi ICRAF 1984 - 18 p. - No. 35; International Council .
634.999:005