A field guide for on-farm experimentation /
A field guide for on-farm experimentation /
H. J. W. Mutsaers..et al.
- Ibadan, Nigeria : International Institute of Tropical Agiculture, 1997.
- xv, 235 p. : ill., maps ; 25 cm.
Includes bibliographical references and indexes.
Open.
9781311258
2146599
Agriculture--Research--On-farm.
Agriculture--Research--Africa.--On-farm.
Includes bibliographical references and indexes.
Open.
9781311258
2146599
Agriculture--Research--On-farm.
Agriculture--Research--Africa.--On-farm.