Mutsaers,H.J.W, Weber,G.K,Walker,P and Fischer,N.M <br/><br/>
A field guide for on-farm experimentation  
H.J.W. Mutsaers ... [et al.]. 
 - Ibadan, Nigeria   International Institute of Tropical Agriculture,  1997. 
 - 235 p.   ill., maps ; 
<br/><br/> "August 1997." 
<br/><br/><label>ISBN: </label>9781311258 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture-- On-farm Research<br/>Agriculture--Field Experiment
<br/><br/><label>LC Class. No.: </label>S540.M8      1997  /  1997 
<br/><br/><label>Dewey Class. No.: </label>630/.7/24