Dellere, R and Symoens J,J <br/><br/>
Agricultural intensification and environment in tropical areas 
R, Dellere and J,J Symoens  
 - Lome  ICTA  1991 
 - iii,202,ill  Pbk 
<br/><br/><label>LC Class. No.: </label>S561.A31  / 1991