Soil And Water Management And Biotechnology In Africa Report Of The Fact Finding Mission Phase 1 June July 1987 November December 1987 

 -  Nairobi : Academy Science 1989. 
 - 87 
 - Development In Soil Science No. 58 .
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>9966831037 (Pbk)