Dyke.G.V/ Grundy.G.M.I <br/><br/>
Comparative experiments with field crops 

 - new york  oxford university  1988 
 - xiv,262pg,illus  hbk 
<br/><br/><label>ISBN: </label>0852642822 
<br/><br/><label>LC Class. No.: </label>S540F5D71988