Whyte R O <br/><br/>
Crop production and environment 

 - London  Faber and Faber         1960 
 - 392p.  cm. 
<br/><br/> Bibliography 357-384p 
<br/><br/><label>Standard No.: </label>56249 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Ecology<br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:955, K0