Russell E John <br/><br/>
British agricultural research: Rothamsted 

 -  1942 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>59894 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural Research
<br/><br/><label>Dewey Class. No.: </label>JC3:M43, H2          CS