Thompson, L M <br/><br/>
Weather variability, climatic change, and grain production.  [electronic resource] 

 -  Science (New York, N.Y.)  May 1975 
 - 535-41 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0036-8075 
<br/><br/><label>Standard No.: </label>10.1126/science.188.4188.535  doi