Nuttonson M Y <br/><br/>
Ecological Plant Geography of Albania its Agricultural Crops and some N American Climatic Analogues  Study No 6 

 -  Am Inst of Crop Ecol, Washington 
 - pp 16;   27*21 
<br/><br/><label>Dewey Class. No.: </label>J:95.5927/N47/X00541