Percival, John <br/><br/>
Agricultural Botany  : theoretical and practical  

 - 6th ed.  
 - London :   Duckworth & Co.,  1921.  
 - xiv,839p.  : ill.   ; 24cm.  
<br/><br/>Includes index  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany, economic<br/>Botany
<br/><br/><label>LC Class. No.: </label>SB107.P4