Gill, N. T., <br/><br/>
Agricultural botany / 
by N. T. Gill and K. C. Vear 
 - London :  G. Duckworth,  1966 
 - viii, 637 p. :  ill., diagrs ;  29 cm. 
<br/><br/>Bibliography: p. 605-606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany<br/>Botany, Economic
<br/><br/><label>Dewey Class. No.: </label>581.6