Botany  : crop production 
Andhra Pradesh Open University 
 - Hyderabad:  Andhra Pradesh Open University,  1985. 
 - 152p. 
<br/><br/> PB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany-Study and teaching
<br/><br/><label>Dewey Class. No.: </label>581.07  / BOT