Arya prem singh, <br/><br/>
Vegetables seed production-principles / 
Prem Singh Arya 
 - 272p,:  ill.; 
<br/><br/> includes bibliographic references  
<br/><br/><label>Subjects--Topical Terms: </label><br/>vegetable seed production 
<br/><br/><label>LC Class. No.: </label>SB324.75  / .A79,1999