Producing disease-free seed potatoes / 
Central Potato Research Institute(Simla, India);edited byB. M. Sharma[and]Kuldeep Sharma 
 - 4th ed 
 - Simla :  Central Potato Research Institute ,  1982 
 - 101 p. :  ill ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Potatoes--Diseases and pests<br/>Seed potatoes
<br/><br/><label>Dewey Class. No.: </label>633.491