Principles and techniques of Silkworm breeding 

 - New York  United Nations  1993 
 - vi, 114p.  26cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sericulture<br/>Sericulture--Tropics
<br/><br/><label>Dewey Class. No.: </label>638.20913  / PRI