International Conference on Some Crop Protection Problems in World Agriculture (1951 : Fernhust)   <br/><br/>
International conference : 'Some crop protection problems in world agriculture', 26th, 27th and 28th June, 1951  (Book) 

 - London  Plant Protection  1952 
 - 116 p.  31 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crops Plants, Protection of
<br/><br/><label>Universal Decimal Class. No.: </label>632.91 INT  / 3175