Crofton, H. D. <br/><br/>
Nematode parasite population in sheep and on pasture, 
H. D. Crofton 
 - Farnham Royal, Eng.,  Commonwealth Agricultural Bureaux  [1963] 
 - 104 p.  illus.  25 cm. 
<br/><br/><label>LCCN: </label>74230451  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nematodes.<br/>Sheep--Parasites.<br/>Sheep--Diseases.
<br/><br/><label>LC Class. No.: </label>QL386.A1  / C65 no. 35 
<br/><br/><label>Dewey Class. No.: </label>595.182