Mason, I. L.  1914- <br/><br/>
Prolific tropical sheep with the assistance of the United Nations Environment Programme 
by I.L. Mason 
 - Rome  Food and Agriculture Organization of the United Nations  1980 
 - 124 p.  ill. (some col.)  28 cm. 
 - FAO animal production and health paper  17 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sheep--Tropics<br/>Sheep breeds--Tropics
<br/><br/><label>Dewey Class. No.: </label>636.3  / 00913