Humpreys, I.R. <br/><br/>
Tropical pasture seed production 
by I.R. Humpreys 
 - Rome  Food and Agriculture Organization of the United Nations  1979 
 - xiii, 143 pages  illustrations  28 cm. 
<br/><br/> Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pasture--tropics<br/>Seed industry and trade