Humphreys, L. R. <br/><br/>
Environmental adaptation of tropical pasture plants / 
L.R. Humphreys 
 - London :  MacMillan,  1981 
 - 261p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0333268202 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grasses--Tropics<br/>Agricultural ecology<br/>Legumes--Tropics