Jones, Robert L. <br/><br/>
Mineral licks, geophagy and biogeochemistry of North American unglaters / 
Robert L. Jones, Harold C. Hanson 
 - Ames, Iowa :  The Iowa State Univ. Press,  1985 
 - 301 p. :  ill. ;  24 cm. 
<br/><br/>Bibliography: p. 275-294 
<br/><br/><label>ISBN: </label>0813811511 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ungulata--Physiology--North America<br/>Ungulatae--Ecology--North America<br/>Slat licks--North America<br/>Mkinerals in animal nutrition<br/>Mammals--Physiology--North America<br/>Mammals--Ecology--North America