Horold A.Paulsen Jr. <br/><br/>
Grazing Values and Management of Black Grames and Tobosa Grasslands and Associated Shrul Ranges of The SouthwestT.B. No. 1270 

 -  U.S. Department of Agrucutural Research Service  1962 
<br/><br/><label>Dewey Class. No.: </label>HOR