Studies of annual weed competition in seedling and established alfalfa/ 
edited by Robert L. Holmes. 
 - Ann Arbor, Mich.:  University Microfilms International,  1983. 
 - 246 pages ;   24 cm. 
<br/><br/>Thesis (Ph.D)-Southern Illinois University at Carbondale, 1983. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alfalfa--Seeds.<br/>Weeds--Illionis--Research.