Lawrence, John M.  1919- <br/><br/>
Aquatic herbicide data / 
compiled by J.M. Lawrence. 
 - Washington, D.C. :  Agricultural Research Service, U.S. Dept of Agriculture],  1962. 
 - ii, 133 p. ;  26 cm. 
 - Agriculture handbook / United States Department of Agriculture ;  no. 231 .
 - Agriculture handbook (United States. Department of Agriculture) ;  no. 231. .
<br/><br/>Bibliography: 126-133. 
<br/><br/><label>LCCN: </label>agr63000030  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic weeds--Control.<br/>Herbicides--Testing.
<br/><br/><label>LC Class. No.: </label>SB611  / .L3 
<br/><br/><label>National Agricultural Library Call No.: </label>1  / Ag84Ah no.231