Hay, Robert K. M., 1946- <br/><br/>
Chemistry for agriculture and ecology  a foundation course 
R.K.M. Hay 
 - Oxford  Blackwell Scientific Publications  1981 
 - xi, 243 p. : ill. ; 22 cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>0632006994 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry<br/>Ecology<br/>Agricultural chemistry