Allen H E Ed. <br/><br/>
Nutrients in natural waters 

 -  1972 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>44032 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Fresh water<br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G9557:(E1:3), L2