Vallentyne, John R. <br/><br/>
The algal bowl:  Lakes and man/ 
John R. Vallentyne. 
 - Ottawa, Canadá:  Department of the environment fisheries and marine servce,  1974. 
 - 186 p. 
<br/><br/> -The algal bowl.<br/>-Lakes and man.<br/>-Lakes are made of water.<br/>-How a lake breathes.<br/>-Phosphorus, the morning star.<br/>-The environmental physician.<br/>-Detergents and lakes.<br/>-The year of NTA.<br/>-Signs or solutions?. 
<br/><br/><br/>Ingles 
<br/><br/><label>ISBN: </label> Normal 
<br/><br/><label>Dewey Class. No.: </label>333.7844