Levine, Howard Gary <br/><br/>
The green seaweed ulva as a monitor for pollution in coastal waters / 
by Howard G.Levine 
 - Amherst, MA :  University of Massachussets,  1983 
 - xv, 235 p. :  ill. ,  23 cm. 
<br/><br/>Thesis (Ph.D.) - University of Massachussetts, 1983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marine algae--Geographical distribution<br/>Marine algae--Ecophysiology