Parminder Kaur <br/><br/>
Spatio-temporal variations in epiphytic communities in relation to water quality of the Delhi segment of River Yamuna and experiments on the patterns of colonisation of epiphyton on natural and artificial substrates 

 -  1996 
<br/><br/><label>Standard No.: </label>1574 
<br/><br/><label>Source: </label> Theses 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ZOOLOGY