Arumugam, N. . <br/><br/>
Concepts of Ecology (Environmental Biology) /  Textual Documents 
N. Arumugam. 
 - 1st ed. / 
 - Kanyakumari :  Saras Publication ,  1994. 
 - x,414p. :  ill ;  21cm . 
<br/><br/><label>Subjects--Index Terms: </label>Botany Botany-Ecology Biology-Ecology G-Botany 
<br/><br/><label>Dewey Class. No.: </label>581.5  / Ar 81 Co