Bahar, Iqbal <br/><br/>
THE EARTHWORM DIVERSITY AND SOIL FERTILITY OF TANGAIL DISTRICT / 
By Iqbal Bahar ; 
 - Rajshahi :  Institute of Environmental Science, University of Rajshahi,  2012 
 - xxv, 160 leaves :  ill.;  29 cm. 
<br/><br/>Thesis(Ph.D.)-- Institute of Environmental Science,University of Rajshahi,2012 
<br/><br/>References : Leaves 124-136 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil fertility--Bangladesh--Tangail<br/>Earthworm--Bangladesh--Tangail
<br/><br/><label>Dewey Class. No.: </label>631.422  / BAT 2012