a Oijagbe, Jonah Irabor <br/><br/>
\a Effect of Cadmium and Lead on Soil Microbial Biomass Carbon and Nitrogen of the Botanical Garden of Ahmadu Bello University, Zaria, Nigeria  \h [Text] 
\c by Jonah Irabor Oijagbe 
 - \a Zaria:  \b Department of Biology, Ahmadu Bello University, Zaria,  \c 2017. 
 - \a xii,61p.:  \b ill. 
<br/><br/>\a Faculty of Life Sciences, Ahmadu Bello University, Zaria 
<br/><br/>\a Includes bibliographical references 
<br/><br/><label>LC Class. No.: </label>\a QR 111 Oij  / \b 512006