S.K. Mitra <br/><br/>
Effects of Continuous Cultivations and Agronomic Practices on Soil Microarthropods : a Unifying Concept of Agriculture and Ecolo 

 - Calcutta  Zoological Survey of India  1993 
 - 77p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>595.2  / MIT