Grove, A. T. <br/><br/>
Land use and soil conservation in parts of Onitsha and Owerri provinces.  

 - [Zaria,  Gaskiya Corp.]  1951. 
 - 79 p.  illus., plates, maps (part col., 1 in pocket)   25 cm. 
 - Geological Survey of Nigeria.  Bulletin ;  no. 21. .
<br/><br/><label>LCCN: </label>gs 52000180  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Nigeria.<br/>Physical geography--Nigeria.<br/>Soil conservation--Nigeria.
<br/><br/><label>LC Class. No.: </label>S471.N7  / G7