Land use and soil conservation in parts of Onitsha and Owerri provinces.
Grove, A. T.
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. .
gs 52000180
Agriculture--Nigeria.
Physical geography--Nigeria.
Soil conservation--Nigeria.
S471.N7 / G7
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. .
gs 52000180
Agriculture--Nigeria.
Physical geography--Nigeria.
Soil conservation--Nigeria.
S471.N7 / G7