Soil conservation :
Soil conservation : problems and prospects /
edited by R. P. c. Morgan.
- New York : J. Wiley, 1981.
- xvi, 576 p. : ill. ; 24 cm.
" A Wiley-Interscience publication".
Open access.
Soil conservation--Congresses.
" A Wiley-Interscience publication".
Open access.
Soil conservation--Congresses.