Butler, M. D.
Conserving soil / M. D. Butler. - New York : D. Van Nostrand, 1955. - x, 321 p. : ill. ; 23 cm.
Include Index.
315 315
Soil conservation.
631.4 / B977c
Conserving soil / M. D. Butler. - New York : D. Van Nostrand, 1955. - x, 321 p. : ill. ; 23 cm.
Include Index.
315 315
Soil conservation.
631.4 / B977c