A basis for rating the productivity of soils on the plains of eastern Colorado / Brown, L. A.(Lindsey Andrew),1906- text Fort Collins : Colorado State College, Colorado Experiment Station, 1938. eng application/pdf Includes bibliographical references (p. 19). COABNRBC100485 Colorado Agriculture Bibliography Soil fertility COAB_23703481.pdf "http://www.acns.colostate.edu/?page=copyright"
A basis for rating the productivity of soils on the plains of eastern Colorado /
Brown, L. A.(Lindsey Andrew),1906-
text
Fort Collins : Colorado State College, Colorado Experiment Station,
1938.
eng
application/pdf
Includes bibliographical references (p. 19).
COABNRBC100485
Colorado Agriculture Bibliography
Soil fertility
COAB_23703481.pdf
"http://www.acns.colostate.edu/?page=copyright"