A soil study. Headden, William P.(William Parker),1850-1932. text Fort Collins, Colo. : Agricultural Experiment Station of the Agricultural College of Colorado, 1902. eng application/pdf COABNRBC100076 Colorado Agriculture Bibliography Groundwater COAB_21681437.pdf "http://www.acns.colostate.edu/?page=copyright"
A soil study.
Headden, William P.(William Parker),1850-1932.
text
Fort Collins, Colo. : Agricultural Experiment Station of the Agricultural College of Colorado,
1902.
eng
application/pdf
COABNRBC100076
Colorado Agriculture Bibliography
Groundwater
COAB_21681437.pdf
"http://www.acns.colostate.edu/?page=copyright"