A soil study. Headden, William P.(William Parker),1850-1932. text Fort Collins, Colo. : Agricultural Experiment Station of the Agricultural College of Colorado, 1901. eng application/pdf COABNRBC100070 Colorado Agriculture Bibliography Soils COAB_21681329.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,
1901.
eng
application/pdf
COABNRBC100070
Colorado Agriculture Bibliography
Soils
COAB_21681329.pdf
"http://www.acns.colostate.edu/?page=copyright"