Available potassium in Colorado Soils. Stockinger, Karl R. text 1941. eng application/pdf Thesis (M.S.)--Colorado State College of Agriculture and Mechanic Arts, 1941. Bibliography: leaves 63-65. COABNRBC100640 ETDF1941100002 Colorado Agriculture Bibliography Soils COAB_14143406.pdf "http://www.acns.colostate.edu/?page=copyright"
Available potassium in Colorado Soils.
Stockinger, Karl R.
text
1941.
eng
application/pdf
Thesis (M.S.)--Colorado State College of Agriculture and Mechanic Arts, 1941.
Bibliography: leaves 63-65.
COABNRBC100640
ETDF1941100002
Colorado Agriculture Bibliography
Soils
COAB_14143406.pdf
"http://www.acns.colostate.edu/?page=copyright"