The Effect of green manures and crop residues on soil reaction / Sackett, Walter G.(Walter George),b. 1880. text Fort Collins, Colo. : Colorado Experiment Station, Bacteriological Section, 1928. eng application/pdf Includes bibliographical references (p. 30-31). COABAGRI100325 COABNRBC100325 Colorado Agriculture Bibliography Crops and soils Crop residues Green manuring COAB_21766920.pdf "http://www.acns.colostate.edu/?page=copyright"
The Effect of green manures and crop residues on soil reaction /
Sackett, Walter G.(Walter George),b. 1880.
text
Fort Collins, Colo. : Colorado Experiment Station, Bacteriological Section,
1928.
eng
application/pdf
Includes bibliographical references (p. 30-31).
COABAGRI100325
COABNRBC100325
Colorado Agriculture Bibliography
Crops and soils
Crop residues
Green manuring
COAB_21766920.pdf
"http://www.acns.colostate.edu/?page=copyright"