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Headden, William P. (William Parker)
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Title
A study of Colorado wheat
Date
1918
dc.title
A study of Colorado wheat
Title
Alfalfa : results obtained at the Colorado Experiment Station
Date
1906
dc.title
Alfalfa : results obtained at the Colorado Experiment Station
Title
Irrigation waters and their effects
Date
1903
dc.title
Irrigation waters and their effects
Title
A soil study. Part I, Crop grown, sugar beets
Date
1898
dc.title
A soil study. Part I, Crop grown, sugar beets. Part I. Crop grown, sugar beets, Sugar beets, Soil study. Part I, Crop grown, sugar beets (Online)
Title
Some orchard conditions affected by arsenicals, marls and other factors
Date
1924
dc.title
Some orchard conditions affected by arsenicals, marls and other factors, Some orchard conditions affected by arsenicals, marls and other factors (Online)
Title
The fixation of nitrogen in some Colorado soils : a further study
Date
1910
dc.title
The fixation of nitrogen in some Colorado soils : a further study
Title
A soil study. Part III, Soil
Date
1901
Title
Deterioration in the quality of sugar beets due to nitrates formed in the soil
Date
1912
dc.title
Deterioration in the quality of sugar beets due to nitrates formed in the soil
Title
Removal of arsenate of lead from sprayed fruit
Date
1926
Title
The waters of the Rio Grande : a contribution to the hydrology of the San Luis Valley, Colorado
Date
1917
dc.title
The waters of the Rio Grande : a contribution to the hydrology of the San Luis Valley, Colorado
Title
Colorado irrigation waters and their changes
Date
1903
dc.title
Colorado irrigation waters and their changes
Title
A study of Colorado wheat
Date
1915
dc.title
A study of Colorado wheat, Study of Colorado wheat (Online)
Title
The nitrate question in Colorado : a review for the farmer
Date
1925
dc.title
The nitrate question in Colorado : a review for the farmer
Title
The fixation of nitrogen in Colorado soils : the distribution of the nitrates and their relation to the alkalis
Date
1913
dc.title
The fixation of nitrogen in Colorado soils : the distribution of the nitrates and their relation to the alkalis
Title
A study of Colorado wheat
Date
1916
dc.title
A study of Colorado wheat, Study of Colorado wheat (Online)
Title
How can we maintain the fertility of our Colorado soils?
Date
1905
dc.title
How can we maintain the fertility of our Colorado soils?
Title
A study of Colorado wheat : a resume of bulletins nos. 205, 208, 217, 219,237 and 244
Date
1918
dc.title
A study of Colorado wheat : a resume of bulletins nos. 205, 208, 217, 219,237 and 244
Title
"Black alkali" in the San Luis Valley
Date
1917
dc.title
"Black alkali" in the San Luis Valley
Title
The Australian saltbush : its composition and digestibility
Date
1929
dc.title
The Australian saltbush : its composition and digestibility
Title
Fixation of nitrogen in Colorado soils : occurrence of nitrates on rocks
Date
1922
dc.title
Fixation of nitrogen in Colorado soils : occurrence of nitrates on rocks
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