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Creator
Oregon State University. Agricultural Experiment Station
44
Photographer
Ball Studio
3
Reimer, F. C. (Frank Charles), 1881-
2
Topic
Oregon Agricultural College. Experiment Station
16
Sulfur fertilizers
13
Plants, Cultivated--Field experiments
12
Agriculture
6
Agricultural machinery
3
Croplands
3
Pears
3
Plants--Wounds and injuries
3
Combines (Agricultural machinery)
2
Hens
2
more ยป
Work Type
black-and-white photographs
44
photographic prints
44
photographs
44
Region
Oregon >> United States
44
Rights
No Copyright - United States
39
In Copyright
5
Language
English
44
Local Collection Name
Agricultural Experiment Station Photographic Collection, ca. 1900-1988 (P 029)
44
Type
Image
44
Format
image/tiff
44
Collection
OSU Special Collections & Archives Research Center
44
Historical Images of Oregon State University
17
Institution
Oregon State University
44
Genus
Pyrus
2
Species
Pyrus serotina
2
Decade
1890-1899
1
1900-1909
1
1910-1919
21
1920-1929
17
1930-1939
1
1950-1959
3
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Oregon >> United States
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black-and-white photographs
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1.
Anjou pear limb not protected against spider mites, showing loss of foliage and small size of fruits, Southern Oregon Branch Station, circa 1956
2.
Anjou pear limb protected against spider mites by effective spray materials, Southern Oregon Branch Station, circa 1956
3.
Coddling moth damage to young pears, Southern Oregon Branch Station, circa 1956
4.
Combination household and dairy electric refrigerator, 1930
5.
Experiment station superintendent's house garden
6.
Frank Knowlton of the Poultry Department, with White Leghorn Hen, 1921
Description
Frank Knowlton with White Leghorn Hen, with additional crated chickens in background
7.
Frank Knowlton of the Poultry Department, with White Leghorn Hen, 1921
Description
Frank Knowlton with White Leghorn Hen, with additional crated chickens in background.
8.
200 pound sulfur fertilization test
9.
100 pound Sulfur fertilization test
Description
Plot on left fertilized with flowers of sulfur at the rate of 100 pounds per acre, producing a very heavy yield and dark green color. Plot on right not fertilized, showing very poor yield and light, yellowish color. Antelope Clay Adobe soil.
10.
100 pound Sulfur and potash fertilization test
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