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You searched for: Start Over Decade 1920-1929 Remove constraint Decade: 1920-1929 Creator Oregon State University. Agricultural Experiment Station Remove constraint Creator: Oregon State University. Agricultural Experiment Station Local Collection Name Agricultural Experiment Station Photographic Collection, ca. 1900-1988 (P 029) Remove constraint Local Collection Name: Agricultural Experiment Station Photographic Collection, ca. 1900-1988 (P 029)

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1. 200 pound sulfur fertilization test
200 pound sulfur fertilization test
Description
Plot in foreground not fertilized. Plot in background fertilized with flowers of sulfur at the rate of 200 pounds to the acre. Antelope Clay Adobe soil.
2. 100 pound sulfur and phosphate test
100 pound sulfur and phosphate test
Description
Plot on left fertilized with superphosphate supplying sulfur at the rate of 100 pounds to the acre. Plot on the right received monocalcic phosphate supplying phosphorus at the same rate as on the superphosphate plot, but no sulfur. Note the dark color and heavy yield of the superphosphate plot, and the poor yield and very light color on the monocalcic plot. Antelope Clay Adobe soil.
3. 200 pound sulfur fertilization test
200 pound sulfur fertilization test
4. 100 pound Sulfur and potash fertilization test
100 pound Sulfur and potash fertilization test
Description
Plot on left fertilized with muriate of potash and plot on right with sulfate of potash. The same amount of potash was supplied to the two plots. The muriate of potash contained no sulfur, while the sulfate of potash supplied sulfur at the rate of 100 pounds to the acre. Note the poor yield and light color on the muriate-of-potash plot and the heavy yield and dark color on the sulfate-of-potash plot.
5. 100 pound sulfur and nitrogen fertilization test
100 pound sulfur and nitrogen fertilization test
Description
Plot on left fertilized with nitrate of soda and plot on right with sulfate of ammonia. The two plots received exactly the same amount of nitrogen. The sulfate of ammonia also supplied sulfur at the rate of 100 pounds to the acre. Note the remarkable influence of the sulfur in the sulfate of ammonia. Antelope Adobe soil.
6. Home of Experiment Station superintendent, Squaw Butte, Oregon
Home of Experiment Station superintendent, Squaw Butte, Oregon
7. Experiment station superintendent's house garden
Experiment station superintendent's house garden
8. Irrigation at Burns Experiment Station, circa 1920
Irrigation at Burns Experiment Station, circa 1920
9. Cars parked adjacent to the Union Experiment Station, circa 1920
Cars parked adjacent to the Union Experiment Station, circa 1920
Description
Cars parked along road at station.
10. Children in irrigation ditch, Burns Experiment Station, circa 1920
Children in irrigation ditch, Burns Experiment Station, circa 1920
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