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- McFadden, Edgar S. (Edgar Sharp), 1891-1956, 40 results
- King, Carol Mae McFadden, 1 results
- South Dakota State College of Agriculture and Mechanic Arts, 1 results
- Quisenberry, Karl S., 1 results
- McFadden, Mabel Lucille Blakesly, 1 results
- McFadden, James, 1 results
- McFadden, Beatrice Stacking, 1 results
- Champlin, Manley, 1 results
- Smith, Oliver E., 1 results
- United States. Department of Agriculture, 1 results
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- Wheat -- Research, 18 results
- Grain -- Disease and pest resistance, 13 results
- Wheat -- Breeding, 9 results
- Grain -- Breeding, 9 results
- Grain -- Varieties, 9 results
- Wheat -- Varieties, 6 results
- Barley -- Research, 3 results
- Flax -- Varieties, 3 results
- Oats -- Breeding, 3 results
- Oats -- Varieties, 3 results