Lewis W. Erdman
Identifiers
- Open LibraryOL158578A
Top Subjects
- Legumes (4)
- Inoculation (3)
- Nitrifying bacteria (2)
- Soybean (1)
- Fixation (1)
- Nitrogen (1)
- Soil (1)
Books by Lewis W. Erdman
Total count: 4
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Soybean inoculation studiesAgricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts1928-01-01
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Legume inoculationwhat it is, what it doesU.S. Dept. of Agriculture1948-01-01
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Legume inoculation: what it is, what it doesRev.For sale by the Supt. of Docs., U.S. Govt. Print Off.1967-01-01
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Legume inoculation: what it is, what it doesRev.For sale by the Supt. of Docs., U.S. Govt. Print Off.1967-01-01