Progress report of soils and crops experiments on the huntington experiment field form 1919-1940
Wiancko, A.T., Walker, G.P., Ervin, Samuel E.
Progress report of soils and crops experiments on the huntington experiment field form 1919-1940 - Lafayette 1941 - 1-4 p. - Soil, Experiment, Field Purdue Agricultura Experiment Station. Circular No. 246 .
Progress report of soils and crops experiments on the huntington experiment field form 1919-1940 - Lafayette 1941 - 1-4 p. - Soil, Experiment, Field Purdue Agricultura Experiment Station. Circular No. 246 .