Progress report of soils and crops experiment on the pinney-purdue experiment field from 1920-1940
Wiancko, A.T., Walker, G.P., Miles, S.R.
Progress report of soils and crops experiment on the pinney-purdue experiment field from 1920-1940 - Lafayette 1941 - 1-8 p. - Soil, Crop, Experiment, Field Purdue Agricultura Experiment Station. Circular No. 248 .
Progress report of soils and crops experiment on the pinney-purdue experiment field from 1920-1940 - Lafayette 1941 - 1-8 p. - Soil, Crop, Experiment, Field Purdue Agricultura Experiment Station. Circular No. 248 .