Herman W. Delvo
Economic impact of discontinuing aldrin use in corn production
Economic impact of discontinuing farm use of lindane and BHC
Economic impact of discontinuing farm uses of heptachlor
Appraisal of Federal all-risk crop insurance coverages and premiums in North Dakota
Herbicide use in selected counties
Reserve accumulated by the Federal Crop Insurance Corporation from 1948 through 1967: analysis by region, state & crop