Follow

Submissions from 2017

PDF

The 1936 Iowa corn yield test, M. M. Rhoades and Joe L. Robinson

PDF

The 1937 Iowa corn yield test, Joe L. Robinson, R. C. Eckhardt, M. M. Rhoades, and M. S. Zuber

PDF

The 1935 Iowa corn yield test, Joe L. Robinson and M. M. Rhoades

PDF

1938 Iowa corn yield test, Marcus S. Zuber and Joe L. Robinson

Submissions from 1986

PDF

The 1986 Iowa Corn Yield Test Report, District 1, K. E. Ziegler

PDF

The 1986 Iowa Corn Yield Test Report, District 2, K. E. Ziegler

PDF

The 1986 Iowa Corn Yield Test Report, District 3, K. E. Ziegler

PDF

The 1986 Iowa Corn Yield Test Report, District 4, K. E. Ziegler

PDF

The 1986 Iowa Corn Yield Test Report, District 5, K. E. Ziegler

PDF

The 1986 Iowa Corn Yield Test Report, District 6, K. E. Ziegler

PDF

The 1986 Iowa Corn Yield Test Report, District 7, K. E. Ziegler

Submissions from 1985

PDF

The 1985 Iowa Corn Yield Test Report, District 1, K. E. Ziegler

PDF

The 1985 Iowa Corn Yield Test Report, District 2, K. E. Ziegler

PDF

The 1985 Iowa Corn Yield Test Report, District 3, K. E. Ziegler

PDF

The 1985 Iowa Corn Yield Test Report, District 4, K. E. Ziegler

PDF

The 1985 Iowa Corn Yield Test Report, District 5, K. E. Ziegler

PDF

The 1985 Iowa Corn Yield Test Report, District 6, K. E. Ziegler

PDF

The 1985 Iowa Corn Yield Test Report, District 7, K. E. Ziegler

Submissions from 1984

PDF

The 1984 Iowa Corn Yield Test Report, District 1, K. E. Ziegler

PDF

The 1984 Iowa Corn Yield Test Report, District 2, K. E. Ziegler

PDF

The 1984 Iowa Corn Yield Test Report, District 3, K. E. Ziegler

PDF

The 1984 Iowa Corn Yield Test Report, District 4, K. E. Ziegler

PDF

The 1984 Iowa Corn Yield Test Report, District 5, K. E. Ziegler

PDF

The 1984 Iowa Corn Yield Test Report, District 6, K. E. Ziegler

PDF

The 1984 Iowa Corn Yield Test Report, District 7, K. E. Ziegler

Submissions from 1983

PDF

The 1983 Iowa Corn Yield Test Report, District 1, K. E. Ziegler

PDF

The 1983 Iowa Corn Yield Test Report, District 2, K. E. Ziegler

PDF

The 1983 Iowa Corn Yield Test Report, District 3, K. E. Ziegler

PDF

The 1983 Iowa Corn Yield Test Report, District 4, K. E. Ziegler

PDF

The 1983 Iowa Corn Yield Test Report, District 5, K. E. Ziegler

PDF

The 1983 Iowa Corn Yield Test Report, District 6, K. E. Ziegler

PDF

The 1983 Iowa Corn Yield Test Report, District 7, K. E. Ziegler

Submissions from 1982

PDF

The 1982 Iowa Corn Yield Test Report, District 1, K. E. Ziegler and A. R. Campbell

PDF

The 1982 Iowa Corn Yield Test Report, District 2, K. E. Ziegler and A. R. Campbell

PDF

The 1982 Iowa Corn Yield Test Report, District 3, K. E. Ziegler and A. R. Campbell

PDF

The 1982 Iowa Corn Yield Test Report, District 4, K. E. Ziegler and A. R. Campbell

PDF

The 1982 Iowa Corn Yield Test Report, District 5, K. E. Ziegler and A. R. Campbell

PDF

The 1982 Iowa Corn Yield Test Report, District 6, K. E. Ziegler and A. R. Campbell

PDF

The 1982 Iowa Corn Yield Test Report, District 7, K. E. Ziegler and A. R. Campbell

Submissions from 1981

PDF

The 1981 Iowa Corn Yield Test Report, District 1, K. E. Ziegler and A. R. Campbell

PDF

The 1981 Iowa Corn Yield Test Report, District 2, K. E. Ziegler and A. R. Campbell

PDF

The 1981 Iowa Corn Yield Test Report, District 3, K. E. Ziegler and A. R. Campbell

PDF

The 1981 Iowa Corn Yield Test Report, District 4, K. E. Ziegler and A. R. Campbell

PDF

The 1981 Iowa Corn Yield Test Report, District 5, K. E. Ziegler and A. R. Campbell

PDF

The 1981 Iowa Corn Yield Test Report, District 6, K. E. Ziegler and A. R. Campbell

PDF

The 1981 Iowa Corn Yield Test Report, District 7, K. E. Ziegler and A. R. Campbell

Submissions from 1980

PDF

The 1980 Iowa Corn Yield Test Report, District 1, K. E. Ziegler and A. R. Campbell

PDF

The 1980 Iowa Corn Yield Test Report, District 2, K. E. Ziegler and A. R. Campbell

PDF

The 1980 Iowa Corn Yield Test Report, District 3, K. E. Ziegler and A. R. Campbell

PDF

The 1980 Iowa Corn Yield Test Report, District 4, K. E. Ziegler and A. R. Campbell

PDF

The 1980 Iowa Corn Yield Test Report, District 5, K. E. Ziegler and A. R. Campbell

PDF

The 1980 Iowa Corn Yield Test Report, District 6, K. E. Ziegler and A. R. Campbell

PDF

The 1980 Iowa Corn Yield Test Report, District 7, K. E. Ziegler and A. R. Campbell

Submissions from 1979

PDF

The 1979 Iowa Corn Yield Test Report, District 1, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1979 Iowa Corn Yield Test Report, District 2, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1979 Iowa Corn Yield Test Report, District 3, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1979 Iowa Corn Yield Test Report, District 4, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1979 Iowa Corn Yield Test Report, District 5, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1979 Iowa Corn Yield Test Report, District 6, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1979 Iowa Corn Yield Test Report, District 7, Kenneth E. Ziegler and C. D. Hutchcroft

Submissions from 1978

PDF

The 1978 Iowa Corn Yield Test Report, District 1, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1978 Iowa Corn Yield Test Report, District 2, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1978 Iowa Corn Yield Test Report, District 3, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1978 Iowa Corn Yield Test Report, District 4, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1978 Iowa Corn Yield Test Report, District 5, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1978 Iowa Corn Yield Test Report, District 6, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1978 Iowa Corn Yield Test Report, District 7, Kenneth E. Ziegler and C. D. Hutchcroft

Submissions from 1977

PDF

The 1977 Iowa Corn Yield Test Report, District 1, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1977 Iowa Corn Yield Test Report, District 2, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1977 Iowa Corn Yield Test Report, District 3, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1977 Iowa Corn Yield Test Report, District 4, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1977 Iowa Corn Yield Test Report, District 5, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1977 Iowa Corn Yield Test Report, District 6, Kenneth E. Ziegler and C. D. Hutchcroft

PDF

The 1977 Iowa Corn Yield Test Report, District 7, Kenneth E. Ziegler and C. D. Hutchcroft

Submissions from 1976

PDF

The 1976 Iowa Corn Yield Test Report, District 1, William E. Falck and C. D. Hutchcroft

PDF

The 1976 Iowa Corn Yield Test Report, District 2, William E. Falck and C. D. Hutchcroft

PDF

The 1976 Iowa Corn Yield Test Report, District 3, William E. Falck and C. D. Hutchcroft

PDF

The 1976 Iowa Corn Yield Test Report, District 4, William E. Falck and C. D. Hutchcroft

PDF

The 1976 Iowa Corn Yield Test Report, District 5, William E. Falck and C. D. Hutchcroft

PDF

The 1976 Iowa Corn Yield Test Report, District 6, William E. Falck and C. D. Hutchcroft

PDF

The 1976 Iowa Corn Yield Test Report, District 7, William E. Falck and C. D. Hutchcroft

Submissions from 1975

PDF

The 1975 Iowa Corn Yield Test Report, District 1, William E. Falck and C. D. Hutchcroft

PDF

The 1975 Iowa Corn Yield Test Report, District 2, William E. Falck and C. D. Hutchcroft

PDF

The 1975 Iowa Corn Yield Test Report, District 3, William E. Falck and C. D. Hutchcroft

PDF

The 1975 Iowa Corn Yield Test Report, District 4 Bottomland, William E. Falck and C. D. Hutchcroft

PDF

The 1975 Iowa Corn Yield Test Report, District 4 Upland, William E. Falck and C. D. Hutchcroft

PDF

The 1975 Iowa Corn Yield Test Report, District 5, William E. Falck and C. D. Hutchcroft

PDF

The 1975 Iowa Corn Yield Test Report, District 6, William E. Falck and C. D. Hutchcroft

Submissions from 1974

PDF

The 1974 Iowa Corn Yield Test Report, District 1, William E. Falck and C. D. Hutchcroft

PDF

The 1974 Iowa Corn Yield Test Report, District 2, William E. Falck and C. D. Hutchcroft

PDF

The 1974 Iowa Corn Yield Test Report, District 3, William E. Falck and C. D. Hutchcroft

PDF

The 1974 Iowa Corn Yield Test Report, District 4 Bottomland, William E. Falck and C. D. Hutchcroft

PDF

The 1974 Iowa Corn Yield Test Report, District 4 Upland, William E. Falck and C. D. Hutchcroft

PDF

The 1974 Iowa Corn Yield Test Report, District 5, William E. Falck and C. D. Hutchcroft

PDF

The 1974 Iowa Corn Yield Test Report, District 6, William E. Falck and C. D. Hutchcroft

Submissions from 1973

PDF

The 1973 Iowa Corn Yield Test Report, District 1, William E. Falck and C. D. Hutchcroft

PDF

The 1973 Iowa Corn Yield Test Report, District 2, William E. Falck and C. D. Hutchcroft

PDF

The 1973 Iowa Corn Yield Test Report, District 3, William E. Falck and C. D. Hutchcroft

PDF

The 1973 Iowa Corn Yield Test Report, District 4 Bottomland, William E. Falck and C. D. Hutchcroft

PDF

The 1973 Iowa Corn Yield Test Report, District 4 Upland, William E. Falck and C. D. Hutchcroft