BOOKQUE

Leaf Rust of Wheat in the Uniform Rust Nurseries in the United States, 1938-43
Charles Otis Johnston , Leroy Everett Compton , Ralph Merrill Caldwell
· 1948
Studies of Scald of Cereals and Other Grasses Caused by Rhynchosporium Secallis (Oud.) Davis
Ralph Merrill Caldwell
· 1927
Performance of Corn Hybrids in Indiana: 1937-1944
Claude M. Vestal , Gail Margaret Redfield , Glenn Marsh Smith , J. W. Oberholtzer , Nathan Kent Ellis , Ralph Merrill Caldwell , Rolla Harmon Wileman , Roy Elmer Roberts , Samuel Raymond Miles
· 1945
Benton and Clinton: New Disease Resistant Oats
Ralph Merrill Caldwell
· 1946
Vigo, a New Disease-resistant Wheat
Ralph Merrill Caldwell
· 1947
Scald of Cereals and Other Grasses Caused by Rhynchosporium SPP
Ralph Merrill Caldwell
· 1929
No image available
Dubois Winter Oat
Purdue University. Agricultural Experiment Station
· 1957
No image available
Tippecanoe Spring Oats, Excellent in Standing Ability
Fred L. Patterson
· 1965
No image available
Small Grain Varieties for Indiana
No author available
· 1953
No image available
Harrison Winter Barley
Ralph Merrill Caldwell , L. E. Compton , John Francis Schafer
· 1963