George Harlan Dungan: Полный список книг

George Harlan Dungan: список всех книг (8)

Productiveness of Certain Varieties of Corn in Illinois - George Harlan Dungan, W L. 1882-1958 Burlison

Productiveness of Certain Varieties of Corn in Illinois

George Harlan Dungan, W L. 1882-1958 Burlison
Factors Influencing Lodging in Corn - Benjamin Koehler, James R. 1890- Holbert, George Harlan Dungan

Factors Influencing Lodging in Corn

Benjamin Koehler, James R. 1890- Holbert, George Harlan Dungan

2018
Illinois Corn Performance Tests. Results for 1934 - George Harlan Dungan

Illinois Corn Performance Tests. Results for 1934

George Harlan Dungan

2018
Illinois Hybrid Corn Tests 1945 - George Harlan Dungan

Illinois Hybrid Corn Tests 1945

George Harlan Dungan

2018
Illinois Hybrid Corn Test 1944 - George Harlan Dungan

Illinois Hybrid Corn Test 1944

George Harlan Dungan

2018
Illinois Corn Performance Tests, 1937 - George Harlan Dungan

Illinois Corn Performance Tests, 1937

George Harlan Dungan

2018
Illinois Hybrid Corn Tests 1943 - George Harlan Dungan

Illinois Hybrid Corn Tests 1943

George Harlan Dungan

2018
Varieties of Oats for Illinois - George Harlan Dungan, W L. 1882-1958 Burlison

Varieties of Oats for Illinois

George Harlan Dungan, W L. 1882-1958 Burlison

2018