J. Allen Clark

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1) Varieties of spring wheat for the north central states

Author

Clark, J. Allen

Series

Farmers' bulletin volume no. 1902

2) Varieties of club wheat

Author

Clark, J. Allen

Series

Farmers' bulletin volume no. 1708

3) Classification of American wheat varieties

Author

Clark, J. Allen

Series

Bulletin of the U.S. Department of Agriculture volume no. 1074

4) Varietal experiments with spring wheat on the northern Great Plains

Author

Clark, J. Allen

Series

Bulletin of the U.S. Department of Agriculture volume no. 878

5) Australian wheat varieties in the Pacific coast area

Author

Clark, J. Allen

Series

Bulletin of the U.S. Department of Agriculture volume no. 877

6) Classification of wheat varieties grown in the United States in 1949

Author

Series

Technical bulletin volume no. 1083

7) Hard red winter wheat varieties

Author

Quisenberry, Karl S

Series

Farmers' bulletin volume no. 1806