Notes on varieties and yield of wheat
French, H.T., Thompson, C.D.
Notes on varieties and yield of wheat - Oregon 1892 - 1-9 p. - Variety, Yield, Wheat Oregon Agricultural Experiment Station. Bulletin No. 16 .
Notes on varieties and yield of wheat - Oregon 1892 - 1-9 p. - Variety, Yield, Wheat Oregon Agricultural Experiment Station. Bulletin No. 16 .