Roberts, Steve, 1930-; Gardner, Ernest Hugh; Kronstad, Warren E. (Warren Evrind), 1932-; Goetze, N. R.; Murarka, I. P.; Jackson, T. L. (Thomas Lloyd), 1922- (Corvallis : Agricultural Experiment Station, Oregon State University, 1972-07)
In a series of 30 winter wheat fertilizer experiments conducted in the
Willamette Valley between 1963 and 1969, optimum rates of nitrogen fertilization
varied from 75 to 150 pounds per acre. Fertilization with N, parti ...