Oregon State University. Extension Service; Gardner, Ernest Hugh; Jackson, T. L. (Thomas Lloyd), 1922-; Doerge, Thomas A.; Hannaway, D. B.; McGuire, William S. (Corvallis : Oregon State University, Extension Service, 1983-04)
Red clover is an important seed and forage crop in western Oregon. Lime, phosphorus, potassium, sulfur, and boron will increase yields under
some western Oregon soil conditions. The need for nutrients other than sulfur ...