Oregon State University. Extension Service; Hart, John M. (John Mervyn), 1947-; Righetti, T.; Sheets, W. A. (Willis Arden); Martin, L. W. (Corvallis : Oregon State University, Extension Service, 1988-01)
Fertilizer recommendations in this guide are based on the use of well-adapted varieties and disease free plants, selection of suitable soils, disease and
insect control, weed control, and proper irrigation. Application ...