. Biology of rust resistance in forest trees : proceedings of a NATO-IUFRO advanced study institute, August 17-24, 1969. Trees; Pine; Trees; Rust diseases. 50 J. C. ZADOKS RESISTANCE 1 CV Figure 5. The "one race - one cultivar" interaction, with resis- tance nearly complete. RESISTANCE 1 RACE. I 2 3 U 5 CULTIVARS Figure 6. The "one race - many cultivars" interaction showing the "infection spectrum" (Zadoks, 1966) that indicates differential virulence. RESISTANCE 1 CV. Please note that these images are extracted from scanned page images that may have been digitally
. Biology of rust resistance in forest trees : proceedings of a NATO-IUFRO advanced study institute, August 17-24, 1969. Trees; Pine; Trees; Rust diseases. 50 J. C. ZADOKS RESISTANCE 1 CV Figure 5. The "one race - one cultivar" interaction, with resis- tance nearly complete. RESISTANCE 1 RACE. I 2 3 U 5 CULTIVARS Figure 6. The "one race - many cultivars" interaction showing the "infection spectrum" (Zadoks, 1966) that indicates differential virulence. RESISTANCE 1 CV. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original North Atlantic Treaty Organization; International Union of Forestry Research Organizations; United States. Forest Service; University of Idaho. Washington, D. C. : Forest Service
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Keywords: ., bookauthoruni, bookcentury1900, booksubjectpine, booksubjecttrees
