Phyto72n09 1212 - APS Home · Phytopathology 72:1212-1216. Incidence of pitch canker disease among...
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Phyto72n09 1212 - APS Home · Phytopathology 72:1212-1216. Incidence of pitch canker disease among 550 ramets in 28 clones in a 16-yr-old loblolly pine seed orchard varied from 2%