New York State Agricultural Experiment StationCornell University2017-06-072017-06-072009-04-06https://hdl.handle.net/1813/51045GENERAL INFO: NEWA “Apple Pest Degree Day Calculator”; DISEASES: Using the NEWA apple scab models; INSECTS: Pear psylla prebloom–petal fall; ERRATUM: Esteem available for scaleen-USFruitEntomologyPest ManagementCrop Developmentnewsletter