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Browsing Extension Service -- Miscellaneous / Educational Materials by Author "Chastagner, Gary A."

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Browsing Extension Service -- Miscellaneous / Educational Materials by Author "Chastagner, Gary A."

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  • Oregon State University. Extension Service; Hart, John M. (John Mervyn), 1947-; Landgren, Chal G.; Fletcher, Richard A.; Bondi, Michael C.; Whithrow-Robinson, Bradford A.; Chastagner, Gary A. (Corvallis, Or. : Extension Service, Oregon State University, 2009-09)
    "Key points: Nutrient management decisions change with stand age. Before planting, test soil for adequacy of phosphorus, potassium, calcium, magnesium, and lime. After tree height has reached 3 feet, begin a tissue sam ...
  • Oregon State University. Extension Service; Goheen, Ellen Michaels; Hansen, Everett M.; Kanaskie, Alan; Osterbauer, Nancy K., 1966-; Parke, Jennifer Lee; Pscheidt, Jay William; Chastagner, Gary A. (Corvallis, Or. : Extension Service, Oregon State University, 2006-04)
    Sudden Oak Death is the common name for a disease caused by Phytophthora ramorum, a previously unknown and recently introduced non-native pathogen. • Phytophthora ramorum has killed hundreds of thousands of oak and tano ...

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