Christmas Tree Diseases Insects Disorders In The Pacific Northwest

Includes integrated pest management principles; seasonal monitoring activities for disease and insect pests; diseases and disorders (root rots; cankers and galls; needle diseases of Douglas-Fir, Pine, Spruce, and True Firs); insect and mite pests (scales, adelgids and true aphids, moths, beetles, flies, mites, predators and parasites); environmental stresses (drought, heat, flooding); chemical and mechanical damage (atrazine, tire damage); soil related problems (nutrient imbalances, fertilizer burn), and vertebrate pests (birds, voles and mice, gophers). Numerous color photos. Graphs and charts.

Abstract: Prepared by a team of scientists and pest specialists, this manual for laymen summarizes and compiles over ten years of research on Christmas tree pests and their control primarily reference tool includes 70 illustrated pest profiles and how to select, plant and care for trees to reduce potential pest damage; and how to maintain pests at harmless levels. A four step Pest Management Primer, discussions of illustrated symptoms and signs of tree injury, where to get assistance and how to submit material for identification are included. A Pesticide Table, general and technical references, a chart cross referencing pesticide common and trade names, an index of common and scientific names of pests and trees, and listings of safety equipment sources and handling, mixing and application equipment sources are supplied.