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High value crops
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United States. Forest Service. Northern Region
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Soil in Field 2 at the USDA Forest Service Nursery, Coeur d'Alene, Idaho was assayed six times over a 2- year fallow period for potentially pathogenic Fusarium and Pythium spp. following incorporation ...
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Preplant soil treatments were implemented to determine effects on populations of potentiallypathogenic Fusarium and potentially disease-suppressive Trichoderma spp. as well as root colonization by these ...
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3. [Article] Meria needlecast of western larch seedlings at the USDA Forest Service Nursery, Coeur d'Alene, Idaho
Needlecast caused by Meria laricis caused serious losses of 2-0 bareroot western larch during 1983 at the USDA Forest Service Nursery, Coeur d'Alene, Idaho. Cool, wet weather throughout the spring and ...Citation -
Fungal pathogens tend to accumulate within styroblock containers, which are reused to produce successive crops of container-grown seedlings. Most nurseries treat reused containers by immersing them in ...
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5. [Article] Evaluation of Douglas-fir mortality from Douglas-fir beetle from 1982 through 1984 following MCH application
A granular controlled release formulation of 2 percent MCH was applied at 4.48 kg/ha to 76.9 ha of uninfested, windthrown Douglas-fir by helicopter with a modified aerial spreader of 1.12 m capacity in ...Citation -
Whitebark pine, Pinus albicaulis Engelm. is an important but declining high-elevation tree species in western forests. Regeneration of this species has been difficult and the impact of cone and seed insects ...
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