Forest Nursery Pests |
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adults affected anthracnose aphids applied areas bareroot bark beetle benomyl Biology blight borer brown caused chloropicrin cone conidia conifer Cordell cottonwood cover crop Cylindrocladium damage damping-off Department of Agriculture develop Diagnosis Distribution Douglas-fir eastern white pine eggs endomycorrhizal fected feeding Figure foliage Forest Experiment Station forest nurseries forest tree nurseries fruiting bodies fungi fungicides fungus Fusarium germination groundline growth hardwood infected seedlings injury inoculum irrigation larvae lesions lings longleaf pine Marssonina methyl bromide microns mortality mulches mycelium mycorrhizae needles nematodes nursery beds occur outplanting overwinter pathogens pesticides Phomopsis pine sawfly pine seedlings Plant Pathologist poplar produced pycnidia Pythium reduce Rhizoctonia root system rust sawfly Scleroderris canker seed fungi seedbeds seedlings Selected References shoots slash pine soil fumigation Southern spider mites spores sprays spring spruce stem canker surface susceptible symptoms Tech temperatures tion tip moth tissue U.S. Department USDA Forest Service usually Washington weevil white pine