The Balsam Woolly Aphid in the Northeast
Abstract:The balsam woolly aphid is well established throughout the range of balsam fir in New England. No control measures applicable to large areas are at present known; and where balsam fir forms an appreciable part of the stand, severe infestations will greatly reduce the value of the crop.
Document Type: Journal Article
Affiliations: Assistant Entomologist, Division of Forest Insects, Bureau of Entomology and Plant Quarantine, U. S. Department of Agriculture. Northeastern Forest Experiment Station
Publication date: May 1, 1935
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