@article {7175,
	title = {Preliminary Report No. 4: Balsam Woolly Aphid Detection Survey},
	year = {1963},
	month = {August 23},
	institution = {U.S. Forest Service},
	address = {Atlanta, GA},
	keywords = {Conservation -- Surveying, Spruce-Fir forests, Woolly adelgids},
	issn = {No. 63-64},
	url = {http://diglib.lib.utk.edu/dotsdata/Flora_PreliminaryReportNo4BalsamWoollyAphidDetectionSurvey_1963.pdf},
	author = {Flora, R. L and Buchanan, Astin and Buchanan, W. D}
}
