Standardized and Combined Aerial Insect and Disease Surveys, 1985 to present
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资源简介：
Spatial data (shapefile) of all aerial defoliation surveys in Vermont from 1985 to the latest data available merged together into one dataset with a subset of fields. Data prior to 1995 were not always digitized, and may be incomplete before that year.
创建时间：
2019-02-20
