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Location Folder Show Tree ROOT ScienceBase Catalog Users Filters Date Range Past year (1) Past month (0) Past week (0) Past day (0) Custom range... To   Search Contacts Johanna M Kraus Mark Vandever Columbia Environmental Research Center U.S. Geological Survey Michelle L Hladik More... Tag Types Theme (1) USGS Scientific Topic Keyword (1) Harvest Set (1) Place (1) Tag Schemes National Agricultural Library Thesaurus (1) None (1) Geographic Names Information System (1) ISO 19115 Topic Category (1) USGS Thesaurus (1) View Results as: JSON ATOM CSV Browse Folder

Pesticide residues in passive samplers and bee tissue from Conservation Reserve Program fields across an agricultural gradient in eastern Iowa, USA, 2019 (ver 2.0, October 2023) This data release includes sampling location, pesticide concentrations in passive samplers (silicone bands) and bees foraging in Conservation Reserve Program fields. Sampling took place during July and August of 2019. Fields were located on private land managed for the U.S. Department of Agriculture Conservation Reserve Program in eastern central Iowa, U.S.A. Categories: Data Release - Revised; Tags: Environmental Health, Iowa, Land Use Change, Land Use Change, USGS Science Data Catalog (SDC), All tags... bees, biota, insects, invasion history, otolith microchemistry, pesticides, Fewer tags