Version DOI Comment Publication Date
1 10.13012/B2IDB-5072223_V1 2016-11-30
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update: {"link"=>["", "http://dx.doi.org/10.1093/biosci/biw186"], "uri"=>["", "10.1093/biosci/biw186"], "uri_type"=>["", "DOI"], "citation"=>["David N. Zaya, Ian S. Pearse, and Greg Spyreas. 2017. Long-term trends in Midwestern milkweed abundances and their relevance to monarch butterfly declines. In Press. Bioscience", "David N. Zaya, Ian S. Pearse, Greg Spyreas; Long-Term Trends in Midwestern Milkweed Abundances and Their Relevance to Monarch Butterfly Declines. BioScience 2017 biw186. doi: 10.1093/biosci/biw186"], "datacite_list"=>["", "IsSupplementTo,IsCitedBy"]} 2017-03-09T15:51:37Z
update: {"uri"=>[nil, ""], "uri_type"=>[nil, ""], "datacite_list"=>[nil, ""]} 2016-12-08T22:43:23Z
update: {"description"=>["This is the dataset used in the BioScience publication of the same name.", "This is the dataset used in the BioScience publication of the same name.\r\n\r\nMore information about this dataset: \r\n\r\nInterested parties can request data from the Critical Trends Assessment Program, which was the source for the data on natural areas in this study. More information on the program and data requests can be obtained by visiting the program webpage.\r\nCritical Trends Assessment Program, Illinois Natural History Survey. http://wwx.inhs.illinois.edu/research/ctap/\r\n\r\nThese spatial datasets were used for analyses:\r\n\r\nIllinois Natural History Survey. 2003. Illinois GAP analysis land cover classification 1999-2000, 1:100 000 Scale, Raster Digital Data, Version 2.0. Champaign, IL, USA.\r\nIllinois State Geological Survey. 1995. Illinois Landcover Thematic Map Coverage Map 1991-1995. Champaign, IL, USA.\r\nIllinois State Geological Survey. 2001. Illinois Landcover Thematic Map Coverage Map 1999-2000. Champaign, IL, USA.\r\nUSDA National Agricultural Statistics Service Cropland Data Layer. 1999-2015. Published crop-specific data layer [Online]. Available at https://nassgeodata.gmu.edu/CropScape/. USDA-NASS, Washington, DC.\r\n\r\nInformation on agricultural practices and landcover changes were derived from the following U.S. Department of Agriculture (USDA) resources:\r\n\r\nUSDA Economic Research Service. 2016. Adoption of Genetically Engineered Crops in the U.S. Available at http://www.ers.usda.gov/data-products/. USDA-ERS, Washington, DC.\r\n\r\nUSDA Natural Resources Conservation Service. 2015. Summary Report: 2012 National Resources Inventory. https://www.nrcs.usda.gov/Internet/FSE_DOCUMENTS/nrcseprd396218.pdf. USDA-NRCS, Washington, DC, and Center for Survey Statistics and Methodology, Iowa State University, Ames, Iowa."]} 2016-12-08T22:43:23Z
update: {"release_date"=>[nil, Wed, 30 Nov 2016], "publication_state"=>["draft", "released"], "identifier"=>["", "10.13012/B2IDB-5072223_V1"]} 2016-11-30T20:21:43Z