http://hyg.ipm.illinois.edu/pdf/hygpest201112.pdf#[...] | 11/27/2017 | PDF Reader | | Item is within a single large file |
http://hyg.ipm.illinois.edu/article.php?id=309 | 11/27/2017 | | | Variant pictures |
http://hyg.ipm.illinois.edu/pdf/hygpest201312.pdf | 11/27/2017 | PDF Reader | | Item is within a single large file; Home, Yard, and Garden Pest Newsletter reprint |
http://hyg.ipm.illinois.edu/article.php?id=515 | 11/27/2017 | | | Home, Yard, and Garden Pest Newsletter reprint; Variant pictures |