http://bulletin.ipm.illinois.edu The Bulletin provides pest management and crop development information for growers and producers in Illinois and surrounding states. en-us http://bulletin.ipm.illinois.edu/article.php?id=1635 Commentary is provided on black cutworms, armyworms, bean leaf beetles, and corn rootworms. megray@uiuc.edu (Mike Gray) Fri, 11 May 2012 09:39:47 CDT http://bulletin.ipm.illinois.edu/article.php?id=1635 http://bulletin.ipm.illinois.edu/article.php?id=1636 Postemergence corn herbicides typically have application restrictions regarding corn height or growth stage. Height is not always an accurate indicator of physiological maturity, however; many agronomists recommend leaf number as a more accurate measure of developmental stage. hager@uiuc.edu (Aaron Hager) Fri, 11 May 2012 09:39:47 CDT http://bulletin.ipm.illinois.edu/article.php?id=1636 http://bulletin.ipm.illinois.edu/article.php?id=1637 Further complicating the management of herbicide-resistant waterhemp is the fact that more and more populations are resistant to herbicides with more than one site of action. hager@uiuc.edu (Aaron Hager) Fri, 11 May 2012 09:39:47 CDT http://bulletin.ipm.illinois.edu/article.php?id=1637 http://bulletin.ipm.illinois.edu/article.php?id=1638 Common questions and their answers are provided on applying foliar fungicide to early-stage corn. carlbrad@uiuc.edu (Carl A. Bradley) Fri, 11 May 2012 09:39:47 CDT http://bulletin.ipm.illinois.edu/article.php?id=1638 http://bulletin.ipm.illinois.edu/article.php?id=1639 If both rainfall and temperature remain about average, prospects for the 2012 corn crop are good. ednaf@uiuc.edu (Emerson Nafziger) Fri, 11 May 2012 09:39:47 CDT http://bulletin.ipm.illinois.edu/article.php?id=1639