%0 Journal Article %T Site-Specific Weed Control in Maize, Sugar Beet, Winter Wheat, and Winter Barley %A Gerhards, R. %A Sökefeld, M. %A Timmermann, C. %A Kühbauch, W. %A Williams, M. %J Precision Agriculture %V 3 %N 1 %P 25-35 %@ 1385-2256 %D 2004-10-08 %I Kluwer Academic Publishers %~ DeepDyve