persistence and runoff losses of 3 herbicides and chlorpyrifos from a corn field in the lake balaton watershed of hungary.corn is intensively cultivated in western hungary in the basin of lake balaton, one of the most important water resources in eastern europe. pesticide runoff was measured in 1996 and 1997 from a typical corn field near zalaegerszeg, hungary, which drains into the zala river, an important water source of lake balaton. three herbicides, namely atrazine, acetochlor, and propizochlor, and the insecticide chlorpyrifos were applied to bare soil in a field with 5% slope and soil and runoff water pestic ...200212009192
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