What Chemicals Are in Weed Killers?
When mulch, dandelion diggers and over-planting fail, many gardeners resort to weed killers or herbicides. Herbicides are labeled for general or specific (certain types of plants) uses, and their labels contain names of the chemicals used. Identification jQuery(document).ready(function(){ jQuery(‘#jsArticleStep1 span.image a:first’).attr(‘href’,’http://i.ehow.com/images/GlobalPhoto/Articles/5031772/200774_Full.jpg’); }); Weed killers or herbicides are complex chemicals that destroy plant enzymes found only in specific plants. History Traditionally, cultivation and soil management using salt and acids were used to control weeds. The first chemical herbicide, 2,4-D (2,4-dichlorophenoxyacetic acid) was first marketed in the 1940’s, and the triazines (Atrazine) were introduced in the 1950’s. Types jQuery(document).ready(function(){ jQuery(‘#jsArticleStep1 span.image a:first’).attr(‘href’,’http://i.ehow.com/images/GlobalPhoto/Articles/5031772/200775_Full.jpg’); }); Herbicides are general or