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In the years 2007–2009 field experiments with maize were carried out under reduced tillage. Brown soils were boron deficient and medium affluent in available zinc. The mixture of mezotrione and rimsulfuron was applied in experiments with split dose method (½ dose at 3 leaf stage and ½ dose at 8 leaf stage) in conjunction with micronutrient fertilizers in the form of chelate boron and zinc compounds...
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