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Effect of different sources and levels of potassium on yield, nutrient requirement and nutrient use efficiency by maize crop (Zea mays L.) in low K soils of eastern dry zone of Karnataka, India
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Two field experiments were conducted at Saslu and Sothenhalli village of Dodballapur taluk, Bangalore rural district during Kharif 2014 and 2015 in low K soils with different sources and levels of K application.
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