Abstract:Several studies related to potassium fertilization in Brazil indicate lack of response to this nutrient. However, most of these surveys were conducted in soils with K levels from medium to high, Another aspect that should be considered is the presence of cover crops, which may affect the response to this nutrient. The aim of this study was to evaluate the effect of K 2 O levels associated with ground cover with 'Marandu' grass (bread grass) on corn yield and soil K content. The experiment consisted of 8 treatm… Show more
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