Effect of lime on selected soil chemical properties, maize (<i>Zea mays L.</i>) yield and determination of rate and method of its application in Northwestern Ethiopia.

Exchangeable acidity Exchangeable acidity (EA) showed a highly significant (p < 0.01) difference among treatments ( Table 2 ).

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In this study, AP showed a decreasing trend with an increasing amount of lime applied, which is contrary to the findings reported by several authors ( Adane, 2014 ; Dessalegn et al., 2017 ; Getachew et al., 2017 ; Kebede and Dereje, 2017 ).

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Occurrences of an increasing trend of soil acidity in arable land is attributed due to the high amount of rainfall, intensive cultivation and continuous use of acid-forming inorganic fertilizers ( Abdenna et al., 2007 ).

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