Leachate ammonium concentration reached to maximum at day 12 with N @ 100 kg ha −1 + zeolite @ 5 tonnes ha −1 , while the peak occurred at day 27 with the increase in zeolite application to 10 tonnes ha −1 , and the concentration showed a decreasing trend afterwards, regardless of the rate of application ( Figure 6A ).
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Role of mordenite zeolite in improving nutrient and water use efficiency in Alfisols.
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