Provided are a nitrite type nitrification carrier and a method for producing the same and a method and an apparatus for removing nitrogen using the same, in which {HEAD ~ the quantity} of {TAIL ~ organic matter} to be added can be substantially reduced to reduce running cost 
Provided are a nitrite type nitrification carrier and a method for producing the same and a method and an apparatus for removing nitrogen using the same , in which { HEAD ~ the quantity } of { TAIL ~ organic matter } to be added can be substantially reduced to reduce running cost
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