00897nam a2200181 c 4500001001300000005001500013008004100028040001100069041001300080052003000093245015700123300003200280545004400312653014100356700005300497773014600550900001900696KSI00002457920040213083934031021s1998    ggka          000   kor    a0110010 akorbeng01a521.905b한631ㅎc31(1)00aPennsylvania주 옥수수 재배 토양의 질소공급능력 평가=xN-supplying capability evaluation of corn field soils in pennsylvania/d홍순달  ap. 359-367:b삽도;c26 cm  a홍순달, 충북대학교 농과대학  aPennsylvaniaa옥수수재배토양a질소공급능력aN-supplying capabilityaCorn fieldaMultiple linear regressionaSoil attributes1 a홍순달,g洪淳達,d1951-0KAC2017037624aut0 t한국토양비료학회지.d한국토양비료학회.g제31권 4호(1998년 12월), p. 359-367q31:4<359w(011001)KSE199509171,x0367-631510aHong, Soon-Dal