000			00505nam a2200157Ia 4500
008			140208s9999 xx 000 0 und d
020			_a9780125184014
044			_aU.S.A.
080			_a631.84 N554N
100			_aNielsen, Donald R., ed.
245			_aNitrogen in the environment : v. 1 : nitrogen behavior in field soil _cedited by Donald R. Nielsen and J.G. Macdonald
260			_bAcademic Press _aNew York _c1978
300			_axiii, 526 p.; 24cm.
700			_aMacDonald, J.G., ed.
942			_2udc _cGB
999			_c7935 _d7935