000 00345nam a2200133Ia 4500
008 161118s2016 xx 000 0 und d
082 _a553.93 M4N4
100 _aMini.of Agri.Fisheries & Food
245 0 _aNitrogen and Soil Organic matter
260 _aLondon
_bHMSO
_c1969
300 _a178p.
490 _a(Tech. Bulletin No.15)
942 _2ddc
999 _c7601
_d7601