00560nam a2200181Ia 4500008004100000082001800041100001800059245004600077260003700123300000800160650003400168650001800202653002400220653001400244942001200258999001500270952009300285170901s1958    xx            000 0 und d  a546.392bJ14M  aJacob, Dr. A. 0aMagnesiumbThe Fifth Major Plant Nutrient  aLondonbStaples Press Ltd.c1958  a159  aChemistry and allied sciences  aPure Sciences  aInorganic chemistry  aMagnesium  2ddccBK  c5638d5638  00102ddc4070aRAUbRAUd2017-10-18l0o546.392 J14Mp1571r2017-10-18w2017-10-18yBK