000 00346nam a2200145Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631.811.6
_bLEW
100 _aLEWIN, G
245 0 _aMagnesium: A Plant food
260 _aBerlin
650 _aMagnesium deficiency
650 _aMagnesium fertilizer
700 _aLEWIN, S
942 _cBK
999 _c19617
_d19617