00365nam a2200133 a 450000500170000000800410001702000150005804100080007308200110008110000190009224500520011126400510016330000170021420260717092201.0260717s2006    ii            000 0 eng d  a8181284046  aeng04a575.761 aMengel, Konrad10aPrinciples of Plant Nutrition /cMengel, Konrad 1aNew Dehli :bSpringer India Pvt. Ltd.,cc2006.  axiii, 849 p.