Tisdale, Samuel L., Baja dan kesuburan tanah / Samuel L. Tisdale and Werner L. Nelson - Edisi ketiga - Germany : Macmillan Publishing Co. Inc, 1984 - ix, 324 pages : illustration ; 22 cm Includes table Includes bibliographical references and index Subjects--Topical Terms: Agriculture --Fertilizers LC Class. No.: S637 T57