Sankaram, A. Dr. Fundamental principles/ A. Sankaram - Bangalore: Bangalore Printing and Pub., c1973 - viii, 186 p.; 22 cm. - Textbook series in agricultural chemistry . Includes index ISBN: Rs. 12.50 Subjects--Topical Terms: Agricultural chemistrySoil chemistrySoils--CompositionSoil science Dewey Class. No.: 631.4