TY - BOOK AU - International Atomic Energy Agency TI - Soil organic matter studies : v. 2 : proceedings of a symposium on soil organic matter studies jointly organized by the International Atomic Energy Agency and the Food and Agriculture Organization of the United Nations in co - operation with agrochemica and held in Braunschweig, 6 - 10, September, 1976 SN - 9789200101779 PY - 1977/// CY - Vienna PB - International Atomic Energy Agency ER -