TY - BOOK ED - International Atomic Energy Agency. ED - Food and Agriculture Organization of the United Nations. TI - Symposium on isotopes and radiation techniques in studies of soil ph ysics, irrigation and drainage in relation to crop production, Vienna, 1-5 October 1973 PY - 1973/// CY - Vienna , KW - Soil physics KW - Irrigation KW - Drainage N1 - In English, French, Russian and Italian ER -