01420cam a2200301 7i4500 0000003694 20080820090000.0 20080820 10:00 080820 0792322746 NM NM S667.R5 I78 1993 Isotopic studies of azolla and nitrogen fertilization of rice edited by K. S. Kumarasinghe and D. L. Eskew. Dordrecht: Kluwer Academic Publishers, 1993. ix,145p.: ill.; 26cm. Developments in plant and soil sciences; v. 51 Report of an FAO/IAEA/SIDA Co-ordinated Research Programme on Isotopic Studies of Nitrogen Fixation and Nitrogen Cycling by Blue-Green Algae and Azolla executed by the Soil Fertility, Irrigation and Crop Production Section of the Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture and funded by the Swedish International Development Authority Includes bibliographical references Rice -- Fertilizers Azolla as fertilizers Nitrogen fertilizers Eskew, D. L. Kumarasinghe, K. S. FAO/IAEA Division of Nuclear Techniques in Food and Agriculture, Soil Fertility, Irrigation, and Crop Production Section NM 0000010863 Book Open Shelf Dengkil Library BP00002532 Book Open Shelf Dengkil Library