TY  - BOOK
TI  - The use of nuclear techniques in the management of nitrogen fixation by trees to enhance fertility of fragile tropical soils
SN  - 1011-4289
PY  - 1998///
CY  - Vienna
PB  - IAEA
N1  - "Results of a co-ordinated research project organized by the Joint FAO/IAEA division of nuclear techniques in food and agriculture"; BibliografÃ­a al final de cada artÃ­culo
ER  -