TY  - BOOK
AU  - International Worshop on Biological Nitrogen Fixation Technology for Tropical Agriculture (1981 : Cali, Colombia)
TI  - ResÃºmenes
PY  - 1981///
CY  - Cali, Colombia
PB  - CIAT
KW  - NitrÃ³geno
KW  - FijaciÃ³n
ER  -