| Acronym | Meaning |
| PASA | PCR Amplification Of Specific Alleles |
| EPOCA | Environmental Project On Central America |
| MSFA | Monosegmented Flow Analysis |
| RDPP | Reverse Differential-pulse Polarography |
| IRES | Infrared Emission Spectroscopy |
| HG-AAS | Hydride Generation-at. Absorption Spectroscopy |
| MICROTAS | Micro-Total Analysis Systems |
| DCN | Document Change Notice |
| ASA | American Society Of Agronomy |
| PAM | Periodic Anderson Model |