| AAPP Atti della Accademia Peloritana dei Pericolanti, Classe di Scienze Fisiche, Matematiche e Naturali | | 0365-0359 | 0.61 | Q3 | | | |
| Abstracta Botanica | | 0133-6215 | | | | | |
| Acta Agriculturae Slovenica | Acta Agric. Slov. | 1581-9175 | | | | | |
| Acta Amazonica | Acta Amaz. | 0044-5967 | 0.85 | Q4 | 4区 | | |
| Acta Biologica Academiae Scientiarum Hungaricae | Acta Biol. Acad. Sci. Hung. | 0001-5288 | | | | | |
| Acta Biologica Colombiana | Acta biol. Colomb. | 0120-548X | 0.68 | Q4 | 4区 | | |
| Acta Biologica Szegediensis | Acta Biol Szeged | 1588-385X | | | | | |
| Acta Biotheoretica | Acta Biotheor. | 0001-5342 | 1.22 | Q4 | 4区 | | |
| Acta Cientifica Venezolana | Acta Cient. Venez. | 0001-5504 | | | | | |
| Acta Forestalia Fennica | Acta For. Fenn. | 0001-5636 | | | | | |
| Acta Palaeobotanica | Acta Palaeobot. | 0001-6594 | | | | | |
| Acta Phytogeographica Suecica | | 0084-5914 | | | | | |
| Acta Protozoologica | Acta Protozool. | 0065-1583 | 1.50 | Q4 | 4区 | | |
| Acta Scientiarum - Biological Sciences | Acta Sci. Biol. Sci. | 1679-9283 | | | | | |
| Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis | Acta Univ. Agric. Silvic. Mendelianae Brun. | 1211-8516 | | | | | |
| Advances in Environmental Biology | Adv. Environ. Biol. | 1995-0756 | | | | | |
| Advances in Natural and Applied Sciences | | 1995-0772 | | | | | |
| African Journal of Agricultural Research | Afr. J. Agric. Res. | 1991-637X | | | | | |
| Agraarteadus | | 1024-0845 | | | | | |
| Agriculturae Conspectus Scientificus | Agric. Conspec. Sci. | 1331-7768 | | | | | |