| #1291 | Swedish journal of agricultural research. -- Uppsala : Swedish University of Agricultural Sciences, 1971-1998. -- ISSN 0049-2701 |
| #1292 | Sylvia. -- Praha : Česká společnost ornitologická, 1936-. -- ISSN 0231-7796 |
| #1293 | Sylwan. -- Warszawa : Wydaw. SGGW, 1820-. -- ISSN 0039-7660 |
| #1294 | Syninfo : Měsíčník společnosti Syngenta. -- Praha : Syngenta Czech, 2009- |
| #1295 | Systematics and biodiversity. -- Cambridge : Cambridge University Press, 2003-. -- ISSN 1477-2000 print. -- ISSN 1478-0933 online |
| #1296 | Šlechtitel. -- Olomouc : Genoservis |
| #1297 | Šumarski pregled. -- Skopje : Šumarski fakultet, Univezitet "Sv. Kiril i Metodij", 1953-. -- ISSN 0585-9069 |
| #1298 | Šumava. -- Vimperk : Správa národního parku Šumava, 1976-. -- ISSN 0862-5166 |
| #1299 | Taiwanese Journal of Agricultural Chemistry and Food Science. -- : Chinese Agricultural Chemical Society, 2000-. -- ISSN 1605-2471 |
| #1300 | TASPO. -- Braunschweig : Thalacker-Medien. -- ISSN 0177-5006 |