| #121 | Obilnářské listy. -- Kroměříž : Zemědělský výzkumný ústav, 1993-. -- ISSN 1212-138X print. -- ISSN 1213-3981 online |
| #122 | Odpady. -- Praha : Economia, 1991-. -- ISSN 1210-4922 |
| #123 | Parasitology. -- Cambridge : Cambridge University Press, 1908-. -- ISSN 0031-1820 print. -- ISSN 1469-8161 online |
| #124 | Pedobiologia. -- Jena : Fischer, 1961-. -- ISSN 0031-4056 |
| #125 | Photogrammetric engineering and remote sensing. -- : American Society of Photogrammetry and Remote Sensing, 1975-. -- ISSN 0099-1112 |
| #126 | Physiologia plantarum. -- Oxford : Blackwell, 1948-. -- ISSN 0031-9317 print. -- ISSN 1399-3054 online |
| #127 | Plant and soil. -- Dordecht : Kluwer Academic Publishers, 1949-. -- ISSN 0032-079X print. -- ISSN 1573-5036 online |
| #128 | Plant breeding. -- Berlin : Blackwell, 1986-. -- ISSN 0179-9541 print. -- ISSN 1439-0523 online |
| #129 | Plant cell, tissue and organ culture. -- Dordrecht : Kluwer Academic Publishers, 1981-. -- ISSN 0167-6857 print. -- ISSN 1573-5044 online |
| #130 | Plant physiology. -- Washington : American Society of Plant Physiologists, 1926-. -- ISSN 0032-0889 print. -- ISSN 1532-2548 online |