| #331 | Countryside. -- Brussels : European Landowners' Organization |
| #332 | Courrier de la Cellule environnement. -- Paris : INRA, 1987-1992. -- ISSN 0995-1083 print. -- ISSN 1778-7009 online |
| #333 | Critical reviews in food science and nutrition. -- Boca Raton : CRC Press, 1980-. -- ISSN 1040-8398 |
| #334 | Crop prospects and food situation. -- Rome : GIEWS, Global Information and Early Warning System on Food and Agriculture, 2006- |
| #335 | Crop science : Journal serving the international Community of Crop Scientists. -- Madison : Crop Science Society of America, 1961-. -- ISSN 0011-183X print. -- ISSN 1435-0653 online |
| #336 | Croplife. -- Willoughby : Meister, 2001-. -- ISSN 1535-3923 |
| #337 | Cryobiology. -- San Diego : Academic Press, 1964-. -- ISSN 0011-2240 print. -- ISSN 1090-2392 online |
| #338 | Cultivar ž actualité. -- Lille : Documentation Agricole, 1986-1988. -- ISSN 0983-0979 |
| #339 | Cultivar ž Elevage. -- Lille : Documentation agricole, 1989-. -- ISSN 1143-7405 |
| #340 | Cuniculture. -- Paris : Association Francaise de Cuniculture, 1974-2002. -- ISSN 0152-3058 |