| Isparta Uygulamalı Bilimler Üniversitesi | TR4 | 土耳其 |
| Istituto di Servizi per il Mercato Agricolo Alimentare | IT0 | 意大利 |
| Ivane Javakhishvili Tbilisi State University | GE4 | 格鲁吉亚 |
| iVolga Press | RU2 | 俄罗斯联邦 |
| Jaramogi Oginga Odinga University of Science and Technology | KEH | 肯尼亚 |
| Johann Heinrich von Thünen Institute | DE1 | 德国 |
| Jomard Publishing | AZ0 | 阿塞拜疆 |
| Jomo Kenyatta University of Agriculture and Technology | KEI | 肯尼亚 |
| Journal Law and National Security | RUZ | 俄罗斯联邦 |
| Julius Kühn-Institut | DE4 | 德国 |
| Julius Kühn-Institut. Institute for Application Techniques in Plant Protection | DEF | 德国 |
| Julius Kühn-Institut. Institute for Bee Protection | DEG | 德国 |
| Julius Kühn-Institut. Institute for Biological Control | DEY | 德国 |
| Julius Kühn-Institut. Institute for Biosafety in Plant Biotechnology | DER | 德国 |
| Julius Kühn-Institut. Institute for Breeding Research on Agricultural Crops | DEW | 德国 |
| Julius Kühn-Institut. Institute for Breeding Research on Fruit Crops | DEV | 德国 |
| Julius Kühn-Institut. Institute for Breeding Research on Horticultural Crops | DEU | 德国 |
| Julius Kühn-Institut. Institute for Crop and Soil Science | DEL | 德国 |
| Julius Kühn-Institut. Institute for Ecological Chemistry, Plant Analysis and Stored Product Protection | DEK | 德国 |
| Julius Kühn-Institut. Institute for Epidemiology and Plant Diagnostics | DEH | 德国 |
| Julius Kühn-Institut. Institute for Forest Protection | DET | 德国 |
| Julius Kühn-Institut. Institute for Grapevine Breeding | DEP | 德国 |
| Julius Kühn-Institut. Institute for National and International Plant Health | DEJ | 德国 |
| Julius Kühn-Institut. Institute for Plant Protection in Field Crops and Grassland | DEM | 德国 |
| Julius Kühn-Institut. Institute for Plant Protection in Fruit Crops and Viticulture | DEO | 德国 |
