- Jagodnik
- Jednodniówka Jeździecka
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- Jökull
- Journal de Mycologie Médicale
- Journal for Nature Conservation
- Journal fur Verbraucherschutz und Lebensmittelsicherheit-Journal of Consumer Protection and Food Safety
- Journal of Advanced Research
- Journal of Advances in Agriculture
- Journal of Aeronautica Integra
- Journal of Agribusiness and Rural Development
- Journal of Agricultural and Food Chemistry
- Journal of Agricultural Science and Technology
- Journal of Agricultural Science and Technology. A
- Journal of Agriculture and Sustainability
- Journal of Agrometeorology
- Journal of Agronomy and Crop Science
- JOURNAL OF ALLOYS AND COMPOUNDS
- Journal of Alzheimers Disease
- Journal of Analytical Methods in Chemistry
- JOURNAL OF ANIMAL AND FEED SCIENCES
- Journal of Animal and Plant Sciences
- Journal of Animal Breeding and Genetics
- Journal of Animal Physiology and Animal Nutrition
- JOURNAL OF ANIMAL SCIENCE
- Journal of Animal Science and Biotechnology
- Journal of Animal Science, Biology and Bioeconomy (d. Annales Universitatis Mariae Curie-Skłodowska Sectio EE Zootechnica)
- Journal of Antibiotics
- Journal of AOAC International
- Journal of Apicultural Research
- JOURNAL OF APICULTURAL RESEARCH
- Journal of Apicultural Science
- JOURNAL OF APPLIED ANIMAL RESEARCH
- JOURNAL OF APPLIED ANIMAL WELFARE SCIENCE
- Journal of Applied Botany and Food Quality
- Journal of Applied Genetics
- Journal of Applied Microbiology
- JOURNAL OF APPLIED PHYCOLOGY
- Journal of Applied Physics
- Journal of Applied Poultry Research
- Journal of Applied Research on Medicinal and Aromatic Plants
- Journal of Applied Sciences
- JOURNAL OF APPLIED TOXICOLOGY
- Journal of Basic Microbiology
- Journal of Biological Physics
- Journal of Biomedical Materials Research
- Journal of Biophotonics
- Journal of Bioremediation & Biodegradation
- Journal of Biotechnology
- Journal of Bone and Mineral Metabolism
- Journal of Cell and Tissue Research
- JOURNAL OF CENTRAL EUROPEAN AGRICULTURE
- JOURNAL OF CEREAL SCIENCE
- Journal of Chemical Neuroanatomy
- Journal of Chemical Physics
- Journal of Chemistry
- Journal of Children's Orthopaedics
- Journal of Chromatographic Science
- Journal of Chromatography B
- Journal of Chromatography, A
- Journal of Cleaner Production
- Journal of Clinical Medicine
- Journal of CO2 Utilization
- Journal of Colloid and Interface Science
- Journal of Comparative Pathology
- Journal of Comparative Physiology. B
- JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS
- Journal of Computer Information Systems
- Journal of Convex Analysis
- Journal of Cosmetic Science