Determination of optimum growing conditions for vegetables using hydroponic cultivation with artificial and natural light Project leader Jānis Jaško Team of project Inta Jakobija Jānis Gailis Niks Ozols Duration 2019 - 2021 Research focus 4. Development and adaptation of technologies for obtaining high-value agricultural and forest products, as well as in veterinary medicine Source of funding National grant Project partners "Getliņi EKO" LtdFarm "Kliģēni"University of Latvia (LU) Description of project The aim of research To research and establish optimal growth conditions in covered areas, using the hydroponic cultivation method for varieties of tomatoes and cucumbers grown with artificial and natural lighting. The tasks of project: To monitor activity of the pests and beneficial insects (Macrolophus caliginosus and Bombus terrestris)To monitor the development of powdery mildew and gray mould and to carry out efficacy trial for the disease controlTo coordinate activities of an entomological and phytopathological studies Results Bumblebee pollination activity in a commercial tomato greenhouse during the winter season // Rural Sustainability Research 48(343) (2022), 45-53 https://doi.org/10.2478/plua-2022-0015