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Urban forests play an important role in ecology of human habitats and provide various eco-services. Urban forests improve and maintain air and water quality, act as local refugia for plant and animal communities, hold populations of economically important species (such as pollinators), and act as recreational areas for people and pets. All urban forest organisms are directly or indirectly affected by human activities often leading to changes in biodiversity. The aim of our study was to determine soil microbial bio...

To protect plants from harmful activity of pests and diseases, more attention should be paid to development and establishment of environmentally friendly regulation actions. Conifer trees produce a wide variety of compounds, such as terpenoids and phenolics. Several studies on coniferous components fungicidal and insecticidal activity are known Since 2010, LU Institute of Biology in cooperation with Latvian Forest Research Institute ?Silava? are working on the development of new environmentally friendly plant prot...