Species richness Biological Resources (Animal) 3 Biological Resources (Plant) 3 Species diversity 3 Biodiversity 2 Forests 2 Forests and Forest Trees (Biology and Ecology) 2 Geographical distribution 2 Habitats 2 Nature conservation 2 Nematoda 2 Plant diversity conservation 2 Animal Ecology 1 Animal ecology 1 Aquatic Biology and Ecology 1 Aquatic invertebrates 1 Arthropod communities 1 Biogeography 1 Biomass 1 Crops 1 Ecology (General) 1 Endomycorrhizas 1 Forest biodiversity conservation 1 Forest ecology 1 Forest fragmentation 1 Forest management 1 Forest soils 1 Formicidae 1 Free living nematodes 1 Freshwater ecology 1