host-symbiont interaction Argentina 6 fungus 6 Bromus 4 Bromus setifolius 4 Fungi 4 Neotyphodium 4 Poaceae 4 endophyte 4 grass 4 grassland 4 native species 4 Arbuscular 2 Arbuscular micorrhyzal fungi 2 Arbuscular mycorrhiza 2 Arbuscular mycorrhizae 2 Colonized root 2 Deschampsia flexuosa 2 Diaspores 2 Dry weight 2 Emergence 2 Empetrum rubrum 2 Endophytes 2 Europe 2 Festuca 2 Festuca gracillima 2 Fusarium 2 Fusarium solani 2 Gigaspora margarita 2 Glomus fasciculatum 2