Plant Shoots article 20 Plant Roots 18 plant 18 plant root 18 Fungi 10 Mycorrhizae 10 physiology 10 arbuscular mycorrhiza 8 genetics 8 growth, development and aging 8 metabolism 8 microbiology 8 mycorrhiza 8 Glomus 6 Lotus 6 flavonoid 6 nonhuman 6 unclassified drug 6 2',3',4',5',6' pentahydroxychalcone 4 3,5,6,7,8 pentahydroxy 4' methoxyflavone 4 Antacids 4 Arbuscular mycorrhiza 4 Bacteria (microorganisms) 4 Chalcone 4 Crosses, Genetic 4 Flavones 4 Flavonoids 4 Flowers 4 Gene Expression Regulation, Plant 4