Q: This year I expanded my Dickinson vegetable garden, and everything began to grow and flower like crazy. Now, it appears the whole garden is being attacked by a fungus/mildew on the leaf surfaces.

The influence of two strobilurin fungicides, azoxystrobin and kresoxim-methyl has been investigated on arbuscular mycorrhiza (AM) involving maize and Glomus coronatum under greenhouse conditions.

• The contribution of arbuscular mycorrhizas (AM) to plant community structure and diversity is reported here in an annual herbland in southern Australia. • Mycorrhizal colonization was reduced in ...