For spore germination field fungi required from 0'85 aw (Alternaria
alternata, Cladosporium herbarum) to 0'90 aw (Verticillium lecaniiy; Aspergillus spp. 0'71 aw
(A. amstelodamii to 0·86 aw (A. fumigatus); and Penicillium spp. from 0'79 aw (P. piceum) to
0'83 aw (P. roquefortiiy.