Environmental factors affecting the fruiting of Hymenomycetes were studied. Data from 1963 show that mycorrhizal fungi respond to tree root growth phases, while non-mycorrhizal fungi respond to relative air humidity over time. Further study is needed to confirm these assumptions.
Sobotka A., Sobotková M. (1966): A contribution to the relations of the growth of fruiting bodies of some Hymenomycetes and of the ecological factors. – Česká Mykologie 20(1): 54–61.