Abstract
The influence of various inorganic and organic nitrogen sources on biomass production by 17 isolates of Australian Pisolithus spp. was investigated before and after a 3-year maintenance period in axenic culture. While some isolates produced similar or higher amounts of biomass on NH4+ or certain amino acids after the maintenance period, there was a general trend to reduced biomass production on these substrates. Biomass production by most isolates on bovine serum albumin increased significantly after maintenance. The data are discussed in relation to the use of axenic culture growth experiments for investigations of inter- and intraspecific physiological variation in ectomycorrhizal fungi.
Original language | English |
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Number of pages | 4 |
Journal | Mycorrhiza |
DOIs | |
Publication status | Published - 2001 |
Keywords
- Pisolithus
- Pisolithus albus
- Pisolithus marmoratus
- amino acid utilisation
- ectomycorrhizal fungi
- organic nitrogen utilisation