Media | Medium | Total number of isolatesa | Positive isolates (%) | ||
---|---|---|---|---|---|
nifH b | ARAc | Endoglucanased | |||
Rich media | M869 | 257 | 132 (51.4) | 81 (29.5) | 98 (38.1) |
 | KB | 354 | 206 (58.2) | 143 (40.4) | 155 (43.8) |
Heterotrophic media | R2A | 189 | 112 (59.3) | 58 (30.7) | 75 (39.7) |
Minimal media | AMS | 106 | 80 (75.5) | 49 (46.2) | 33 (31.1) |
N-free media | Nfb | 101 | 68 (67.3) | 45 (45.6) | 78 (77.2) |
 | Baz | 10 | 5 (50.0) | 5 (50.0) | 9 (90.0) |