Table 3 Plant growth-promoting activities of free-living rhizospheric fungi
Fungal isolates (n) | Plant growth–promoting activities | |||||
|---|---|---|---|---|---|---|
IAA production | PO4 solubilization | Organic acids | Siderophore | NH3 | Antibiotic production | |
Alternaria (2 isolates) | 1 (50) | 2 (100) | 2 (100) | 2 (100) | 2 (100) | ND |
Aspergillus (20 isolates) | 10 (50) | 6 (30) | 5 (25) | 8 (40) | 12 (60) | 1 (5) |
Chlamydospora (1) | 1 (100) | ND | ND | 1 (100) | 1 (100) | 1 (100) |
Curvularia (9) | 2 (22.2) | 3 (33.3) | ND | 5 (55.5) | 8 (88.8) | 1 (11.1) |
Fusarium (1) | 1 (100) | ND | 1 (100) | ND | 1 (100) | ND |
Hormodendrum (1) | 1 (100) | 1 (100) | ND | 1 (100) | 1 (100) | ND |
Mycellia sterillia (5) | 4 (80) | ND | 1 (20) | 2 (40) | 5 (100) | ND |
Microsporum (2) | 2 (100) | 1 (50) | ND | ND | 2 (100) | ND |
Monilia (2) | ND | ND | ND | ND | 2 (100) | ND |
Monotospora (2) | 1 (50) | 1 (50) | 1 (50) | 2 (100) | 2 (100) | ND |
Mucor (1) | 1 (100) | 1 (100) | ND | 1 (100) | 1 (100) | ND |
Nigrospora (1) | 1 (100) | ND | ND | ND | 1 (100) | 1 (100) |
Penicillium (3) | 1 (33.3) | 1 (33.3) | ND | 2 (66.6) | 3 (100) | ND |
Rhizopus (2) | 1 (50) | ND | 1 (50) | ND | 1 (50) | ND |
Trichoderma (2) | 1 (50) | 1 (50) | 1 (50) | 2 (100) | 2 (100) | ND |
Trichophyton (2) | 2 (100) | 2 (100) | ND | ND | 2 (100) | ND |
Trichothecium (1) | 1 (100) | ND | 1 (100) | 1 (100) | 1 (100) | 1 (100) |
Verticillium (1) | 1 (100) | 1 (100) | 1 (100) | ND | 1 (100) | ND |
Unidentified fungi (15) | 12 (80) | 5 (33.3) | 6 (40) | 8 (53.3) | 13 (86.6) | 3 (20) |
Total number of fungal isolates (73) | Â | Â | Â | Â | Â | Â |
Total number (%) of positive isolates | 44 (60.27) | 25 (34.25) | 19 (26.02) | 35 (47.94) | 61 (83.56) | 8 (10.95) |