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Table 8 Preliminary antifungal activity of three Potentilla leaf extracts (concentration used 50 mg/mL) against 20 plant pathogenic fungi

From: Phytochemical profiles, antioxidant and antimicrobial activities of three Potentilla species

Pathogenic fungi Inhibiting rate /%
P. fruticosa P. glabra P. parvifolia
Alternaria alternata 50.91 ± 0.15a 50.91 ± 0.36a 56.36 ± 0.00a
Alternaria brassicae 60.87 ± 3.26a 63.04 ± 3.77a 56.52 ± 3.77a
Alternaria solani 49.18 ± 2.84b 47.54 ± 2.64b 39.34 ± 2.18a
Bipolaris sorokininan 49.09 ± 3.15c 25.45 ± 3.63a 36.36 ± 3.15b
Botrytis cinerrea ND ND ND
Cladosporium fulvum 35.48 ± 2.79a 43.55 ± 2.79b 50.81 ± 1.40c
Colletotrichum gloeosporioides 54.55 ± 3.15c 41.82 ± 3.21b 32.73 ± 2.82a
Verticillium dahliaee 54.72 ± 2.83b 33.96 ± 3.27a 32.08 ± 0.01a
Dothiorella gregaria 28.00 ± 0.01a 32.00 ± 3.46a 28.00 ± 0.01a
Fusarium oxysporum 42.11 ± 3.26b 47.37 ± 0.04b 33.33 ± 3.04a
Glomerella cingnlata 61.76 ± 2.94b 52.94 ± 1.88a 52.94 ± 0.07a
Phacidiopycnis washingtonensis 46.55 ± 2.99c 37.93 ± 0.00a 43.10 ± 0.03b
Physalospora piricola 55.88 ± 2.94a 56.67 ± 2.38a 56.86 ± 3.40a
Piricularia oryzae 36.96 ± 3.77b 23.91 ± 3.17a 30.43 ± 3.76ab
Rhizoctonia cerealis 25.20 ± 3.02a 26.80 ± 2.08a 25.20 ± 2.50a
Sclerotinia cerealis ND 7.27 ± 2.46a 11.36 ± 0.62b
Thanatephorus cucumeris 62.07 ± 1.98c 36.21 ± 2.99a 50.86 ± 2.59b
Valsa mali 43.64 ± 3.15b 32.73 ± 3.15a 45.45 ± 1.45b
Venturia pyrina 56.00 ± 3.46b 54.00 ± 1.73a 66.00 ± 3.46c
Verticillium dahliae 40.74 ± 3.21c 25.93 ± 3.21a 33.33 ± 0.01b
  1. Each values represented in tables are means ± SD (N=3).
  2. Values with different letters (a, b, c) within same row are significantly different (P<0.05).
  3. ND: not determined at tested concentrations.