In vitro antifungal activity of endophytic bacteria isolated from date palm (Phoenix doctylifera L.) against fungal pathogens causing leaf spot of date palm

Egyptian Journal of Biological Pest Control

Table 2 Antifungal activity of cell-free culture supernatants of endophytic bacteria against Fusarium solani and Alternaria sp. as assessed by poisoned food technique

Fungal pathogen	Percent mycelial growth inhibition
Fungal pathogen	Concentration (%)	Distilled water control	B1	B7	B8	B9
Fusarium solani	2.5%	0±0b	100±0a	100±0a	100±0a	100±0a
	5%	0±0b	100±0a	100±0a	100±0a	100±0a
	7.5%	0±0b	100±0a	100±0a	100±0a	100±0a
	10%	0±0b	100±0a	100±0a	100±0a	100±0a
Alternaria sp.	2.5%	0±0e	100±0a	26.7±0.44d	56.7±0.3b	53±0.56c
	5%	0±0e	100±0a	30±0.96c	60±0.7b	56.7±0.6c
	7.5%	0±0e	100±0a	90±0.44c	66.7±0.56d	70±0.6b
	10%	0±0e	100±0a	36.7±1.4c	66.37±0.55c	73±0.4b