Biocontrol of wilt-nematode complex infecting gerbera by Bacillus subtilis under protected cultivation

Egyptian Journal of Biological Pest Control

Table 1 Effect of liquid formulation of B. subtilis (Bbv 57) on Gerbera cv. Palm Beach (yellow) under pot culture condition

Treatments	*Shoot length (cm)	*Root length (cm)	*Total no. of flowers/pl	*Stalk length (cm)	*Flower dia (cm)	*Disc dia (cm)	*Flower stalk girth (cm)	*Total no. of normal flowers/pl	*Total no. of bent neck flowers/pl	*Vase life (days)	Nematode population/250 cm³ soil	Percent wilt incidence
T1	27.86^c	33.76^d	9.30^e	39.00^d	5.70^e	1.33^d	0.49^b	8.53^e	1.34^a	8.56^c	314.43^e	26.30^e (30.85)
T2	32.53^b	38.46^c	13.66^d	42.90^c	6.86^d	2.46^b	0.73^a	13.66^d	0.00^b	9.43^ab	285.01^b	16.73^ab (24.14)
T3	31.36^b	33.40^d	12.80^d	43.76^bc	6.53^d	1.73^c	0.76^a	12.80^d	0.00^b	9.06^bc	302.73^d	23.67^d (28.84)
T4	36.26^a	48.36^a	23.36^a	49.70^a	9.40^a	2.73^a	0.76^a	23.36^a	0.00^b	9.97^a	203.79^a	15.33^a (23.04)
T5	32.43^b	44.53^b	18.50^b	45.80^bc	8.00^c	2.73^a	0.49^b	18.50^b	1.32^a	8.86^bc	291.13^c	20.83^c (27.15)
T6	32.80^b	49.23^a	16.66^c	46.53^b	8.86^b	2.40^b	0.47^b	16.67^c	0.00^b	9.46^ab	281.73^b	18.36^b (25.36)
T7	25.23^d	34.43^d	7.90^f	36.33^d	6.73^d	1.76^c	0.37^c	7.90^e	0.00^b	6.73^d	715.01^f	56.63^f (48.81)
SE (d)	0.85	1.16	0.42	1.19	0.21	0.06	0.01	0.41	0.02	0.24	12.09	0.93

In a column, means followed by a common superscript letter are not significantly different at 5% level by DMRT. Values in the parentheses are arcsine transformed values
*Mean of three replications