Bulletin of the National Research Centre

Table 3 Effects of plant growth-promoting bacteria and Trichoderma species on growth parameters of faba bean with O. crenata infection, under greenhouse conditions (Experiment II)

From: Applications of plant growth promoting bacteria and Trichoderma spp. for controlling Orobanche crenata in faba bean

Treatments	Growth parameters
	Shoot length		Fresh weight		Dry weight		Leaf no.
	cm	Incr.%	g/plant	Incr.%	g/plant	Incr.%	No. /plant	Incr.%
Two months
Orobanche alone (Orob.)	32.4d^*	–	16.6^a	–	3.01^a	–	10.9^e	–
Glyphosate alone	37.1^abc	15	20.8^a	64	3.79^a	26	14.8^ab	36
Orob. + nutrient broth medium	33.6^cd	4	16.9^a	2	3.09^a	3	12.1^cde	11
Orob. + P. fluorescens	35.5^bcd	10	17.6^a	6	3.19^a	6	14.1^abcd	29
Orob. + B. subtilis	40.4^a	25	19.2^a	16	3.48^a	16	13.8^abcd	27
Orob. + B. pumilus	40.5^a	25	21.7^a	31	3.93^a	31	15.9^a	46
Orob. + malt extract medium	34.9^cd	8	16.8^a	1	3.08^a	2	11.9^e	9
Orob. + T. harzianum	40.0^a	24	18.8^a	13	3.15^a	5	12.8^bcde	17
Orob. + T. viride	39.9^ab	23	21.5^a	30	3.89^a	29	12.3^bcde	13
Orob. + T. vierns	36.5^abcd	13	19.5^a	18	3.54^a	18	14.6^abc	34
Four months
Orobanche alone (Orob.)	39.5^b	–	27.8^b	–	3.48^a	–	23.4^b	–
Orob. + glyphosate alone	48.9^ab	24	38.0^ab	37	4.76^a	37	30.5^ab	30
Orob. + nutrient broth medium	41.9^b	6	28.5^b	3	3.70^a	6	23.6^b	1
Orob. + P. fluorescens	48.9^ab	24	30.9^ab	11	3.88^a	12	25.1^b	7
Orob. + B. subtilis	45.6^ab	15	32.0^ab	15	4.01^a	15	32.3^a	38
Orob. + B. pumilus	44.8^ab	13	30.4^ab	9	3.83^a	11	27.3^ab	17
Orob. + malt extract medium	43.5^b	10	28.4^b	3	3.65^a	5	24.9^b	6
Orob. + T. harzianum	44.1^b	12	30.8^ab	11	3.98^a	14	26.0^ab	11
Orob. + T. viride	46.1ab	17	28.5^b	4	3.90^a	12	27.0^ab	15
Orob. + T. vierns	54.4a	38	48.6^a	75	6.08^a	75	29.4^ab	26

*In each column (for each month) followed by the same small letter are not significantly different according to Duncan’s multiple range test (p = 0.05)

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