Growth promotion and protection of lentil (Lens esculenta) against herbicide stress by Rhizobium species

Annals of Microbiology

Table 6 Effect of three concentrations of clodinafop on chlorophyll, leghaemoglobin, N and P content, seed yield and grain protein of lentil plants grown in soil inoculated with Rhizobium sp. isolate MRL3 and without bioinoculant

Treatment	Dose rate (μg kg⁻¹ soil)	Leghaemoglobin content [mM (g f.m.)⁻¹]	Chlorophyll content (mg g⁻¹)	N content (mg g⁻¹)		P content (mg g⁻¹)		Seed yield (g/plant)	Seed protein (mg g⁻¹)
Treatment	Dose rate (μg kg⁻¹ soil)	Leghaemoglobin content [mM (g f.m.)⁻¹]	Chlorophyll content (mg g⁻¹)	Root	Shoot	Root	Shoot	Seed yield (g/plant)	Seed protein (mg g⁻¹)
Uninoculated	Control	0.12	0.32	17	45	0.21	0.28	3.0	232
	400	0.11	0.31	16	43	0.20	0.26	2.6	229
	800	0.09	0.29	15	41	0.19	0.25	2.2	226
	1200	0.08	0.27	13	40	0.17	0.23	2.0	222
Inoculated	Control	0.15	0.38	21	49	0.29	0.34	4.1	245
	400	0.13	0.36	20	47	0.27	0.33	3.9	242
	800	0.12	0.33	19	45	0.26	0.31	3.4	238
	1200	0.10	0.31	17	43	0.24	0.28	3.1	236
LSD		0.003	0.05	1.3	2.2	0.004	0.005	0.06	2.5
F value	Inoculation (df = 1)	144.2*	652*	1,029*	984.2*	407.3*	225.5*	2,550*	456.8*
	Herbicide (df = 3)	16*	101*	186*	127.4*	87.2*	45.2*	317.5*	108.2*
	Inoculation × herbicide (df = 3)	5.1*	36.1*	42.3*	26.5*	18.4*	12.5*	78.1*	51.4*

Values are mean of three replicates where each replicate constituted three plants/pot
*Significantly different from the control at P ≤ 0.05

ISSN: 1869-2044