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

Annals of Microbiology

Table 5 Effect of three concentrations of quizalafop-p-ethyl 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
	40	−	0.25	12	38	0.16	0.21	1.3	221
	80	−	0.21	10	36	0.14	0.19	0.8	216
	120	−	0.19	9	34	0.12	0.17	0.6	212
Inoculated	Control	0.15	0.38	21	49	0.29	0.34	4.1	245
	40	0.09	0.27	17	42	0.23	0.28	2.2	229
	80	0.08	0.24	14	38	0.21	0.26	1.9	225
	120	0.06	0.20	11	36	0.19	0.23	1.6	221
LSD		0.004	0.12	1.4	1.8	0.004	0.007	0.06	3.6
F value	Inoculation (df = 1)	416.2*	256.1*	164.2*	1,217.2*	287.9*	1,141*	170.1*	510.2*
	Herbicide (df = 3)	74.5*	108.4*	43.2*	512.3*	67.2*	217*	28.1*	127.5*
	Inoculation × herbicide (df = 3)	152.1*	11.4*	12.5*	117.4*	38.1*	67.5*	11.8*	417.4*

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