Synergistic Effects of Plant Growth Promoting Rhizobacteria and Chitosan on In Vitro Seeds Germination, Greenhouse Growth, and Nutrient Uptake of Maize (Zea mays L.)

Table 6

Effects of A. lipoferum, P. fluorescens, P. putida, and chitosanon nutrients content of maize plants at 30 DAS.

Content of maize plants (% dry matter)
Treatments	Nitrogen (N)		Phosphorus (P)		Potassium (K)
	AB	UB	AB	UB	AB	UB
CTL	3.10	3.69	0.14	0.11	6.62	2.43
lip	3.97	4.41	0.14	0.09	6.38	2.10
flu	3.10	3.96	0.14	0.09	7.04	2.59
put	3.98	3.88	0.15	0.10	6.75	2.42
lip-flu	3.25	2.81	0.15	0.08	6.70	2.35
lip-put	3.48	3.08	0.13	0.07	6.01	2.33
flu-put	2.94	3.50	0.14	0.08	6.25	2.43
lip-flu-put	3.33	3.58	0.15	0.10	6.28	2.04
Q	3.42	3.22	0.14	0.10	5.73	2.21
Q.lip	3.79	4.08	0.12	0.12	6.08	2.31
Q.flu	4.16	2.53	0.14	0.09	6.08	2.00
Q.put	3.79	2.59	0.12	0.09	6.74	2.34
Q.lip-flu	4.02	3.30	0.14	0.12	5.74	3.09
Q.lip-put	4.17	3.88	0.15	0.10	6.32	2.82
Q.flu-put	3.24	2.91	0.08	0.07	3.78	1.13
Q.lip-flu-put	4.39	3.51	0.12	0.08	6.77	1.74

AB: aerial biomass; UB: underground biomass; m: mean; σ: standard error; CTL: control (without bacteria and chitosan); lip: treated only with A. lipoferum; flu: treated only with P. fluorescens; put: treated only with P. putida; lip-flu: treated with A. lipoferum-P. fluorescens in the same proportion; lip-put: treated with A. lipoferum-P. putida in the same proportion; flu-put: treated with P. fluorescens-P. putida in the same proportion; lip-flu-put: treated with A. lipoferum-P. fluorescens-P. putida in the same proportion; Q: treated only with chitosan; Q.lip: treated with chitosan-A. lipoferum in the same proportion; Q.flu: treated with chitosan-P. fluorescens in the same proportion; Q.put: treated with chitosan-P. putida in the same proportion; Q.lip-flu: treated with chitosan-A. lipoferum-P. fluorescens in the same proportion; Q.lip-put: treated with chitosan-A. lipoferum-P. putida in the same proportion; Q.flu-put: treated with chitosan-P. fluorescens-P. putida in the same proportion; Q.lip-flu-put: treated with chitosan-A. lipoferum-P. fluorescens-P. putida in the same proportion.