Table 1.

Impact of biofertilisers on tillers and productive tillers in the rice variety Uma under ambient and elevated CO₂ conditions.

Treatments	Number of tillers at the active tillering stage			Number of productive tillers at harvest
	Ambient CO2	Elevated CO2	Mean (T)	Ambient CO2	Elevated CO2	Mean (T)
Control	10.66f	12.66e	11.66	5.66g	7.33f	6.50
Azolla	15.66d	17.66c	16.66	9.66e	14.00c	11.83
PGPR	16.00d	21.66a	18.83	12.00d	15.00b	13.50
AMF	17.00cd	19.66b	18.33	12.66d	16.33a	14.50
Mean (C)	14.83	17.91		10.00	13.16
SE (m) (±)	T=0.323, C=0.228, T×C=0.456			T=0.236, C=0.167, T×C=0.33
CD (0.05)	T=0.968, C=0.684, T×C=1.368			T=0.707, C=0.500, T×C=0.99

Small letters mean significant levels.