Rhizome Yield of Sweet Flag (Acorus calamus L.) as Influenced by Planting Season, Harvest Time, and Spacing

Table 2

Rhizome yield of Acorus calamus (sweet flag) harvested at different durations over two seasons and years.

Harvest time	Seasonal rhizome yield (kg/ha)
	Rainy			Autumn
	2006-2007	2007-2008	Mean	2006-2007	2007-2008	Mean
At 7th month	3430	4720	4080	8120	8500	8310
At 8th month	4840	5660	5250	9710	10450	10080
At 9th month	6890	5780	6340	12600	15110	13860
At 10th month	7300	6560	6930	13640	15610	14630
At 11th month	7850	7080	7470	14910	16140	15530
At 12th month	11350	7390	9370	16080	16850	16470
Trial Mean	6940	6200	6570	12510	13780	13150
C.D. at 5%	1355	528		1679	2161
C.V.	10.73	4.69		8.61	8.76