Rhizome Yield of Sweet Flag (Acorus calamus L.) as Influenced by Planting Season, Harvest Time, and Spacing
Table 4
Rhizome yield and yield-dependant parameters of Acorus calamus (sweet flag) planted with different spacings and harvested in single season over two year.
Spacing
Rhizome yield parameters in autumn season plant-1
Rhizome yield in autumn season (kg/ha)
2006-2007
2007-2008
Mean
L
B
W
L
B
W
L
B
W
2006-2007
2007-2008
Mean
20 × 20 cm
83.8
1.5
0.4
95.2
1.6
0.9
89.5
1.6
0.7
8660
8570
8620
30 × 20 cm
80.9
1.5
0.4
93.3
1.5
0.9
87.1
1.5
0.6
7500
8740
8120
30 × 30 cm
78.7
1.4
0.3
90.8
1.4
1.0
84.7
1.4
0.7
6470
6410
6440
40 × 30 cm
74.3
1.5
0.4
91.5
1.4
1.0
82.9
1.4
0.6
6910
6060
6490
40 × 40 cm
77.5
1.4
0.4
84.1
1.4
0.9
80.8
1.4
0.7
6390
7660
7030
Trial Mean
79.0
1.5
0.4
91.0
1.5
1.0
85.0
1.5
0.7
7190
7490
7340
C.D. at 5%
6.8
0.6
NS
7.0
0.5
NS
6.9
0.5
NS
1170
1000
1260
C.V.
4.1
26.6
7.7
4.8
11.2
5.9
4.4
8.1
7.3
9.2
7.5
8.4
L: length (cm), B: width (cm), and W: weight (kg).
