Component
|
Control
|
Clipping frequency
(no. times clipped) |
Residual fraction
|
Interaction
|
||||||
|
|
1
|
2
|
3
|
Significance
|
0.5
|
0.25
|
0.125
|
Significance
|
Fraction
x height
|
Total
shoot biomass
(g DM)§ |
140
|
130a
|
122b
|
115c
|
***
|
136a
|
116b
|
116b
|
***
|
NS
|
Vegetative biomass
(g DM) |
78**
|
74a
|
73a
|
68b
|
*
|
76a
|
67b
|
71ab
|
*
|
NS
|
Spikes
(g DM) |
7***
|
7b
|
8a
|
3c
|
***
|
6
|
6
|
6
|
NS
|
NS
|
Corms
(g DM) |
55***
|
48a
|
41c
|
46b
|
***
|
53a
|
42b
|
38c
|
*
|
*
|
Reproductive fraction (%)|
|
45*
|
43
|
40
|
41
|
NS
|
44a
|
42ab
|
38b
|
*
|
*
|
No. tillers/plant
(17 April) |
5.3***
|
7.2a
|
9.7b
|
13.1c
|
***
|
8.7b
|
10.8a
|
10.5a
|
*
|
*
|