Table 1.

Statistical results showing the influence of wetness and orientation on the retention efficiency of the inner pitcher wall of N. rafflesiana (typical form) for Crematogaster inflata ants (two-way ANOVA on log-transformed data)

Factor	df	SS	MS	F	P
Surface wetness	1	9.07	9.07	129.29	<0.001
Segment orientation	1	1.57	1.57	22.32	<0.001
Wetness×orientation	1	0.07	0.07	1.00	NS
Residual	116	8.14	0.07
Total	119	18.85