Table 1. Trapping devices used in experiments and their surface areas.

Object	Type and colour combination	Size	Sticky surface area
2009 & 2010 trials
Target	blue/black 1∶1	1×1 m	2 m2
	Kenyan** blue/black 1∶1	1.5×1 m	3 m2
	Tanzanian** blue/black/blue 1∶1∶1	1.5 m×1 m	#1.8 m2
	transparent adhesive tape	1×1 m	1 m2
Leg panel	cloth, Ky all blue	0.65 m×0.46 m	0.64 m2
	cloth, Tz all blue	0.70 m×0.64 m	0.94 m2
	plastic, Tz all blue	0.90×0.45 m	0.90 m2
Pyramidal trap	standard blue/black 1∶1	-	2 m2 (2010 trials only)
2012 trials
1 m 2 target	blue/black 1∶1	1×1 m	2 m2
	blue/black/blue 1∶1.1	1×1 m	2 m2
0.5 m2 oblong. target	blue/black/blue 1∶1.1	0.9 m×0.55 m	1 m2
	all-blue	0.9 m×0.55 m	1 m2
0.25 m2 target	blue/black/blue 1∶1∶1	0.5×0.5 m	0.5 m2
	all-blue	0.5×0.5 m	0.5 m2

^#Only the lower 60 cm of the Tanzanian targets was covered with adhesive film.

^**Referred to in the text as local target (standard phthalogen blue cotton).