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Appendix 1. Characteristics
of the materials used to make traps. |
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CIE 1931 Colour Indices |
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Ultraviolet |
Peak Lambda |
Dominant |
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Standard Black |
Cotton |
0 |
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1-23 |
3.2 |
- |
- |
2.9 |
0.306 |
0.315 |
- |
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Standard Blue |
Cotton |
1a |
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1-22 |
9.4 |
466 |
478 |
8.8 |
0.173 |
0.181 |
65 |
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Standard Blue |
Cotton |
1b |
New lot, slightly darker |
23 |
6.0 |
462 |
478 |
6.6 |
0.183 |
0.196 |
60 |
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Standard Netting |
Polyester |
2 |
White, Local |
1-23 |
(74.2) |
- |
- |
(83.9) |
0.316 |
0.331 |
- |
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Dark Red |
Poly/Cot |
3 |
Chinese, imported |
1-4 |
4.9 |
790 |
680 |
5.9 |
0.505 |
0.298 |
44 |
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Bright Red |
Poly/Cot |
4 |
Chinese, imported |
2 |
6.8 |
762 |
615 |
9.5 |
0.544 |
0.320 |
62 |
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Dark Bluish Purple |
Poly/Cot |
5 |
Chinese, imported |
1 |
7.0 |
440 |
565c |
4.1 |
0.267 |
0.194 |
40 |
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Dark Reddish Purple |
Poly/Cot |
6 |
Chinese, imported |
1,2 |
7.3 |
790 |
495 c |
6.0 |
0.410 |
0.283 |
32 |
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Dark Reddish Purple |
Poly/Cot |
7 |
Near match to #6 |
3 |
6.2 |
790 |
494 c |
5.0 |
0.442 |
0.291 |
34 |
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Dark Green |
Poly/Cot |
8 |
Chinese, imported |
1,2 |
6.9 |
492 |
495 |
6.1 |
0.246 |
0.339 |
23 |
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Bright Turquoise |
Poly/Cot |
9 |
Chinese, imported |
1-3 |
16.4 |
478 |
487 |
25.4 |
0.200 |
0.279 |
44 |
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Bright Violet |
Cotton |
10 |
Local Jinja |
8 |
22.9 |
432 |
476 |
17.0 |
0.250 |
0.249 |
30 |
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Dark Bluish Purple |
Cotton |
11 |
Local Jinja |
8 |
12.3 |
411 |
563 c |
5.1 |
0.273 |
0.193 |
43 |
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Bright Turquoise |
Cotton |
12 |
Local match to #9 |
8 |
20.2 |
477 |
486 |
21.7 |
0.211 |
0.275 |
40 |
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Light Green |
Cotton |
13 |
Local Jinja |
8 |
12.6 |
500 |
502 |
21.5 |
0.247 |
0.372 |
22 |
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Transparent Plastic |
Plastic |
14 |
Local (250 mm thick) |
8 |
(87.7) |
- |
- |
(86.1) |
0.314 |
0.330 |
- |
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Medium Red |
Cotton |
15 |
Local Jinja |
5-8, 12-16 |
5.2 |
672 |
620 |
8.6 |
0.536 |
0.313 |
59 |
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Shiny Pure Blue |
Polyester |
16 |
VF Brilliant Blue 589 |
15 |
14.2 |
462 |
480 |
10.1 |
0.198 |
0.224 |
50 |
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Shiny Royal Blue |
Polyester |
17 |
VF Lucky |
20 |
20.0 |
414 |
472 |
6.6 |
0.212 |
0.191 |
51 |
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50% Texturized Blue |
Polyester |
18 |
VF Art Con |
20 |
16.5 |
458 |
477 |
10.0 |
0.192 |
0.197 |
56 |
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50% Texturized Blue |
Polyester |
19 |
VF Art Sed |
20 |
17.6 |
455 |
478 |
8.4 |
0.200 |
0.212 |
51 |
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Canary Yellow |
Cotton |
20 |
Local Jinja |
21 |
8.2 |
- |
572 |
55.4 |
0.404 |
0.477 |
71 |
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Zebra Stripes |
Cotton |
21 |
Local |
21 |
19.3 |
- |
- |
34.2 |
0.308 |
0.321 |
- |
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Black/White Stripes |
Cotton |
22 |
Local |
21,22 |
15.1 |
- |
- |
27.6 |
0.305 |
0.318 |
- |
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Matt Royal Blue |
Polyester |
23 |
VF Pongee 1 |
23 |
28.1 |
438 |
472 |
7.6 |
0.191 |
0.167 |
62 |
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Matt Pure Blue |
Polyester |
24 |
VF Pongee 2 |
23 |
20.7 |
466 |
479 |
10.5 |
0.189 |
0.209 |
56 |
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Texturized Netting |
Polyester |
25 |
VF Code |
23 |
(74.2) |
- |
- |
(82.1) |
0.312 |
0.328 |
- |
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Opaque Pure Blue |
Cotton |
26 |
Ethiopian, heavy drill |
23 |
14.9 |
450 |
478 |
11.4 |
0.179 |
0.187 |
63 |
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Notes: Transmittance data
are reported in parentheses for the two nettings and the plastic (2, 14, 25);
Ultraviolet % is the mean reflectance or (transmittance) between 370 and 399
nm |
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