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Table 4 Summary of estimated costs by country (in millions USD). For the yield losses by individual species, the values are the middle estimates, based on the literature and survey responses. A dash indicate that no estimate was made, whereas a zero indicates a small estimated value

From: Correction to: Towards estimating the economic cost of invasive alien species to African crop and livestock production

Country Annual-weeding-costs (million USD) Reduced-grazing-potential Damage caused (in millions USD) by Total (million USD)
Spodoptera-frugiperda Prostephanus-truncatus Chilo-partellus Phenacoccus-manihoti Tuta-absoluta BBTV Bactrocera-dorsalis
Algeria 608 2 – – – – – – – 611
Angola 1066 1 368 – – – 2 96 185 1717
Benin 452 0 376 – – – 36 0 18 883
Botswana 26 0 1 – 1 – 2 – 0 31
Burkina-Faso 874 1 186 – – – 12 – 2 1075
Burundi 6 0 11 – – 192 5 92 204 510
Côte-d'Ivoire 1212 1 211 – – 495 – – 64 1984
Cameroon 725 0 2237 – 363 79 24 17 1 3446
Central-African-Republic 125 1 137 – – 21 – 1 18 304
Chad 1052 2 51 – – – – – 21 1126
Congo,-Republic-of-the 272 0 12 – – 1163 1 24 100 1573
Congo,-Democratic-Republic-of-the 3166 0 418 – – 0 – 16 451 4053
Djibouti – 0 – – – – – – – 0
Egypt 520 9 – – – – 967 – – 1496
Equatorial-Guinea – – – – – – 0 2 14 16
Eritrea 32 3 16 – 10 – – – 16 78
Ethiopia 442 22 209 – 427 – 17 – 80 1197
Gabon 148 0 9 – – 0 – 0 1 159
Gambia,-The 21 1 4 – – 0 – – 13 40
Ghana 703 0 277 14 – 0 – – 94 1088
Guinea 427 0 37 – – 0 – – 35 500
Guinea-Bissau 0 0 4 1 – 3 – – 24 33
Kenya 917 33 719 41 304 155 222 – 184 2576
Lesotho 69 – – – 8 – 8 – – 85
Liberia 12 – – – – 0 – – 21 34
Libya 178 0 – – – – – – – 178
Malawi 457 1 31 59 127 1231 119 204 – 2288
Mali 1099 3 252 – – 2 – – 421 1776
Mauritania 5 0 – – – – – – 13 18
Morocco 1442 5 – – – – 211 – – 1658
Mozambique 868 3 421 30 71 1587 58 36 107 3212
Namibia 365 1 9 – – – 5 – 13 392
Niger 2477 1 5 – – 5 – – 34 2522
Nigeria 10,194 2 500 – – 238 1854 79 2202 15,069
Rwanda 13 1 17 6 – 59 – 0 47 143
South-Sudan 174 15 26 – – – – – – 214
Senegal 589 0 25 3 – 7 284 – 42 950
Sierra-Leone 115 0 0 – – 0 – – 94 210
Somalia 16 5 16 – 9 – – – – 46
South-Africa 2275 33 1082 – 599 – – – – 3989
Sudan 542 7 5 – 7 – – – 256 816
Eswatini 8 1 – – 7 – – – 54 70
Tanzania 1268 4 644 64 144 613 175 – 526 3438
Togo 303 0 13 13 – 3 – – 1 334
Tunisia 228 1 – – – – 118 – – 348
Uganda 391 5 609 30 233 0 1 – 371 1639
Zambia 375 4 307 9 217 399 29 0 10 1350
Zimbabwe 89 1 144 11 65 0 – – 80 390
Total 36,342 173 9394 282 2592 6254 4149 568 5820 65,573
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CABI Agriculture and Bioscience

ISSN: 2662-4044