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
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 |