Percent defoliation (to the nearest 5%) of ornamental honeylocust by mimosa webworm, Homadaula anisocentra Meyrick, in Ames, Iowa, second generation 1981 through second generation 1984.
| Generation 1 (Summer) | Generation 2 (Fall) | |||
|---|---|---|---|---|
| Year | Percent defoliation | Number of trees | Percent defoliation | Number of trees |
| 1981 | – | – | 40 | 50 |
| 1982a | 15 | 49 | 50 | 49 |
| 1983b | 55 | 44 | 80 | 45 |
| 1984a | 15 | 49 | 20 | 49 |