Summary of bird nesting on each of three ROW treatment units in 1991 and 1992.
| ROW treatment | ||||
|---|---|---|---|---|
| Handcut | Selective basal spray | Mowing plus herbicide | Avg. | |
| No. nests Total | 12 | 18 | 10 | 13.3 |
| Per acre | 3.9 | 6.4 | 5.0 | 5.1 |
| No. species Total | 8 | 8 | 5 | 7.0 |
| Per acre | 2.6 | 2.9 | 2.5 | 2.7 |
| Clutch size | 3.0 | 2.8 | 2.8 | 2.9 |
| Young fledged/nest | 1.6 | 1.8 | 2.1 | 1.8 |
| Nesting success | 67% | 68% | 70% | 68% |