Street-tree Problems Expected To Be Important in 1978, by Region
| Problem | Region (number of cities responding) | % of Times Cited | ||||
|---|---|---|---|---|---|---|
| 1 (32) | 2 (28) | 3 (40) | 4 (19) | 5 (30) | ||
| times cited | % | |||||
| Maintenance | 12 | 2 | 11 | 7 | 12 | 36 |
| Prune-Fert.-Brace-Cable | 6 | 4 | ||||
| Removal and replacement | 4 | |||||
| Lack of qualified manpower | 2 | 2 | ||||
| Diseases | 4 | 0 | 17 | 3 | 1 | 17 |
| Dutch elm disease | 15 | |||||
| Replanting | 5 | 5 | 7 | 1 | 6 | 16 |
| Lack of suitable | ||||||
| species | 2 | 3 | ||||
| Insects | 4 | 5 | 0 | 4 | 1 | 9 |
| Gypsy Moth | 2 | 3 | ||||
| Construction | 3 | 3 | 0 | 0 | 7 | 9 |
| Sidewalks | 4 | |||||