PESTS AND DISEASES OF FORESTRY IN NEW ZEALAND
Eucalyptus quadrangulata, July 2004
| SPECIES of TREE EXAMINED - Eucalyptus quadrangulata, July 2004 | ||||||||||||||
| CATEGORY OF DAMAGE REPRESENTED AS A % | ||||||||||||||
| 0% | <25% | 25 - 50% | 50 - 75% | >75% | ||||||||||
| TREE # | Qty | % | Qty | % | Qty | % | Qty | % | Qty | % | TOTAL LEAVES PER SAMPLE | AVERAGE DAMAGE | ||
| 1 | 102 | 56% | 40 | 22% | 21 | 11% | 18 | 10% | 2 | 1% | 183 | 14.14% | ||
| 2 | 98 | 54% | 54 | 30% | 16 | 9% | 9 | 5% | 4 | 2% | 181 | 12.09% | ||
| 3 | 72 | 45% | 44 | 28% | 22 | 14% | 17 | 11% | 4 | 3% | 159 | 17.53% | ||
| 4 | 36 | 27% | 59 | 44% | 28 | 21% | 12 | 9% | 0 | 0% | 135 | 18.80% | ||
| 5 | 69 | 43% | 35 | 22% | 39 | 25% | 13 | 8% | 3 | 2% | 159 | 18.71% | ||
| 6 | 59 | 38% | 45 | 29% | 32 | 20% | 16 | 10% | 5 | 3% | 157 | 20.38% | ||
| TOTALS | 436 | 45% | 277 | 28% | 158 | 16% | 85 | 9% | 18 | 2% | 974 | 16.71% | ||
Last Updated on 3/08/04
By Dean Satchell
