Farm Forestry New Zealand
PESTS AND DISEASES OF FORESTRY IN NEW ZEALAND
Eucalyptus gummifera, July 2004
| SPECIES of TREE EXAMINED - Eucalyptus gummifera, 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 | 35 | 37% | 36 | 38% | 17 | 18% | 5 | 5% | 1 | 1% | 94 | 15.82% | ||
| 2 | 53 | 45% | 49 | 42% | 10 | 8% | 4 | 3% | 2 | 2% | 118 | 11.97% | ||
| 3 | 11 | 8% | 59 | 45% | 17 | 13% | 19 | 14% | 26 | 20% | 132 | 36.65% | ||
| 4 | 21 | 28% | 38 | 50% | 12 | 16% | 5 | 7% | 0 | 0% | 76 | 16.28% | ||
| 5 | 26 | 26% | 45 | 45% | 23 | 23% | 5 | 5% | 1 | 1% | 100 | 18.25% | ||
| 6 | 22 | 17% | 45 | 34% | 22 | 17% | 23 | 17% | 20 | 15% | 132 | 34.66% | ||
| TOTALS | 168 | 26% | 272 | 42% | 101 | 15% | 61 | 9% | 50 | 8% | 652 | 23.58% | ||
Last Updated on 3/08/04
By Dean Satchell
NZFFA on facebook