Farm Forestry New Zealand
PESTS AND DISEASES OF FORESTRY IN NEW ZEALAND
Eucalyptus quadrangulata, May 2005
| SPECIES of TREE EXAMINED - Eucalyptus quadrangulata, May 2005 | ||||||||||||||
| 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 | 13 | 11% | 77 | 65% | 23 | 19% | 5 | 4% | 0 | 0% | 118 | 18.11% | ||
| 2 | 37 | 27% | 65 | 48% | 22 | 16% | 12 | 9% | 0 | 0% | 136 | 17.56% | ||
| 3 | 21 | 17% | 61 | 50% | 16 | 13% | 15 | 12% | 8 | 7% | 121 | 24.79% | ||
| 4 | 12 | 11% | 41 | 37% | 20 | 18% | 26 | 24% | 11 | 10% | 110 | 35.00% | ||
| 5 | 24 | 27% | 46 | 52% | 13 | 15% | 5 | 6% | 0 | 0% | 88 | 15.63% | ||
| 6 | 5 | 5% | 33 | 33% | 27 | 27% | 33 | 33% | 3 | 3% | 101 | 37.13% | ||
| TOTALS | 112 | 17% | 323 | 48% | 121 | 18% | 96 | 14% | 22 | 3% | 674 | 24.48% | ||
Last Updated on 1 June 2005
By Dean Satchell
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