You are here: Home» NZFFA Library» Forest Management» Forest Health, Pests and Diseases» Forestry pests» Acrocercops laciniella, Blackbutt leafminer» Report: The Pest Status of the Blackbutt Leafminer on Durable Eucalypts in Northland» Species» Eucalyptus agglomerata, May 2005


PESTS AND DISEASES OF FORESTRY IN NEW ZEALAND

Eucalyptus agglomerata, May 2005

Eucalyptus agglomerata May 2005

SPECIES of TREE EXAMINED - Eucalyptus agglomerata, 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 17 16% 27 25% 19 18% 27 25% 18 17% 108 39.93%  
2 44 37% 35 29% 14 12% 17 14% 9 8% 119 23.63%  
3 42 36% 42 36% 21 18% 6 5% 5 4% 116 18.32%  
4 12 10% 34 28% 14 11% 33 27% 29 24% 122 45.49%  
5 26 23% 36 32% 19 17% 22 19% 11 10% 114 30.70%  
6 0 0% 26 23% 27 24% 31 28% 27 24% 111 50.79%  
TOTALS 141 20% 200 29% 114 17% 136 20% 99 14% 690 34.69%  


Last Updated on 1 June 2005
By Dean Satchell

(top)

Farm Forestry - Headlines

Article archive »