Ten Contributing Factors In Disease Complexes:

• Defoliation by diseases or insects.

• Drought or excess water.

• Cold injury to bark tissue.

• Root injury from compaction.

• Direct root damage during construction.

• Root injury from soil added over root system.

• Girdling roots

• De-icing salts

• Trunk wounds

• Nutrient deficiency

Previous slide

Next slide

Back to first slide

View graphic version