Forest Enemies & Fire Vocabulary

Tiny beetles that attack trees by tunneling underneath the bark, eating the soft cambium and newly produced wood and bark cells.

• Forest Enemies
• Bark Borers
• Pathogen
• Infectious Diseases

When foresters use natural controls such as predators or diseases of insects.

• Insect Resistance
• Noninfectious Disease
• Biological Insect Control
• Prescribed Fire

Insects that damage trees by feeding on the leaves or needles.

• Defoliating Insects
• Insect Resistance
• Bark Borers
• Infectious Disease

Anything that interferes with the normal reproduction and growth of forest trees, given favorable climate and growing conditions.

• Forest Pathology
• Infectious Disease
• Pathogen
• Forest Enemies

The study of tree diseases?their characteristics, causes, prevention, and treatment.

• Biological Insect Control
• Pathology
• Pathogen
• None of these

Usually caused by parasites, which are organisms that rely on other organisms for their food.

• Insect Resistance
• Noninfectious Disease
• Pathogens
• Infectious Disease

Tree varieties that are less likely to have serious insect problems.

• Forest Pathology
• Biological Insect Control
• Insect Resistance
• Bark Borers

Usually caused by environmental problems, such as air pollution, acid rain, sunscald, drought damage, flood damage, ice damage, and wind damage.

• Infectious Disease
• Pathology
• Noninfectious Disease
• Pathogen

Any disease-causing organism.

• Infectious Disease
• Noninfectious Disease
• Pathogen
• Pathology

Smaller fires set along the firebreak on the side toward the fire, designed to make the firebreak wider.

• Fire barrier
• Backfire
• Fire Triangle
• Alidade