Area: Plant Science Unit: Insects

1
Area Plant ScienceUnit Insects

• Lesson Title 1
• Becoming familiar with economic impacts of
  insects of plant

2
Competency (iesAddressed

• 8.0 MANAGE AN INSECT CONTROL PROGRAM

3
Need

• .Insect control is important to Payson students
  to control them in their green houses and
  gardens.
• Students who have SAEs in plant production.
• .Understanding the pesticide labels to be able to
  apply them to their plants.

4
ObjectivesThe students should be able to

• Describe 3 major economic losses caused by insect
  damage to plants.

5
Questions

• .What are 3 major economic losses caused by
  insect damage to plants?

• . In what ways can insects be beneficial?

6
QUESTION 1

• . Direct injury to the plant parts. Insects
  cause damage by devouring vegetative parts,
  roots, stems, fruit, flowers, and seeds.

Reduction in crop yields. Insects attack the
fruit of a plant, which causes a direct loss in
yield.
7
Reduction in the quality of the plant products
due to the physical damage. When feeding on
plants, insects destroy cells and parts of
normally healthy plants or fruits.
8
ANSWER TO QUESTION 2

• Carry pollen for pollination, which is essential
  to seed production of many crops.
• Natural enemies of pests.
• Production of marketable products.

• Honey
• Beeswax
• Silk

9

• Summary
• KEY POINTS
• MAJOR ECONOMIC LOSSES CAUSED BY INSECTS
• INSECTS CAN BE BENEFICIAL
• CONCLUSION
• BY LEARNING ABOUT THE ECONOMIC LOSSES CAUSED BY
  INSECTS, WE CAN CONTROL THEM IN OUR GREENHOUSES
  AND GARDENS.