1. Plant Science AAEC – Paradise Valley Spring 2015
Classifying Pests
Plant Science
AAEC – Paradise Valley
Spring 2015

2. I can…
Identify the five most common pests that affect plant production.
Describe insects close relatives.
Describe how insects are classified.

3. Classifying Shoes…

4. Common Pests that affect Plant Production
Insect
Nematode
Weed
Disease
Rodent/ Animal

5. What is an insect?
Insects are animals with three distinct body parts including head, thorax and abdomen.

6. What is a nematode?
Nematodes are appendage less, non-segmented, worm like invertebrates.

7. What is a weed?
Weeds are any plant that competes for light, nutrients, water, and space with desired plants.

8. What are plant diseases?
A disease is any change the state of metabolism necessary for the normal development and functioning of any organism.
There are two types:
environmental
parasitic
Environmental diseases are caused by nutrient deficiencies, pollution, weather, genetics or chemicals, while parasitic diseases are caused by microorganisms that live in plants.

9. What are rodents/animals?
Rodents/Animals are animals like deer or javalina that eat leaves, stems, and roots of plants.

10. Describe insects close relatives.
Spiders
4 pairs of legs
Centipedes
1 pair of legs for each body segment
Millipedes
2 pairs of legs each body segment
Pillbugs
7 pair of legs
Snails/Slugs
lacking three body parts

11. What is scientific classification?
Scientific Classification is a system used to classify all living things through a breakdown starting with the largest grouping called a Kingdom and continuing down to the smallest grouping called Individual.

12. How do we classify insects?
Insects belong to the Animalia Kingdom, Arthropoda Phylum, and the Hexapoda Class.

13. Sixteen Agriculturally Important Insects
Only sixteen of the twenty eight insect orders are of agricultural importance. These orders include:
1. Odonata
dragonflies
2. Orthoptera
grasshoppers, crickets, and cockroaches
3. Isoptera
termites

14. Sixteen Agriculturally Important Insects
4. Hemiptera
true bugs
5. Homoptera
Aphids
6. Neuroptera
Lacewings
7. Coleoptera
Beetles
8. Lepidoptera
butterflies and moths
9. Diptera
flies and mosquitos
10. Hymenoptera
ants, bees, and wasps
11. Thysanura
silverfish, bristletails, or fish moths

15. Sixteen Agriculturally Important Insects
12. Siphonaptera
flea
13. Anoplura
sucking lice
14. Mallophaga
chewing lice
15. Dermaptera
Earwigs
16. Thysanoptera
thrips