Asian

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Asian Longhorned beetle A new pest of
hardwood trees in North America
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Section IX Insects as Food and Fiber Producers

See Page 69 of your lecture book
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1. Insect secretions
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1. Insect secretions
a. Silk - from salivary glands of Bombyx mori
- silk worm
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Silk Products
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1. Insect secretions
b. Beeswax - Secretion of honey bees hypodermal
glands.
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Wax glands on underside of abdomen
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Beeswax
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1. Insect secretions
c. Royal jelly. Secretion of mandibular glands
of nurse bee
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Larva of honey bee queen on bed of royal Jelly
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1. Insect secretions
d. Shellac. Wax from scale insect
hypodermal glands
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Lac Insects
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2. Insect bodies.
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2. Insect bodies.
a. Cochineal- red dye from pulverized bodies
of mealy bug
Dactylopius coccus. Pest of prickly pear
cactus.
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Dactylopius coccus Cochineal Scale On Prickly
pear cactus
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b. Cantharidin
From dried bodies of blister beetles (Meloidae)
causes blisters on skin of vertebrates.
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Blister Beetle
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Black blister beetle
Striped blister beetle
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c. Insect bodies as lures, fish bait.
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c. Insect bodies as lures, fish bait.
Catalpa Worms
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Most fly fishermen use dry flies (artificial
insects) As lures
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c. Insect bodies as lures, fish bait.
d. Insect bodies used in medicine
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Maggot therapy used on heel injury
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Relative size of blow fly maggots used in maggot
therapy
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c. Insect bodies as lures, fish bait.
d. Insect bodies used in medicine
http//www.ucihs.uci.edu/path/sherman/home_pg.htm
http//www.ucihs.uci.edu/path/sherman/cases.htm
Myiasis Epidemiologyhttp//www.ucihs.uci.edu/path/
sherman/myiasis.htm
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3. Insects collect, modify products.
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3. Insects collect, modify products.
a. Honey bees collect nectar.
Modify it to make honey
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Honey bees storing honey
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Various types of honey
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3. Insects collect, modify products.

• Honey bees collect nectar.

4. Insects create new products. Cause insect
galls on plants. Some are valuable to humans.
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3. Insects collect, modify products.
a. Honey bees collect nectar.
4. Insects create new products. Cause insect
galls on plants. Some are valuable to humans.
a. Tannic acid - oak galls
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Oak apple Galls
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3. Insects collect, modify products.
a. Honey bees collect nectar.
4. Insects create new products. Cause insect
galls on plants. Some are valuable to humans.
a. Tannic acid - oak galls
b. Galls - source of finest dyes and most
permanent inks.
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Video on Insect products Page 126 in your book