lepids and shit

Question 1

What family are Sod Webworms in?

Answer 1

Pyralidae

Question 2

describe the wings ofan adult sod webworm moth…

Answer 2

Wings are rolled. They wrap around the body.

Question 3

What are some Spot ID characteristics of the Sod Webworm larvae?

Answer 3

They are hairy and have spots

Question 4

define Hibernacula

Answer 4

A Silk-Lined chamber in the soil that they (sod webworms) live in when they aren’t feeding.

Question 5

what are two spot ID characteristics for Sod Webworm adults?

Answer 5

• Labial Palps (snouts for mouthparts)
• Rolled Wings

Question 7

where do sod wedworms feed?

Answer 7

they chew on leaves above the crown

Question 8

Do sod webworms kill the plants themselves?

Answer 8

They chew leaves and the crown dies due to direct sunlight exposure bacuase it’s not protected by the leaves.

Question 9

what is the difference between Cutworms and Sod Webworms when they adults are dispersing their eggs?

Answer 9

Cutworms stick the eggs to the grass blades

Sod Webworms drop them randomly, they dont stick them to anything.

Question 10

What family are Cutworms and Armyworms in?

Answer 10

Noctuidae

Question 11

compare the spot ID characteristics of Cutworms larvae and Sod Webworm larvae…

Answer 11

Sod Webworm larvae are spottedand have Setae (hairs)

Cutworm larvae have colorful stripes

and do not have hair, they are smooth. like my ass.

Question 12

when cutworm larvae are disturbed…what do they do?

Answer 12

they curl up

Question 13

Peak daily activity for cutworm larvae is when?

Answer 13

Just before sunrise

Question 14

Where do cutworms live when they’re not feeding?

Answer 14

Larvae dig/burrow in ground and thatch

or occupy coring holes during day

Question 15

If cutworm populations are really high when eggs hatch, they will cannibalize eachother.

True or False?

Answer 15

True

Question 16

What do early instars of cutworm larvae do to grass plants?

Answer 16

Early instars “skeletonize” grass blades and leave pelletized frass

Question 17

what do “older” cutworm larvae feed on?

Answer 17

They chew/cut grass above the crown

Question 18

cutworms larvae migrate up to ____ feet at night.

Answer 18

70

Question 19

what is a good field scouting technique for sod webworms, armyworms and cutworms?

adults?

larvae?

Answer 19

Disclosing solution with ratings grid for larvae

or

Blacklight traps for adults

Question 21

Chemical Control for cutworms, sod webworms and armyworms…..

Young Larvae:

Older Larvae:

Answer 21

• Young Larvae: BT or Azidiractin
• Older Larvae: Conserve

Pretty much anything….

Acelypryn works well, lasts longer but is expensive

Question 23

when in the day want to spray for cutworms, armyworms or sod webworms?

Answer 23

late in the day is the best

Question 25

What are some biocontrol options for controling cutworms, armyworms and sod webworms?

Answer 25

• Entomopathogenic Nematodes and Fungi
• ENDOPHYTE ENHANCED SEED

Question 26

What Order and Family are Chinchbugs & Greenbugs in?

Answer 26

Hempiptera

Lygaeidae

Question 27

Chinch Bug Adult spot ID characteristics:

Answer 27

• White wings folded over body looks like an “X” on their back
• Orange Legs

Question 29

What metamorphosis does the Chinch Bug go through?

Answer 29

Paurametabolous

Question 30

How many nymphal instars do chinch bugs go through?

Answer 30

5

Question 31

describe the nymph and adult chinchbug feeding injury

Answer 31

Nymphs and adults suck sap from leaves, stems, and crowns = Stipple

Question 32

Where is chinch bug damage most severe?

Answer 32

Damage is most severe in heat sink areas

Question 33

What kind of mouthparts do Chinch Bugs have?

Answer 33

Piercing/Sucking

Question 34

What turf conditions favor Chinch Bugs?

Answer 34

Areas with excess thatch

Question 35

What is the best way to monitor for chinch bugs?

Answer 35

Flotation (floating a plug in water) becuase they are so small.

Hard to see if using disclosing solution

Question 36

describe the Chinch Bug Growing Degree Day (GDD) Model:

Answer 36

• • 50F base temp
• • Start date February 1
• • 198 - 252 DD: − 1st adult activity
• • 522 - 702 DD: – new nymphs emerge

Question 37

Chemical Control for Chinch Bugs:

Answer 37

Acelypryn

Arena

Question 38

When using plant phenology to monitor for chinch bugs….what plants do you look for?

Answer 38

White Clover and Sumac

Question 39

What family are Green Bugs in?

Answer 39

Aphidae

Question 40

for Green Bugs….Spray ______.

Answer 40

Talstar

Question 41

Mole Crickets…. Family: _______?

Answer 41

Gryllotalpidae

Question 42

How many instars for Mole Crickets…

Answer 42

7 instars

Question 43

Chemical Control for Mole Crickets:

Answer 43

Fipronil

Question 44

Mole Crickets have what kind of metamorphosis?

Answer 44

Paurometabolous

Question 45

Mole Crickets lay up to ____ eggs at a time.

Answer 45

40

Question 46

Mole Crickets prefer feeding on ______ but will sometimes eat ____ and ____in extreme cases.

Answer 46

Roots

Shoots and Crowns

Question 47

When monitoring for Mole Crickets and using a disclosing solution….what is the action threshhold?

Answer 47

3 - 4 per square yard

Question 48

what type of chemicals do you want to use for controling mole crickets?

Answer 48

Mix contact and residual products

Question 49

Cranefly….Family: _______?

Answer 49

Tipulidae

Question 50

What time of year is best for targeting Craneflys?

Answer 50

in the Fall