Ornamental and Turf Plant Pest Control Flashcards Preview

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Flashcards in Ornamental and Turf Plant Pest Control Deck (50)
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1

Failure to correctly identify a pest can lead to:

-Wrongful application of pesticide
-Environmental damage
-injury to desirable plants

2

___ ___ are factors that cause pest populations to rise and fall without any influence from humans.

Natural Factors

3

Proper irrigation, fertilization, mowing and pruning are all examples of good:

Cultural practices

4

Before establishing a turf or ornamental landscape you should consider:

-cost
-water requirements
-shade tolerance

5

There are ___ elements required by plants to grow well.

sixteen

6

To keep from contaminating ___, you should mix and load pesticides 100 feet from water sources.

groundwater

7

The movement of pesticides through the air after application is referred to as:

Drift

8

The amount of time required for a pesticide to degrade after application is greatly influenced by:

-Temperature
-Moisture
-Sunlight

9

Compounds that are added to spray solutions to decrease surface tension and cover the target area better are known as:

surfactants

10

These compounds are added to spray solutions to coat the plant and protect it from some plant pests.

Stickers

11

Most insecticides used for aphid control include:

contact or systemic

12

The color of the early nymphal stage of the chichi bug is:

orange

13

Damaging infestations of spider mites are most likely to occur during what kind of weather?

Hot and Dry

14

The egg-laying period for the June bug adult is:

30 days

15

Plant galls can be a result of feeding by:

-aphids
-mites
-small wasps

16

Webs constructed near terminal ends of branches within which a caterpillar consumes foliage is evidence of:

Fall webworm

17

The number of white grubs per square foot that may cause economic damage:

4 to 5

18

The fall army-worm can be distinguished from other larvae by:

a white inverted Y on head

19

Numerous low-flying moths are generally associated with infestations of:

Sod web worms

20

Broadcast applications of insecticide baits, contact insecticides and individual mound treatment are all acceptable control methods for which of these insect pests?

Red Imported Fire Ants

21

To control black spot of rose, a person should use a:

Fungicide

22

Powdery mildew is primarily a problem when the climate is:

Cool and dry

23

Plants affected by root knot nematodes grow poorly because roots:

Cannot absorb enough water and nutrients.

24

Oak wilt causes what kind of symptoms on leaves of live oak?

veinal chlorosis and tip burn

25

A disease that commonly infects photinia and Indian hawthorn is:

Entomosporium leaf spot

26

A turf grass disease caused by a virus and commonly confused with iron chlorosis is:

St. Augustine decline

27

___ ___ symptoms include rotted leaves easily pulled away from the plant.

Brown patch

28

True or False: Bermudagrass smut can be controlled by fungicide applications.

False

29

A common turf grass disease resulting in leaf blades with light tan lesions and red borders near the edges of the infected area is:

Dollar spot

30

This disease of bermudagrasses is not a problem in newly established lawns but can infect lawns 3 to 4 years old.

Spring dead spot