Exercise 7: Integrated Pest Management

Question 1

INTEGRATED PEST MANAGEMENT

Answer 1

1. combination of management approaches
2. process to solve pest problems while minimizing risks to people and environment

Question 2

REQUIRED KNOWLEDGE FOR IPM

Answer 2

1. knowledge on major pests in crops
2. recognition of pests damage and symptom
3. biology and ecology of insects
4. available control measures
5. comparative effectiveness, cost, and effect on environment

Question 3

MANAGEMENT APPROACHES

Answer 3

1. biological
2. cultural
3. mechanical and physical
4. chemical

Question 4

MAJOR COMPONENTS OF IPM

Answer 4

1. pest identification
2. monitoring and assessing pest numbers and damage
3. guideline on implementation of management action
4. prevention of pest problem
5. use of combination of management approaches

Question 5

IPM AS STEPWISE APPROACH

Answer 5

1. identification
2. prevention and exclusion
3. monitoring
4. multiple tactics

Question 6

FUNCTION OF CONTROL METHODS

Answer 6

1. preventative
2. eradicative

Question 7

PREVENTATIVE CONTROL METHODS

Answer 7

1. physical (bagging)
2. cultural (land preparation, mulching, detasseling)

Question 8

ERADICATIVE CONTROL METHODS

Answer 8

1. cultural (weeding)
2. chemical (glyphosate)

Question 9

ECONOMIC THRESHOLD LEVEL

Answer 9

1. pest population level where control measures are needed

Question 10

TYPES OF CULTURAL METHODS

Answer 10

1. water management
2. planting method
3. planting time

Question 11

WATER MANAGEMENT

Answer 11

1. periodic draining
2. flooding

Question 12

PERIODIC DRAINING

Answer 12

1. increase rat and weed problem
2. decrease virus vector and snail
3. decrease bacterial and virus disease

Question 13

FLOODING

Answer 13

1. control rat, weed, soil-inhabiting nematode
2. increase bacteria and virus vector

Question 14

PLANTING METHOD

Answer 14

1. transplanted
2. direct-seeded
3. close spacing

Question 15

TRANSPLANTED

Answer 15

1. decrease weed

Question 16

DIRECT-SEEDED

Answer 16

1. increase weed
2. increase hopper virus vector

Question 17

CLOSE SPACING

Answer 17

1. decrease weed
2. increase rat population
3. increase bacteria and virus vector

Question 18

PLANTING TIME

Answer 18

1. early planting
2. late planting
3. wet season planting

Question 19

EARLY PLANTING

Answer 19

1. low disease and insect population

Question 20

LATE PLANTING

Answer 20

1. increase pests

Question 21

WET SEASON PLANTING

Answer 21

1. increase pests

Question 22

MECHANICAL AND PHYSICAL CONTROL

Answer 22

1. polyethylene cover (keep insect away)
2. trap
3. insect vacuum
4. water pressure spray

Question 23

BIOLOGICAL CONTROL

Answer 23

1. predator (mite, bug, beetle)
2. parasite (parasitic wasp, parasitic flies)
3. pathogen (nematodes, fungi, bacteria)

Question 24

CHEMICAL CONTROL

Answer 24

1. metalaxyl (corn downy mildew)
2. glyphosate (in conservation tillage)