Integrated Pest Management Strategies

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What is the primary reason for the development of pesticide resistance in pests?

Inadequate use of fungicides

Inadequate removal of weeds from the farm

Lack of crop rotation in farming

Overuse of pesticides leading to natural selection (correct)

What happened to the boll weevil in cotton after the introduction of DDT?

It showed resistance to DDT in about 5 years (correct)

It became extinct

It disappeared from the farm

It became immune to all pesticides

What is a consequence of the overuse of pesticides?

Improved soil health

Primary pest resurgence and death of natural enemies (correct)

Increased crop yield

Reduced pest population

When was the concept of Integrated Pest Management (IPM) first introduced?

1920s Signup and view all the answers

Why did the development of effective and inexpensive pesticides hinder the development of IPM?

They made IPM seem unnecessary Signup and view all the answers

How many species of insects have developed resistance to one or more pesticides?

More than 500 Signup and view all the answers

What is an example of a preventative practice in integrated pest management?

Planting a potato leafhopper-resistant alfalfa variety Signup and view all the answers

Why might an insecticide treatment not be necessary for leafhoppers?

Because potato leafhopper-resistant alfalfa varieties are used Signup and view all the answers

What is the key factor in deciding whether to initiate pest management techniques?

The cost of control versus the expected damage Signup and view all the answers

Why might more alternative pest management practices be used in high-value vegetable crops?

Because they have higher profit potential Signup and view all the answers

How do high-value crops differ from low-value commodity crops in terms of pest management?

They sustain economic loss at lower pest levels Signup and view all the answers

What is the goal of integrated pest management?

To balance pest control with economic considerations Signup and view all the answers

What was the primary basis for pest control strategies before the implementation of IPM programs?

Calendar dates and neighbours' treatment initiatives Signup and view all the answers

What was the outcome of monitoring in apple orchards during the early IPM implementation?

Large decreases in applied pesticides Signup and view all the answers

What is the primary goal of IPM programs?

To reduce the impact of pests on crops or urban situations Signup and view all the answers

What is the purpose of rescue treatments in IPM programs?

To be used only when preventative practices fail Signup and view all the answers

What is the focus of IPM philosophy in pest management?

Reliance on preventative practices and balancing their strengths Signup and view all the answers

How did farmers initially respond to IPM programs?

With skepticism and hostility Signup and view all the answers

Integrated Pest Management Strategies

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