All Flashcards
What is Integrated Pest Management (IPM)?
A sustainable approach to pest control using a mix of strategies to minimize harm to the environment and human health.
Define 'natural predators' in IPM.
Using a pest's natural enemies to control their populations.
What is 'crop rotation'?
Changing the crops grown in a field each season to disrupt pest life cycles.
Define 'intercropping'.
Growing multiple crops together to increase biodiversity and confuse pests.
What are 'biological controls'?
Introducing beneficial organisms to control pests.
What are 'chemical controls' in pest management?
Using pesticides judiciously and as a last resort to manage pests.
What are 'physical controls' in pest management?
Using barriers and traps to prevent pest access.
Define 'cultural control'.
Using techniques like crop rotation or intercropping to disrupt pest life cycles.
What is a 'broad-spectrum pesticide'?
A pesticide that kills a wide variety of pests, including beneficial insects.
What are 'beneficial insects'?
Natural predators or parasites used to control pests.
Outline the steps in implementing an IPM strategy.
- Monitoring pest populations. 2. Identifying pests and understanding their life cycles. 3. Establishing economic thresholds. 4. Implementing a combination of control methods. 5. Evaluating the effectiveness of the IPM strategy.
Describe the process of biological control.
- Identifying the pest. 2. Researching natural enemies. 3. Introducing or augmenting natural enemies. 4. Monitoring the impact on the pest population.
What steps are involved in crop rotation for pest management?
- Assessing pest problems. 2. Selecting appropriate crop sequences. 3. Implementing the rotation plan. 4. Monitoring pest populations and adjusting the plan as needed.
What is the goal of IPM?
To reduce pest populations to acceptable levels rather than complete eradication.
Why is IPM considered a flexible system?
It combines multiple control methods and can be adapted to various settings.
How does increased biodiversity aid in pest control?
It supports a variety of natural predators, which can reduce the need for chemical controls.
How does intercropping enhance natural pest control?
It increases biodiversity and confuses pests, making it harder for them to find and infest crops.
Why is IPM a key component of sustainable agriculture?
It minimizes environmental impacts while maintaining crop yields.
Why are chemical controls considered a 'last resort' in IPM?
To minimize harm to non-target organisms and reduce environmental pollution.
What role do barriers play in physical pest control?
They prevent pest access to crops, acting as a fortress against pests.
How does crop rotation disrupt pest life cycles?
By changing the crops grown, it prevents pests from establishing a stable food source.
What is the relationship between ecosystem health and pest control?
Healthy ecosystems with high biodiversity are more resilient to pest outbreaks.
What are the benefits of using beneficial insects?
They control pest populations naturally, reducing the need for chemical pesticides.