Introduction:
Revision is a crucial aspect of learning and can greatly help in deepening one's understanding of plant pathology and nematology in agriculture. By revisiting the topics, consolidating information, and connecting different concepts, revision can enhance knowledge retention and comprehension. Here are some effective strategies to use revision to strengthen understanding in these areas:

1. Organize your study materials:
- Gather all relevant study materials, including textbooks, lecture notes, and supplementary resources.
- Create a well-organized folder or digital repository to store and categorize these materials for easy access during revision.

2. Review the fundamentals:
- Start by revisiting the fundamental concepts of plant pathology and nematology, such as the identification of common plant diseases, understanding the life cycles of pathogens, and the principles of disease management.
- Use various resources like textbooks, online lectures, and study guides to reinforce these basics.

3. Summarize and highlight key points:
- As you revisit each topic, create concise summaries and highlight the key points.
- Use different techniques like mind maps, bullet points, or flowcharts to visually represent and organize the information.
- Highlight important terms, definitions, and concepts to facilitate quick revision.

4. Practice with past papers and quizzes:
- Solve past examination papers and quizzes related to plant pathology and nematology.
- This will help you identify the areas where you need improvement and provide an opportunity to apply your knowledge in a practical manner.

5. Seek clarification:
- If there are any concepts or topics that you find confusing, seek clarification from your instructors or fellow students.
- Engage in discussions, online forums, or study groups to gain different perspectives and deepen your understanding.

6. Create flashcards and self-quizzes:
- Develop flashcards to review important concepts, terminologies, and their definitions.
- Quiz yourself regularly using these flashcards or online platforms to reinforce the learned information.

7. Teach someone else:
- Teaching someone else is an effective way to solidify your understanding of a subject.
- Share your knowledge with a friend, family member, or study group by explaining concepts, answering questions, or presenting a topic.

8. Use online resources:
- Utilize online platforms like EduRev, which offer a wide range of study materials, practice questions, and interactive learning resources for plant pathology and nematology.
- Explore educational videos, online courses, and webinars to gain additional insights and perspectives.

Conclusion:
By following these revision strategies, you can deepen your understanding of plant pathology and nematology in agriculture. Remember to stay consistent, allocate dedicated study time, and review the topics regularly to reinforce your understanding. Regular revision will not only enhance your knowledge but also boost your confidence in these subjects.