ACP305-PRINCIPLES OF CROP PROTECTION EXAMINATION FOR 2020 1ST SEMETER (NOUN)

 1. a. Define Pathogens? (2 marks) b. List and explain 3 groups under which Pathogens are categorized (9 marks) c. What are the 2 major disease causing pathogens of stored products (4 marks) d. Discus five (5) ways of controlling diseases of stored products (10 marks) 

2. a. State any two definitions of pest and state 5 categories of it (9 marks) b. List and briefly discuss 3 general control measures of crop pests (6 marks) 3. a. Briefly explain 5 important pests of Cereal Crops (10 marks) b. Describe Boring insects (5 marks) 

4. a. Discuss the following plant diseases (15 marks) i. Rust ii. Smuts iii. Rice blast 5. Discuss five 5 damages caused by storage pests (15 marks) 

6. Briefly explain the following categories of plant diseases (15 marks) i. Endemic diseases ii. Epidemic or epiphytotic diseases iii. Infectious and non – infectious diseases