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Fungi

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Fungi

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    1. Fungi Fungi are microscopic plants which lack chlorophyll and conductive tissue. They cause: - Stem rust - Brown rot - Corn smut - Damping off - Powdery mildew

    2. Fungi Life Cycle

    3. Bacteria Bacteria are microscopic single-celled organisms. They cause: - Galls - Scabs - Leaf spots - Systemic disorders - Soft rots

    4. Bacteria Life Cycle

    5. Nematodes Nematodes are very small non-segmented worms. Nematodes cause: - Galls on roots. - Root lesions. - Injured root tips. - Lower yields. - Excessive root branching. - Decreased plant health.

    6. Nematode

    7. Nematode Damage

    8. Viruses Pathogenic particles which infect higher plants and animals. Viruses can only multiply in living cells. Viruses cause: Stunting of plants. Yellow mosaic patterns on leaves. Flower break. Vein clearing (chlorosis of leaves)..

    9. Virus Life Cycle

    10. Other Invertebrate Pests

    11. Other Invertebrates Pests (cont’d.)

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