Lectures 2 and 3 - Introduction to Plant Pathology

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3. Biotic, abiotic <strong>and</strong> decline diseases Biological – fungi, bacteria, etc. non-biological (abiotic) decline (combination – distinct causes may be unknown).
Non-biological agents - excesses of temperature <strong>and</strong> moisture, nutrient deficiencies or excesses, air pollution, etc.
Page 1 and 2: LECTURES 2 AND 3 BASIC PLANT PATHOL
Page 4 and 5: 1. What is plant pathology - the st
Page 8: 4. Signs, Symptoms and Patterns a.
Page 11 and 12: Iron deficiency - abiotic - systema
Page 13 and 14: 5. Mechanisms of disease action Pro
Page 16 and 17: 7. Classification of organisms
Page 18 and 19: Tree of Life
Page 20 and 21: Classification of insects (Asian lo
Page 22: and fungus-like organisms
Page 25 and 26: Perhaps a million species of fungi,
Page 27 and 28: FEATURES OF FUNGI AND FUNGAL-LIKE O
Page 31: Nectria perithecia Peziza apothecia
Page 34 and 35: Ascomycete Fungus- Tar spot on mapl
Page 36 and 37: Basidiomycete hyphae showing clamp
Page 38 and 39: Basidiomycete fungus - conk or frui
Page 40 and 41: White Pine Blister Rust - Basidiomy
Page 42 and 43: Other Pathogens • Viruses, viroid
Page 44 and 45: Viruses and viroids • Needs a vec
Page 46 and 47: Camelia mosaic virus
Page 48 and 49: Symptoms • Bacteria cause disease
Page 50 and 51: Crown Gall • Caused by Agrobacter
Page 52 and 53: Important genera of bacteria Causin
Page 54 and 55: Symptoms • Infect phloem and caus
Page 56 and 57:
Nematodes • Worm-like animals in
Page 58 and 59:
Pine wilt nematode Pine wilt nemato
Page 60 and 61:
Parasitic Plants Evolution towards
Page 62 and 63:
True mistletoe on oak in California
Page 64 and 65:
Dwarf mistletoe
Page 66 and 67:
Protozoans such as phytoflagellates
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Lectures 2 and 3 - Introduction to Plant Pathology

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