Plantpathology
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Plantpathology

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Plantpathology Plantpathology Presentation Transcript

  • FFA Judging Contest Plant Pathology Study Guide
  • Corn - Smut
  • Corn - Smut
    • Cut and destroy diseased parts.
    • Crop Rotation.
    Control
  • Bean - Anthracnose
  • Bean - Anthracnose
    • Spray with Bravo
    • Mancozeb
    • Remove infected plants.
    Control
  • Cucumber - Bacterial Wilt
  • Cucumber - Bacterial Wilt
    • Provado dust
    • Ambush
    • Asana
    • Pounce
    • Rotenone for cucumber beetles.
    Control
  • Tomato - Anthracnose
  • Tomato - Anthracnose
    • Use 3 year rotation.
    • Use clean seed.
    • Mancozeb.
    • Copper.
    • Bravo Fungicides.
    Control
  • Wheat - Scab
  • Wheat - Scab
    • If following corn, cover residue completely
    • Treat seed with a suitable chemical.
    Control
  • Tomato – Root Knot Nematode
  • Tomato – Root Knot Nematode
    • Buy nematode-free plants.
    • Fumigate soil.
    Control
  • Rye - Ergot
  • Rye - Ergot
    • Use disease free seed.
    • Cut wild grass hosts.
    Control
  • Strawberry – Botrytis Rot
  • Strawberry – Botrytis Rot
    • Renovate
    • Thin old beds
    • Captan
    • Topsin-M
    • Ronilan
    Control
  • Corn - Rust
  • Corn - Rust
    • No practical control
    Control
  • Potato – Late Blight
  • Potato – Late Blight
    • Spray with Mancozeb.
    • Copper.
    • Bravo fungicides.
    Control
  • Wheat - Powdery Mildew
  • Wheat - Powdery Mildew
    • Resistant Varieties
    Control
  • Corn–Maize Dwarf Mosaic Virus
  • Corn–Maize Dwarf Mosaic Virus
    • Use Resistant Varieties
    Control
  • Tomato – Blossom End Rot
  • Tomato – Blossom End Rot
    • Mulch to keep an even water supply
    • Keep calcium high.
    Control
  • Tomato – Early Blight
  • Tomato – Early Blight
    • Spray with Mancozeb
    • Copper
    • Bravo fungicides
    Control
  • Tomato – Septoria Leaf Spot
  • Tomato – Septoria Leaf Spot
    • Use 3 year rotation.
    • Mancozeb.
    • Copper.
    • Bravo fungicides.
    Control
  • Wheat – Glume Blotch
  • Wheat – Glume Blotch
    • Treat seed with suitable chemical
    Control
  • Tomato – Late Blight
  • Tomato – Late Blight
    • Spray with Mancozeb
    • Copper
    • Terranil
    • Bravo fungicides
    Control
  • Strawberry – Leaf Blight
  • Strawberry – Leaf Blight
    • Spray with Captan
    Control
  • Apple - Scab
  • Apple - Scab
    • Spay with Captan
    • Rubigan + Captan
    • Rubigan + Ziram
    Control
  • Bean – Bacterial Blight
  • Bean – Bacterial Blight
    • Use disease free seed
    • Crop rotation
    Control
  • Apple – Sooty Blotch
  • Apple – Sooty Blotch
    • Spray with Captan
    • Remove dead branches
    Control
  • Peach – Leaf Curl
  • Peach – Leaf Curl
    • Lime-sulfer in winter time
    • Ferbam
    • Sulfer Wettable
    • Bravo fungicide
    Control
  • Brambles – Crown Gall
  • Brambles – Crown Gall
    • Avoid infested soil
    • Remove infected plants
    • Disease free plants
    Control
  • Apple – Bitter Rot
  • Apple – Bitter Rot
    • Spray with Captan
    • Remove dead branches
    Control
  • Cherry – Brown Rot
  • Cherry – Brown Rot
    • Spray withCaptan + Topsin-M mixed.
    Control
  • Peaches – Brown Rot
  • Peaches – Brown Rot
    • Wettable sulfer
    • Benlate plus Captan
    • Benlat plus Sulfer
    Control
  • Barley - Scald
  • Barley - Scald
    • Use resistant varieties
    Control
  • Apple – Cedar Rust
  • Apple – Cedar Rust
    • Remove alternate host
    • Rubigan + Captan
    • Rubigan + Ziram
    Control
  • Strawberry – Leaf Spot
  • Strawberry – Leaf Spot
    • Spray with Captan
    • Topsin-M
    Control
  • Apple – Frog-eye Leaf Spot
  • Apple – Frog-eye Leaf Spot
    • Spray with Captan
    • Nova + mancozeb
    • Remove diseased parts
    Control
  • Barley – Covered Smut
  • Barley – Covered Smut
    • Treat seed with suitable chemical
    Control
  • Apple – Fire Blight
  • Apple – Fire Blight
    • Remove diseased parts
    • Streptomycin
    • Bordeaux
    • Fixed copper
    Control
  • Potato – Hopperburn
  • Potato - Hopperburn
    • Spray with Methoxychlor
    Control
  • Barley – Stripe Rust
  • Barley – Stripe Rust
    • Treat seed with suitable chemical
    Control
  • Corn – Northern Leaf Blight
  • Corn – Northern Leaf Blight
    • Use resistant varieties
    Control
  • Plum – Brown Rot
  • Plum – Brown Rot
    • Spray with Captan Topsin-M mixed.
    Control
  • Potato – Black Leg
  • Potato – Black Leg
    • Treat seed with Captan
    • Polyram
    • Disease free seed
    Control
  • Barley – Powdery Mildew
  • Barley – Powdery Mildew
    • Use resistant varieties
    Control
  • Wheat – Loose Smut
  • Wheat – Loose Smut
    • Hot water seed treatment
    • Water soak treatment
    • Treat seed with a suitable chemical
    Control
  • Grapes – Powdery Mildew
  • Grapes – Powdery Mildew
    • Bordeaux
    • Fixed copper
    • Bayleton
    Control
  • Peach - Scab
  • Peach - Scab
    • Spray with wettable sulfur + Benlate
    Control
  • Potato – Leaf Roll
  • Potato – Leaf Roll
    • Use disease free seed
    Control
  • Barley – Loose Smut
  • Barley – Loose Smut
    • Treat seed with suitable chemical
    • Hot water – long water soak treatment.
    Control
  • Potato - Scab
  • Potato - Scab
    • Acidify soil
    • Use resistant varieties
    Control
  • Wheat – Stem Rust
  • Wheat – Stem Rust
    • Use resistant varieties
    • Destroy alternate host
    Control
  • Wheat – Leaf Rust
  • Wheat – Leaf Rust
    • Use resistant varieties
    Control
  • Potato – Ring Rot
  • Potato – Ring Rot
    • Use disease free seed
    Control
  • Alfalfa - Leaf Spots
  • Alfalfa - Leaf Spots
    • Cut foliage in a timely manner
    Control
  • Grapes - Black Rot
  • Grapes - Black Rot
    • Ferbam
    • Captan
    • Bayleton
    Control
  • Potato - Rhizoctonia
  • Potato - Rhizoctonia
    • No practical control
    • Cultural practice- plant shallow and hill deep.
    Control
  • Brambles - Anthracnose
  • Brambles - Anthracnose
    • Spray with lime-sulfur in spring when leaves show 1/2 inch growth; follow with Captan at bloom and two weeks after bloom.
    Control
  • Oats - Stem Rust
  • Oats - Stem Rust
    • Use resistant varieties
    • Destroy alternate host
    Control
  • Crucifers - Club Root
  • Crucifers - Club Root
    • Avoid infested soil
    • Apply lime to soil
    Control
  • Plum - Brown Rot
  • Plum - Brown Rot
    • Spray with Captan and Topsin-M mixed.
    Control
  • Potato – Early Blight
  • Potato – Early Blight
    • Spray with Mancozeb
    • Copper
    • Bravo fungicides
    Control
  • Alfalfa - Downy Mildew
  • Alfalfa - Downy Mildew
    • Cut foliage in a timely manner
    Control
  • Bramble - Orange Rust
  • Bramble - Orange Rust
    • Remove infested plants, including roots
    Control
  • Crucifers - Soft Rot
  • Crucifers - Soft Rot
    • Prevent mechanical and insect injuries to plants
    Control
  • Clover - Sclerotinia Crown Rot
  • Clover - Sclerotinia Crown Rot
    • No practical control
    Control
  • Crucifers - Black Leg
  • Crucifers - Black Leg
    • Use clean seeds
    • Hot water treatment
    • Rovral
    Control
  • Grapes - Downy Mildew
  • Grapes - Downy Mildew
    • Bordeaux
    • Fixed copper
    Control
  • Plum - Black Knot
  • Plum - Black Knot
    • Cut and destroy diseased parts
    • Spray with Captan
    Control
  • Clover - Rust
  • Clover - Rust
    • No practical control
    Control
  • Potato - Mosaic Virus
  • Potato - Mosaic Virus
    • Use disease free seed
    Control
  • Clover - Powdery Mildew
  • Clover - Powdery Mildew
    • Use resistant varieties
    Control
  • Cucurbits - Powdery Mildew
  • Cucurbits - Powdery Mildew
    • Spray with Bravo
    Control
  • Beans - Mosaic Virus
  • Beans - Mosaic Virus
    • No chemical control.
    • Control weeds
    • Use disease free seed
    Control
  • Cherry - Leaf Spot
  • Cherry - Leaf Spot
    • Spray with Captan and Topsin-M mixed
    Control
  • Bean - Rust
  • Bean - Rust
    • Sulfur dust
    • Bravo fungicides
    • Resistant varieties.
    Control
  • Oats - Crown Rust
  • Oats - Crown Rust
    • Use resistant varieties
    Control
  • Oats - Loose Smut
  • Oats - Loose Smut
    • Treat seed with suitable chemical
    Control
  • Tomato - Wilt Diseases
  • Tomato - Wilt Diseases
    • Use resistant varieties
    Control
  • Cucurbits - Anthracnose
  • Cucurbits - Anthracnose
    • Mancozeb
    • Bravo fungicides
    • Topsin-M
    Control
  • Cucurbits - Downy Mildew
  • Cucurbits - Downy Mildew
    • Bravo fungicides
    • Mancozeb
    • Quadris
    Control
  • Corn - Southern Leaf Blight
  • Corn - Southern Leaf Blight
    • Use resistant varieties
    Control
  • Peach - Yellows
  • Peach - Yellows
    • Pull and destroy disease trees
    Control
  • Corn - Grey Leaf Spot
  • Corn - Grey Leaf Spot
    • Use resistant varieties
    Control