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Disease Lab > DISEASE LAB FINAL - Disease Facts > Flashcards

DISEASE LAB FINAL - Disease Facts Flashcards

1
Q

Brown Patch

  • Pathogen:
  • Septate?
  • Clamps?
  • Other signs produced by the fungus:
  • Kingdom:
  • Phylum:
A

Pathogen: Rhizoctonia solani
Septate? Yes
Clamps? No
Other signs produced by the fungus: Smoke ring of Mycelium. Multi-nucleate mycelium has Right angle branching, Septa near branching and pinched at branching
Kingdom: Fungi
Phylum: Basidiomycota

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2
Q

Yellow Patch

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Ceratobasidium cereale
Septate? Yes
Clamps? No
Other signs produced by the fungus: Binucleate mycelium that has Right angle branching, septa near branching and pinched at branching
Kingdom: Fungi
Phylum: Basidiomycota

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3
Q

Anthracnose

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Colletotrichum cereale
Septate? yes
Clamps? no
Other signs produced by the fungus: Acervuli w/ black Setae that produce lunate conidia w/ oil drop. Black stroma on crowns or stolons with appresoria
Kingdom: Fungi
Phylum: Ascomycota

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4
Q

Dollar Spot

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Sclerotinia homeocarpa
Septate? Yes
Clamps? No
Other signs produced by the fungus: Sterile, septate mycelium with different diameters and random branching
Kingdom: Fungi
Phylum: deuteromycota

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5
Q

Powdery Mildew

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Blumeria graminis
Septate? Yes
Clamps? No
Other signs produced by the fungus: Barrel shaped conidia in chains
Kingdom: Fungi
Phylum: Ascomycota

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6
Q

Gray Leaf Spot

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Pyricularia oryzae
Septate? Yes
Clamps? No
Other signs produced by the fungus: Pyriform conidia w/ septa
Kingdom: Fungi
Phylum: Ascomycota?

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7
Q

Gray Leaf Spot

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Pyricularia oryzae
Septate? Yes
Clamps? No
Other signs produced by the fungus: Pyriform conidia with septa
Kingdom: Fungi
Phylum: Deuteromycota?

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8
Q

Summer Patch

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Magnaporthe poae
Septate? Yes
Clamps? No
Other signs produced by the fungus: Ectotrophic runner hyphae with lobed hyphopodia on roots
Kingdom: Fungi
Phylum: Ascomycota?

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9
Q

Take-All Patch

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Geaumannomyces graminis
Septate? Yes
Clamps? No
Other signs produced by the fungus: Ectotrophic runner hyphae with simple hyphopodia on roots
Kingdom: Fungi
Phylum: Ascomycota?

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10
Q

Red Thread

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Laetisaria fuciformis
Septate? Yes
Clamps? No
Other signs produced by the fungus: white mycelium, basida and basidospores can be present (rare), Pseudosclerotia “red threads” & arthroconidia
Kingdom: Fungi
Phylum: Basidiomycota

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11
Q

Pink Patch

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Limonomyces roseipellis
Septate? Yes
Clamps? Yes
Other signs produced by the fungus:white-pink mycelium, Clamp connections on septa, can produce basida and basidospores (rare)
Kingdom: Fungi
Phylum: Basidiomycota

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12
Q

Gray Snow Mold

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Typhula incarnata
Septate? Yes
Clamps? Yes
Other signs produced by the fungus: wrinkled, raisen-like sclerotia
Kingdom: Fungi
Phylum: Basidiomycota

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13
Q

Pink Snow Mold

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Michrodochium nivale
Septate? yes
Clamps? no
Other signs produced by the fungus: lunate conidia with septa form on salmon colored sporodochia
Kingdom: Fungi
Phylum: Ascomycota?

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14
Q

Pythium Blight

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Pythium spp.
Septate? no
Clamps? no
Other signs produced by the fungus: Oospores, Zoospores, Oogonium, Antheridium
Kingdom: Stramenopila
Phylum: Oomycota

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15
Q

Pythium Root Rot

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Pythium spp.
Septate? no
Clamps? no
Other signs produced by the fungus: Abundance of Oospores in root tissue
Kingdom: Stramenopila
Phylum: Oomycota

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16
Q

Yellow Tuft

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Scleropthora macrospora, Scleropthora graminicola

Septate? no
Clamps? no
Other signs produced by the fungus: Lemon shaped sporangia poppoing from stomates, Oospores, Zoospores
Kingdom: Stramenopila
Phylum: Oomycota

17
Q

Rust

Pathogen:
Septate?
Clamps?
Other signs produced by the fungus:
Kingdom:
Phylum:

A

Pathogen: Puccinia spp.
Septate? yes
Clamps? no
Other signs produced by the fungus: Bumpy orange urediniospores
Kingdom: Fungi
Phylum: Basidiomycota

Disease Lab (5 decks)

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