Fungicides, Rodenticides, Molluscicides, and Nematocides

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Fungicides, Rodenticides, Molluscicides, and
Nematocides

• Unit 19

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Fungicides

• Control fungi
• Rusts, mildew, molds, smut
• Lack chlorophyll
• Spores

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How Fungicides Work

• Prevent germination and/or growth
• Systemic

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Effects of Fungus

• Leaves
• Leaf spot diseases
• Destroys cells that manufacture food
• Rust disease

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Effects of Fungus

• Stems, Fruit, and Seed Pods
• High humidity and rain

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Effects of Fungus

• Roots
• Root rot and root mold
• Soils that do not drain well

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Rodenticides

• Rats, mice, other rodents
• Stomach poisons
• Warfarin

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Molluscicides

• Snails and Slugs
• Hide during day, feed at night
• Snails vs. Slugs
• Slimy trail
• Cool, moist place

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Molluscicides

• Control
• Rough sand, ashes, gravel, cinders
• Pan of beer
• Yeast w/ water
• Escar-Go!

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Nematocides

• Small hairlike worms, feed on roots
• Swim in soil water from plant to plant
• Control
• Fumigants