Patricia Miller - March 11, 2026

Topic:

Making Biologicals work on greens, tees, and fairways.

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* 1. Full Name

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* 2. IPM Number

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* 3. Province

Ontario

Other (please specify)

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* 4. Soil Disease Suppressiveness refers to:

Soil pathogens

Soil’s microbiome and natural immune system

Soil chemistry

Turfgrass diseases

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* 5. The health of the soil microbiome directly affects the health of TURF.

True

False

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* 6. The Fungicide effect is the effect of fungicides on golfers

True

False

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* 7. ISR refers to:

Imparted Systemic Reduction

Induced Systemic Resistance

Inter-tissue Sustained Robustness

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* 8. Beneficial Bacteria Bacteria like Bacillus interact with turf plants by providing:

Biocontrol

Nutrient acquisition

ISR activation

Drought, extreme temperatures, and soil contaminant resistance

All of the above

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* 9. The natural ability of the soil microbiome to limit or prevent turfgrass diseases is called:

Soil Repression

Soil Disease Suppressiveness

Soil Regression

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* 10. Plant/Soil amendments and biologicals that are well studied include:

Humic acids

Seaweed extracts and Chitosan

Trichoderma

All the above

None of the above

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* 11. Which statement is FALSE; Without amendments, over time the soil microbiome deteriorates causing…

An increase in Turf Quality and Colour

A reduction in microbial diversity and activity

A slowdown in nutrient cycling resulting in lower N, P, and micronutrient availability

A decline in soil disease suppressiveness.