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WorksheetsCitrus Alternaria Brown Spot Quiz
Total questions: 10
Worksheet time: 5mins
What is a recommended practice for establishing new citrus plantings to prevent Alternaria brown spot?
Use of overhead irrigation
Planting in low areas
Use of disease-free nursery stock
Frequent fertilization
What is the effect of severe Alternaria brown spot on citrus fruits?
Enhanced fruit sweetness
Extensive fruit drop
Increased fruit size
Improved fruit color
How often should fungicide applications be made during April and May?
Every 5 days
Every 10 days or as infrequently as once per month
Every 2 days
Every 15 days
What is a potential downside of using copper fungicides during hot weather?
They may enhance fruit flavor
They may blemish the fruit
They may increase fruit size
They may improve fruit color
What is the recommended action if high levels of infection occur on the spring flush?
Apply fungicides immediately
Increase irrigation
Reduce sunlight exposure
Increase fertilization
What is the purpose of the ALTER-RATER model?
To predict fruit size
To determine the severity of brown spot
To enhance fruit color
To improve taste
What is the recommended rate of copper per acre for mature trees?
50 gallons of water
125 gallons of water
200 gallons of water
300 gallons of water
What is the FRAC MOA code for copper fungicide?
M 03
11/3
11/7
M 01
According to Table 1, what is the daily points assigned when there is no rainfall, no leaf wetness, and average daily temperature is less than 68°F?
11
8
6
0
What is the FRAC MOA code for Pristine?
11/3
11/7
M 01
M 03
