Turf Pest Control 3B Kansas Questions
and Correct Answers/ Latest Update /
Already Graded
Turfgrass industry in Kansas includes:
Ans: home lawns, institutional and industrial grounds, sod
production, golf courses, athletic fields and other recreational
turf, parks, roadsides, airports, and cemeteries.
Turf management involves selecting:
Ans: the right grass, proper mowing, watering, fertilizing, and
controlling thatch.
Geographically, Kansas is
Ans: is in the transition zone between the northern cool-season
grass range and the southern warm-season grass range.
Cool season grasses include
Ans: bluegrass, tall fescue and ryegrass
Warm season grasses include
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Ans: bermudagrass, zoysiagrass and buffalograss
The following practices will help maintain overall turfgrass health and
prevent disease development.
Ans: Select appropriate turfgass species and varieties, provide
adequate drainage, provide appropriate fertility, avoid
compaction, prevent excessive thatch, use appropriate mowing
heights, improve airflow and light availability
The first step in control of turfgrass problems is
Ans: accurate diagnosis
To diagnose turfgrass problems follow these steps:
Ans: Determine the overall distribution of the problem,
identify the affected turfgrass species and cultivar (if possible),
observe symptoms on individual plants, determine weather
conditions before and during disease development, k nowledge
of weather conditions will help you select the right disease,
determine potential problems with soil structure or fertility,
determine the history of cultural practices at the site, review
pesticide management practices, use reference materials
Common turfgrass diseases in Kansas include:
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Ans: brown patch, dollar spot, fairy ring, large patch of
zoysiagrass, lef spot and melting out, necrotic ringspot, pin
snow mold/microdochium patch, powdery mildew, plythium
foliar blight, rusts, spring dead spot, slime molds, andsummer
patch
Brown Patch
Ans: Rhizoctonia salami most common and important disease
of tall fescue in Kansas
Brown patch is a
Ans: Summer disease
Brown patch is more severe on
Ans: Turf grasses under high nitrogen fertilization
Brown patch initially is
Ans: Purple-green but quickly fades to light brown
Management of brown patch includes:
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Ans: Not fertilizing when brown patch is active, avoid seeding
rates greater than recommended rates , do not irrigate in late
afternoon or evening.
Dollar spot
Ans: Sclerotina hooeocarpa occurs on all turf grasses grown in
Kansa
Dollar spot symptoms
Ans: Small roughly circular bleached patches. 2-6" diameter in
lawn turf grass. 1-2" on putting greens
Management of dollar spot includes
Ans: Adequate fertilization program a severe damage is
prevalent in nitrogen deficient turf
Fairy ring is caused by:
Ans: Fungi in group of basidiomycetes and can occur in all
species of turf
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