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Plant Diseases and Damage
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Alfalfa
Alfalfa
Stunted, withered alfalfa
Severe discoloration of alfalfa taproot
Healthy alfalfa taproot
Alfalfa crown rot
Alfalfa weevil damage
Alfalfa Weevil Damage
Failure to green-up from alfalfa weevil activity
Aphanomyces
Aphanomyces effect
Aphanomyces symptoms
Common Leaf Spot
Common leaf spot
Downy Mildew
Leaf symptoms of downy mildew
Heaved alfalfa plants
Hopperburn
Alfalfa susceptible and resistant to hopperburn
Hopperburn on Alfalfa
Severe hopperburn and plant stunting
Leptosphaerulina
Leaf Spot
Leaf symptoms of Leptosphaerulina leaf spot
Leaf symptoms of Leptosphaerulina leaf spot
Spring Blackstem
Spring black stem lesion on petiole
Leaf symptoms of spring black stem
Stem symptoms of spring black stem
Variegated Cutworm Damage
Variegated cutworm damage
Winter-injured alfalfa
Winter-killed alfalfa
Iowa State University Entomology Department
. Last modified May 30, 2002 by
John VanDyk
.