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Corn Concept Map - Before Emergence (No Plant Emerged (Sprout Twisted…
Corn Concept Map - Before Emergence
Seed Eaten, Dug Up, or Sprout Cut Off
Seeds Hollowed Out
Seed Corn Beetle
Wireworm
Seed Corn Maggot
Plants Pulled up, eaten
Mice, Voles, Ground Squirrels
Crows, Pheasants, Blackbirds
No Plant Emerged
Seed Normal, Not Swelled
Soil too dry
Seed Swelled, Not Sprouted
Soil too wet
Soil dried out
Seed not viable
Seed Not Sprouted
Seed not viable
Fertilizer in contact with seed
Insect or disease
Lack of oxygen
Ammonia Injury
Rotted Seed or Seedling
Gibberella
Fusarium
Colletotrichum
Diplodia
Pythium
No Seed Planted
Clogged seed delivery system
Planter unit drive problems
Sprout Twisted
Seed too deep
Cloddy Soil
Mechanical injury
Chloroacetamide herbicide injury
Insecticide injury
Fertilizer burn
Biuret damage
