module 2 healthy plant appearance when doing a field diagnosis, know how a healthy plant should...
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Module 2Healthy Plant Appearance
When doing a field diagnosis, know how a healthy plant should appear.
Consider the many parameters that can affect a healthy plant’s appearance.
Healthy soybean plant
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Healthy Plant Appearance
Know what a normal plant should look like for the crop you are surveying at each growth stage:
Seedling
Leaf
Reproductive
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Healthy Plant AppearanceKnow what a normal plant should look like for the crop you are surveying at each growth stage:
Seedling
Leaf
Reproductive
Healthy wheat leaf stage
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Healthy Plant AppearanceKnow what a normal plant should look like for the crop you are surveying at each growth stage:
Seedling
Leaf
ReproductiveHealthy wheat reproductive stage
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Healthy Plant Appearance
Plant appearance can be modified by:
VarietyEnvironmentFertilityInsectsDiseasesCropping
practices
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Healthy Plant Appearance
Varieties of crops may have different canopy structure, growth habits or floral structures. Variety can modify plant morphology.
Two varieties of barley
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Healthy Plant Appearance
Plant appearance can be modified by:
VarietyEnvironmentFertility InsectsDiseasesCropping
practices
Larry Heatherly examines soybean plants
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Healthy Plant Appearance
Plant appearance can be modified by:
VarietyEnvironmentFertilityInsectsDiseasesCropping
practices
Sugar beet breeding lines USDA photo by Scott Bauer
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Module 2Healthy Plant Appearance
Plant appearance can be modified by:
VarietyEnvironmentFertility InsectsDiseasesCropping
practices Squash bug
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Healthy Plant Appearance
Plant appearance can be modified by:
VarietyEnvironmentFertility InsectsDiseasesCropping
practices
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Healthy Plant Appearance
Plant appearance can be modified by:
VarietyEnvironmentFertilityInsectsDiseasesCropping
practicesLeonard Panella Photo by Scott Bauer
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Healthy Plant Appearance
Plant color can be modified by:
CropVariety
Potato flower
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Healthy Plant Appearance
Plant color can be modified by:
CropVariety
Potato flower of another variety