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Module 2 Healthy 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. Healthy Plant Appearance.

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module 2 healthy plant appearance
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

healthy plant appearance
Healthy Plant Appearance

Know what a normal plant should look like for the crop you are surveying at each growth stage:

  • Seedling
  • Leaf
  • Reproductive
healthy plant appearance3
Healthy Plant Appearance
  • Know what a normal plant should look like for the crop you are surveying at each growth stage:
    • Seedling
    • Leaf
    • Reproductive

Healthy wheat leaf stage

healthy plant appearance4
Healthy Plant Appearance
  • Know what a normal plant should look like for the crop you are surveying at each growth stage:
    • Seedling
    • Leaf
    • Reproductive

Healthy wheat reproductive stage

healthy plant appearance5
Healthy Plant Appearance

Plant appearance can be modified by:

  • Variety
  • Environment
  • Fertility
  • Insects
  • Diseases
  • Cropping practices
healthy plant appearance6
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

healthy plant appearance7
Healthy Plant Appearance

Plant appearance can be modified by:

  • Variety
  • Environment
  • Fertility
  • Insects
  • Diseases
  • Cropping practices

Larry Heatherly examines soybean plants

healthy plant appearance8
Healthy Plant Appearance

Plant appearance can be modified by:

  • Variety
  • Environment
  • Fertility
  • Insects
  • Diseases
  • Cropping practices

Sugar beet breeding lines

USDA photo by Scott Bauer

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Module 2Healthy Plant Appearance

Plant appearance can be modified by:

  • Variety
  • Environment
  • Fertility
  • Insects
  • Diseases
  • Cropping practices

Squash bug

healthy plant appearance10
Healthy Plant Appearance

Plant appearance can be modified by:

  • Variety
  • Environment
  • Fertility
  • Insects
  • Diseases
  • Cropping practices
healthy plant appearance11
Healthy Plant Appearance

Plant appearance can be modified by:

  • Variety
  • Environment
  • Fertility
  • Insects
  • Diseases
  • Cropping practices

Leonard Panella

Photo by Scott Bauer

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Healthy Plant Appearance

Plant color can be modified by:

  • Crop
  • Variety

Potato flower

healthy plant appearance13
Healthy Plant Appearance

Plant color can be modified by:

  • Crop
  • Variety

Potato flower of another variety