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Strawberry Diagnostic Key

Integrated Pest Management

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Molybdenum Deficiency details

Molybdenum Deficiency

Characteristics:

Type
Nutrition
Leaf Condition
Distorted, Marginal necrosis, Interveinal necrosis, Complete necrosis
Leaf Color
Pale green
Leaf Location
Young
Season
Pre harvest

Nitrogen Deficiency details

Nitrogen Deficiency

Characteristics:

Type
Nutrition
Leaf Condition
Complete necrosis
Leaf Color
Pale green, Orange red, Complete chlorosis
Leaf Location
Mature
Fruit Condition
Calyx red
Fruit Size
Small
Roots
Stunted
Petioles Condition
Short or stunted
Petioles Color
Red
Plant Size
Stunted
Season
Post transplant, Early spring, Pre harvest, Harvest

Other Drosophila spp. details

Other Drosophila spp.

Characteristics:

Type
Arthropod (or insect)
Fruit Condition
Insect inside fruit, fruit soft or rotted
Field Distribution
Uniform
Season
Pre harvest
Cropping System
Annual plasticulture, Perennial matted row

Phomopsis Leaf Blight details

Scientific Name(s)
Phomopsis obscurans
Phomopsis Leaf Blight

Characteristics:

Type
Disease
Leaf Location
Entire leaf, Upper surface, Underside, Edge, Young, Mature
Petioles Condition
Lesion, Death
Field Distribution
Random
Prior Environmental
Rain, High temperature
Season
Post transplant, Harvest
Cropping System
Annual plasticulture, Perennial matted row

Phomopsis Soft Rot details

Scientific Name(s)
Phomopsis obscurans
Phomopsis Soft Rot

Characteristics:

Type
Disease
Fruit Condition
Lesion
Fruit Texture
Soft
Field Distribution
Random
Prior Environmental
Rain, High temperature
Season
Harvest
Cropping System
Annual plasticulture, Perennial matted row

Phosphorus Deficiency details

Phosphorus Deficiency

Characteristics:

Type
Nutrition
Leaf Condition
Complete necrosis
Leaf Color
Dark dull green, Blackish/Purple
Leaf Location
Mature
Fruit Condition
Calyx red
Fruit Color
Light
Roots
Stunted
Petioles Condition
Short or stunted
Plant Size
Stunted
Prior Environmental
Rain

Phytophthora Crown Rot details

Scientific Name(s)
Phytophthora cactorum
Phytophthora Crown Rot

Characteristics:

Type
Disease
Leaf Condition
Tip burn, Marginal necrosis, Interveinal necrosis, Complete necrosis, Stunted
Leaf Location
Entire leaf, Young, Mature
Roots
Stunted, Necrotic
Crown
Crown necrotic, Internal discoloration
Petioles Condition
Death, Collapse
Plant Size
Stunted
Field Distribution
Random, Low areas
Prior Environmental
Rain, Temp. below 15°, Temp. between 20° and 32°
Season
Post transplant, Early spring, Pre harvest, Harvest
Cropping System
Annual plasticulture, Perennial matted row

Phytoplasma details

Phytoplasma

Characteristics:

Type
Disease
Leaf Condition
Distorted, Stunted
Leaf Color
Interveinal chlorosis
Leaf Location
Young
Fruit Condition
Deformed
Fruit Size
Small
Petioles Condition
Short or stunted
Plant Size
Stunted
Field Distribution
Random
Season
Post transplant, Early spring, Pre harvest, Harvest
Cropping System
Annual plasticulture

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