tobacco image

Tobacco Diagnostic Key

Integrated Pest Management

13

Filter by:?

  • Disorder Type?
  • Leaf Location?
  • Leaf Condition?
  • Leaf Color?
  • Roots?
  • Plant Size?
collapse all

Page 1 of 2

Boron Deficiency details

Boron Deficiency

Characteristics:

Type
Nutrition
Leaf Location
Younger
Leaf Condition
Interveinal chlorosis, Spotting - brown, Distorted, Cracked midrib, Exuding sap
Leaf Color
Green - dark, Chlorosis (yellow), Necrosis (brown)
Roots
Stunted
Plant Size
Stunted

Boron Toxicity details

Boron Toxicity

Characteristics:

Type
Nutrition
Leaf Location
Older
Leaf Condition
Marginal chlorosis, Interveinal chlorosis, Complete chlorosis, Marginal necrosis, Interveinal necrosis
Leaf Color
Chlorosis (yellow), Necrosis (brown)

Calcium Deficiency details

Calcium Deficiency

Characteristics:

Type
Nutrition
Leaf Location
Younger
Leaf Condition
Marginal chlorosis, Marginal necrosis, Distorted, Crooking
Leaf Color
Green - dark, Chlorosis (yellow), Necrosis (brown)
Plant Size
Stunted

Copper Deficiency details

Copper Deficiency

Characteristics:

Type
Nutrition
Leaf Location
Entire plant, Younger
Leaf Condition
Interveinal chlorosis, Interveinal necrosis
Leaf Color
Chlorosis (yellow), Necrosis (brown)

Iron Deficiency details

Iron Deficiency

Characteristics:

Type
Nutrition
Leaf Location
Younger
Leaf Condition
Marginal chlorosis, Interveinal chlorosis, Complete chlorosis
Leaf Color
Chlorosis (yellow), Bleached

Magnesium Deficiency details

Magnesium Deficiency

Characteristics:

Type
Nutrition
Leaf Location
Older
Leaf Condition
Marginal chlorosis, Interveinal chlorosis, Interveinal necrosis
Leaf Color
Chlorosis (yellow), Necrosis (brown)

Manganese Deficiency details

Manganese Deficiency

Characteristics:

Type
Nutrition
Leaf Location
Younger
Leaf Condition
Interveinal chlorosis, Complete chlorosis, Spotting - white, Spotting - brown
Leaf Color
Chlorosis (yellow), Necrosis (brown)

Molybdenum Deficiency details

Molybdenum Deficiency

Characteristics:

Type
Nutrition
Leaf Location
Entire plant, Younger
Leaf Condition
Marginal necrosis, Interveinal necrosis
Leaf Color
Green - pale, Necrosis (brown)

Page 1 of 2