Color Pictures of Mineral Deficiencies in Barley

from

The Diagnosis of Mineral Deficiencies in Plants by Visual Symptoms
by Thomas Wallace, M.C., D.Sc., A.I.C.

Published by His Majesty's Stationary Office — 1943

— Crown Copyright Reserved —


BARLEY IN SAND CULTURE — from the 1951 edition

Barley Plants - Nitrogen deficiency 
07. Barley Plants

Nitrogen deficiency

Lack of tillering; stems thin, basal portions red; leaves pale green and older leaves yellow and die off early.

 
 
Barley Plants - Phosphorus deficiency 08.Barley Plants

Phosphorus deficiency

Lack of tillering and stems thin; stems and leaves bluish green at first, develop purple tints; older leaves wither and die off early.

 
Barley Stems - Phosphorus deficiency 09. Barley Stems

Phosphorus deficiency

Stems bluish green and leaf sheaths strong purple tints.

 
 
Barley Stems - Calcium deficiency 010. Barley Stems

Calcium deficiency

Death of growing points and failure of young leaves to expand. (cf. Plate No. 018 and Plate No. 036, boron deficiency)

 
 
Barley Plants (Basal Section of Stems) - Magnesium deficiency 011. Barley Plants (Basal Section of Stems)

Magnesium deficiency

Older leaves pale green, marginal yellowing and necrosis.

 
 
Barley Leaves - Magnesium deficiency 012. Barley Leaves

Magnesium deficiency

Marginal yellowing and necrosis.

 
 
Barley Plants - Potassium deficiency  013. Barley Plants

Potassium deficiency

Growth short and uneven and few heads form; leaves bluish green and much dying off of older leaves beginning near tips and margins; severe leaf stripe (Helminthosporium gramineum) also present.

 
 
Barley Plants - Potassium deficiency 014. Barley Plants

Potassium deficiency

Showing white blotchy lesions which develop when deficiency is very acute.

 
 
Barley Leaves - Manganese deficiency 015. Barley Leaves

Manganese deficiency

Leaves slightly chlorotic especially near tips, and show intervenal brown spots. (cf. Plate No. 016)

 
 
Barley Leaves - Manganese toxicity (soil acidity complex) 016. Barley Leaves

Manganese toxicity (soil acidity complex)

Leaves, dead tips; intervenal brown spots (may be confused with manganese deficiency) (cf. Plate No. 015)

 
 
Barley Plants - Aluminium toxicity (soil acidity complex) 017. Barley Plants

Aluminium toxicity (soil acidity complex)

Left, aluminium toxicity; right, toxicity decreased by calcium carbonate. Shoot growth stunted; leaves stubby and die back at tips; Leaf color dull green; leaves and stems develop purple tints similar to phosphorus deficiency; roots short and stubby and lack fiber. (cf. Plate No. 09)

 
 
Barley Plants - Boron deficiency 018. Barley Plants

Boron deficiency

Stems appear swollen, leaves develop necrotic margins and break; growing points die and young growths fail to expand. (cf. Plate No. 010)

 
 
Barley Heads - Boron deficiency 019. Barley Heads

Boron deficiency

Left, heads distorted and dwarfed; Right, normal heads.

 
 

Index

  • Flax
  • Hops
  • Kale
  • Lettuce
  • Maize
  • Mangold
  • Oats
  • Onion
  • Parsnip
  • Pear
  • Peas
  • Plum
  • Potatoes
  • Radish
  • Rape
  • Rye
  • Spinach
  • Sugar Beet
  • Swede
  • Table Beets      
  • Tomatoes
  • Turnips
  • Wheat
  • Top of Page

    The Diagnosis of Mineral Deficiencies in Plants by Visual Symptoms

    by Thomas Wallace, M.C., D.Sc., A.I.C.

    Color Pictures of Mineral Defeciencies in Plants – 1943


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