Color Pictures of Mineral Deficiencies in Apples

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 —


APPLES — from the 1951 edition

Healthy Apple Leaves - No Mineral deficiency 
273. Healthy Apple Leaves

No Mineral deficiency

Stages in development of natural autumn tints.

 
Apple Leaves 7. Apple Leaves — No mineral deficiencies.

Stages in development of natural autumn tints.

  
Apple Leaves - Nitrogen deficiency 274. Apple Leaves

Nitrogen deficiency

Small; pronounced yellow and red tints.

 
Apple Leaves - Phosphorus deficiency 275. Apple Leaves

Phosphorus deficiency

Small; dull purple and bronze tints.

 
Apple Tree - Magnesium deficiency 276. Apple Tree

Magnesium deficiency

Severe defoliation of terminal shoots progressing from base to tip.

 
Apple Leaves - Magnesium deficiency - Lane's Prince Albert 277. Apple Leaves

Magnesium deficiency

Variety, Lane's Prince Albert. Intervenal chlorosis and necrosis.

 
Apple Leaves - Magnesium deficiency 278. Apple Leaves

Magnesium deficiency

Variety, Cox Orange Pippin. Central intervenal necrosis.

 
Apple Leaves - Magnesium deficiency 279. Apple Leaves

Magnesium deficiency

Purple tinting and intervenal necrosis developing from marginal areas.

 
Apple Leaves - Potassium deficiency 280. Apple Leaves

Potassium deficiency

Bluish green, with slight marginal and intervenal chlorosis, followed by marginal scorching, either brown or grayish brown color.

 
Apple Shoots - Iron deficiency 281. Apple Shoots

Iron deficiency

Tip leaves chlorotic; small veins show as fine network in early stages; margins develop brown patches. (cf. Plate No. 282, and Plate No. 282, manganese deficiency)

 
Apple Tree - Manganese deficiency 282. Apple Tree

Manganese deficiency

Variety, Early Victoria. Leaves severe chlorosis over most of tree; young leaves of terminal shoots not as severely affected as older leaves.

 
Apple Foliage - Manganese deficiency 283. Apple Foliage

Manganese deficiency

Leaves intervenal chlorosis progressing from margins towards midrib.

 
Apple Shoots - Zinc deficiency 284. Apple Shoots

Zinc deficiency

Center: healthy shoot from zinc deficient tree; Left and Right: shoots showing zinc deficiency symptoms; buds along shoots fail to develop, leaves small and narrow ("Little Leaf" condition) and tend to form rosettes at tips of shoots.

 
 

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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