Fig. 581 Branch of a sour cherry tree ( Prunus cerasus ) with severe symptoms of Fe deficiency.

1. Fig. 578 Branch of a sweet cherry tree (Prunus avium) of the var. “Büttners Knorpel” with slight characteristic symptoms of Fe deficiency.

2. Fig. 579 Orchard with sour morello (cherry) trees (Prunus cerasus) with very severe symptoms of Fe deficiency happening in some single trees.

3. Fig. 580 Orchard with sour cherries (Prunus cerasus) of the var. “Fanal” with a defoliated and died off tree due to a long lasting and very severe Fe deficiency.

4. Fig. 581 Branch of a sour cherry tree (Prunus cerasus) with severe symptoms of Fe deficiency.

5. Fig. 582 Leaves of sweet cherry trees (Prunus avium) with differently developed symptoms of Fe deficiency; top row: healthy leaves; center below: the most damaged leaves.

6. Fig. 583 Apple tree (Malus domestica) of the var. “Carola” on a heavy loamy soil (pH = 7.2) with slight symptoms of Fe deficiency.

7. Fig. 584 Apple tree (Malus domestica) of the var. “Carola” with severe symptoms of Fe deficiency.

8. Fig. 585 Apple trees (Malus domestica) of the var. “Alkmene” with very severe symptoms of Fe deficiency; in the background trees of the var. “Herma” on the same soil without Fe deficiency (Variety dependent occurrence of Fe deficiency).

9. Fig.586 Branch of an apple tree (Malus domestica) of the var. “Alkmene” with very severe symptoms of Fe deficiency.

10. Fig. 587 Slight symptoms of Fe deficiency in the apple tree (Malus domestica) var. “Alkmene”.

11. Fig. 588 The same branch of the tree from picture 587 five weeks after soil fertilization with Fe-chelate.

12. Fig. 589 Young orchard of pear trees (Pyrus communis) on a calcareous soil near Bologna, Italy, with severe occurrence of Fe deficiency; notice the subculture crops of vegetables without Fe deficiency.

13. Fig. 590 Branch of an apricot tree (Prunus armeniaca vulgaris) with severe characteristic symptoms of Fe deficiency.

14. Fig. 591 Leaves of a house plum tree (Prunus domestica) on a carbonate soil with very severe symptoms of Fe deficiency (already necrotic spots in the chlorotic laminae of the leaves).

15. Fig. 592 Young almond tree (Amygdalus communis) with symptoms of Fe deficiency, induced by very high contents of “available” soil P and soil pH.

16. Fig. 593 Peach tree (Prunus persica) with characteristic symptoms of Fe deficiency.

17. Fig. 594 Young peach tree (Prunus persica) with very severe, already the whole foliage attacking Fe deficiency.

18. Fig. 595 Branch of a peach tree (Prunus persica) three times sprayed with Fe-chelate; notice the spotlike regreening of the foilage.

19. Fig. 596 Leaves of the peach tree (Prunus persica) from picture 594. after several foliar applications of Fe-chelate only sporadically spotlike regreening of the leaves.

20. Fig. 597 The same peach tree like on picture 593 eight weeks after soil application of Fe-chelate; the young shoots without Fe deficiency.

21. Fig. 598 Only spotlike regreening of the leaves of the ornamental bush Japanese quince (Chaenomeles lagenaria) with very severe Fe deficiency after several application of Fe-chelate.

22. Fig. 599 Vineyard on a very heavy clay loam (soil pH = 7.5) with total yellowing of the foliage of the vines (Vitis vinifera) (“Yellowing foliage”) due to a very severe Fe deficiency.

23. Fig. 600 Vineyard with healthy vines (Vitis vinifera) up the hill and with very severe yellowing of the foliage of the vines due to Fe deficiency down the hill caused by a puddled and compacted soil.

24. Fig. 601 Leaves of the vines (Vitis vinifera) from picture 599 with very severe symptoms of Fe deficiency, often called “lime chlorosis”.

25. Fig. 602 Single leaf of a vine plant (Vitis vinifera) with sharp contured green veins, interveinal chlorosis and marginal scorch due to a very severe Fe deficiency.

26. Fig. 603 Picture 603-604 Close-ups of leaves of the vine plants (Vitis vinifera) from picture 599. Picture 603: leaves with severe Fe deficiency.

27. Fig. 604 Picture 604: the same leaves five times sprayed with Fe-chelate.

28. Fig. 605 Seedlings of sweet oranges (Citrus sinensis) with symptoms of Fe deficiency.

29. Fig.606 Leaves of sweet orange trees (Citrus sinensis) with symptoms of Fe deficiency; from left to right: healthy leaves without chlorosis, slight symptoms of chlorosis, moderate symptoms of chlorosis and severe symptoms of chlorosis.

30. Fig. 607-608 Raspberry plants (Rubus idaeus) with very severe symptoms of Fe deficiency, partly already with necrotic patches and marginal scorch (picture 607), induced by very high “available” soil P contents and permanent high P dressings on a heavy calcareous soil (soil pH = 7.2).

31. Fig. 608

32. Fig. 609 Leaves of a blackberry shrub (Rubus fruticosus) with symptoms of Fe deficiency; left: healthy leaf.

33. Fig. 610 Strawberry plants (Fragaria) with symptoms of Fe deficiency.

34. Fig. 611 Leaves of a red currant bush (Ribes rubrum) with symptoms of Fe deficiency; top row left: oldest leaf of a twig; bottom row right: youngest leaf.

35. Fig. 612 Wild rose (Rosa canina) on a heavy carbonate soil (pH = 7.5) with symptoms of Fe deficiency.

36. Fig. 613 Sunflower plant (Helianthus annuus) in hydroculture with very characteristic symptoms of Fe deficiency.

37. Fig. 614 Sugar beet plant (Beta vulgaris saccharifera) in hydroculture with severe symptoms of Fe deficiency.

38. Fig. 615 Sugar beet plant from picture 614 in a more advanced stage of Fe deficiency.

39. Fig. 616 Leaves of sugar beet plants (Beta vulgaris saccharifera); left: Fe deficiency; center: healthy leaf; right: Mn deficiency.

40. Fig. 617 Maize (corn) plants (Zea mays) in hydroculture with mild symptoms of Fe deficiency.

41. Fig. 618 Oat plants (Avena sativa) in hydroculture at flowering; left: very mild Fe deficiency; right: more severe symptoms of Fe deficiency.

42. Fig. 619 Leaves of oat plants (Avena sativa) grown in a peat soil; above: with Fe fertilization; below: without Fe with characteristic mild symptoms of Fe deficiency.

43. Fig. 620 Leaves of alfalfa plants (Medicago sativa) in hydroculture; left: healthy leaves; right: leaves with symptoms of Fe deficiency.

44. Fig. 621 Leaves of broad bean plants (Vicia faba) in hydroculture with symptoms of Fe deficiency; above left: leaf of a healthy plant.

45. Fig. 622 Leaves from dwarf bean plants (Phaseolous vulgaris var. nanus) in hydroculture; from top row left to bottom row right increasing chlorotic symptoms due to Fe deficiency.

46. Fig. 623 Leaves from a cucumber plant (Cucumis sativus) in a peat soil with a pH of 6.5 with symptoms of Fe deficiency left (leaf Fe content = 63 ppm); right: healthy plant.

47. Fig. 624 Leaves of marrowstem kale (Brassica oleracea var. medullosa) with slight symptoms of Fe deficiency (left leaf); right: healthy leaf.

48. Fig. 625 Leaves of marrowstem kale (Brassica oleracea var. medullosa) with severe to very severe symptoms of Fe deficiency; left: healthy leaf.

49. Fig. 626 Leaf of a tomato plant (Lycopersicum esculentum) with symptoms of Fe deficiency.

50. Fig. 627 Leaves of celery plants (Apium graveolens); from left to right with increasingly developed symptoms of Fe deficiency.