Unit B: Establishing a Fruit Garden Lesson 5: Fertilizing Fruit and Nut Trees 1 Deficiency Symptoms...
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Transcript of Unit B: Establishing a Fruit Garden Lesson 5: Fertilizing Fruit and Nut Trees 1 Deficiency Symptoms...
Unit B: Establishing a Fruit Garden
Lesson 5: Fertilizing Fruit and Nut Trees
1
Deficiency Symptoms Review
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Please note:◦Every fruit will display some special characteristics when experiencing a particular deficiency. For example, a copper deficiency in apple has different characteristics than pear.
◦These slides only show the general characteristics to look for.
◦Use TM: B5-2 as a reference while observing these slides.
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Nitrogen
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Nitrogen
Nitrogen deficiency causing leaf drop on fruit trees.
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Phosphorus
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Potassium
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Calcium
Apple calcium deficiency appears as slightly sunken round blemishes, more numerous at blossom end.
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Magnesium
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Sulfur
Sulfur deficiencies are hard to diagnose as they are very similar to Nitrogen- yellow leaves, poor fruiting. The only difference is sulfur deficiency begins in younger leaves.
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Boron
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Boron
Boron deficienct cherry showing dieback of shoot terminals.
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Copper
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Chlorine
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Iron
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Manganese
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Molybdenum
Molybdenum deficiency is hard to diagnose as it is very similar to Nitrogen. Also, Molybdenum is very rarely deficient.
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Zinc