Nutrients213-page15

Nutrients213-page15 - Plant Nutrients and Soils - 15 Key to...

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Plant Nutrients and Soils - 15 Key to Plant Nutrient-Deficiency Symptoms I. Effects general on whole plant or localized on older, lower leaves. .............................................. 2 2. Leaves light green. Uniform chlorosis of older leaves, which may die and turn brown. Abnormal production of anthocyanins in stems and leaves. Stems with greatly reduced terminal growth. ............................................................................... Nitrogen 2 Leaves dark green. Stunted growth. Abnormal production of anthocyanins resulting in red and purple colors. Death of older leaves. Stems weak and spindly. ................................................................. ……. ........................ ………. ...Phosphorus II. Effects mostly localized on older, lower leaves. ............................................................................ 3 3. Older leaves chlorotic, initially interveinal, beginning at tips of leaves. Margins and tips of leaves may turn or cup upward. If severe, all leaves
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