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Mineral Nutrition
Deficiency Symptoms of Elements
1 question, with its answer.
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Gray spots of oat are caused by deficiency of : -Grey speck (gray spot) disease of oats is a physiological disorder caused by manganese deficiency. Grey-brown spots and streaks appear on the leaves.
Manganese activates many enzymes of photosynthesis, respiration and nitrogen metabolism, and is needed for the splitting of water in photosynthesis.
Other examples: marsh spot of peas is also due to Mn deficiency; little leaf is due to Zn deficiency; reclamation disease is due to Cu deficiency; and chlorosis of young leaves is due to Fe deficiency.
So gray spots of oat are caused by deficiency of Mn.
That is every question in Deficiency Symptoms of Elements.
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