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27
Jul

Control Measures for Rice Leaf Scald disease

Cultural practices to control Leaf Scald:

• Use disease free seeds for sowing.

• Do not use high nitrogenous fertilizer.

Chemical control measures for Leaf Scald :

If the disease observed in the field then spray 0.1% Carbendazim solution or 2g mancozeb or 2.25g Zineb in 1liter of water

27
Jul

Damage Symptoms of Leaf Scald disease

1. Lesions of alternating light tan and dark brown starting from leaf tips or edges.

2. Lesions oblong with light brown halos in mature leaves.

3. Individual lesions 1-5 cm long and 0.5-1 cm wide or may almost cover the entire leaf.

4. Continuous enlargement and coalescing of lesions result in blighting of a large part of the l

27
Jul

Leaf Scald disease

1. Causal Organism: Monographella albescens.

2. Period of occurrence: The disease is important during the tillering and stem elongation stages of the crop.

3. Extent of yield loss: In India 20-30% yield losses were reported due to this disease.

4. Alternate hosts: The hosts of the fungus include Echinochloa crus-galli (L.) P. Beauv. (cockspur) and Oryza

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