Submitted by shelly on Wed, 07/01/2009 - 16:33
Posted in
Black root rot
Roots turn black and rotGeneral Information : Excessive moisture and moderately high temperatures (25o - 30oC) encourage disease development.
Symptoms :
The disease can occur at any stage.- Affected plants turn yellow and wilt.
- Dead plants are seen scattered in the field.
- The root system is rotten most of the finer roots are shed, and the remaining roots turn black.
Control :
Avoid high soil moisture.- Seed treatment with thiram +benomyl, thiram + captan at 3 g kg -1 of seed.
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