Fusarium crown and root rot
Fusarium crown and root rot (fusarium oxysporum f. sp. radicis-lycopersici) :
Can be characterized as brown vascular tissue in stem from crown to slightly above; stem surface can be brown; roots are brown and rotting.
Control: Use disease-free transplants, avoid injuring transplants when they are set in the field and use a preplant fumigant. The soil should be of good tilth and adequately moist for at least two weeks prior to fumigation. Use an appropriate chisel spacing and depth, and immediately cover the bed with plastic mulch following fumigation.
