• Black root rot of cucurbits

  Phomopsis sclerotioides forms sclerotia which can survive adverse conditions for years in the soil, but little else is known about the life cycle. The fungus [...] air and soil particles. How to prevent Black root rot of cucurbits Test for the presence of Phomopsis sclerotioides with molecular tools before planting

• Wheat bunt

  Soil moisture between field capacity and permanent wilting point is best for infection. How to prevent Wheat bunt Use resistant cultivars. However, the [...] Triticum controversa mostly attacks the 2-3 leaf stage, this is less effective for this fungus Prevent plant diseases by optimizing plant potential and crop

• Cercospora leaf spot

  fungus has the ability to overwinter in plant debris and remains in the field for long time. Management Spray Veni GoKlean at the rate 1.25 to 1.5 ml per litre

• Bacterial spot

  shed the leaves that are severely infected. Humid conditions are conducive for lesion expansion. On the stems, long, narrow cankers appear, which become

• Charcoal rot

  but this is not considered a main source of infection. Optimum conditions for this fungus are temperatures above 32 °C and dry conditions. In field crops

• Pomegranate bacterial blight

  Relative humidity above 50% and temperature between 25 - 30 0 C, over-use of nitrogen fertilizer, micronutrient deficiency and reduced plant health leads to swift development of bacterial blight. Symp

• Pea blight, leaf and pod spot

  develop most rapidly at temperatures below 20 °C and the spores require water for dispersal. How to prevent Pea blight, leaf and pod spot Grow peas in arid

• Cottony soft rot

  fungus also infects seeds and tubers, thereby creating a source of infection for the next crop. The dispersal to neighbouring plants is by mycelial growth

• Pierce's disease of grapevine

  or dormant plants. In citrus, the bacteria can be transferred in seed used for propagation. The bacteria are limited in many regions by winter conditions [...] and seems to depend on the location of the bacteria in the infected plants. For example, transfer from infected plum trees with high bacterial levels in the

• Angular leaf spot

  General Xanthomonas fragariae is a leaf spot disease found in strawberry. Damage symptoms Xanthomonas fragariae initially causes small, water-soaked lesions on the underside of the leaf. They enlarge