which in turn causes the plant to wilt. Spores may be wind-dispersed to new hosts. In the senescent tissue, the resting mycelium or the microsclerotia…
Germination of the oospores is stimulated by exudates from roots of a susceptible host nearby. The oospores germinate and form so-called sporangia…
infection. The soil-borne teliospores may survive in soil without suitable host for as long as ten years. Seed-borne transmission does occur, but is…
Zoospores are formed from the overwintering structures which infect the host. Zoospores are spores with flagellae which enable them to move through…
9-13 days Damage symptoms The developing larvae eat different parts of the host plant, depending on the crop, the stage of crop development, and the…
their common name comes from. Cutworms are vey polyphagous and have a wide host range. Life cycle and appearance of Cutworms The adults of Agrotis…
young leaf miner larvae by using them as a food source. This is known as host feeding. Visual effect The presence of Diglyphus isaea in the crop is…
Planococcus ficus ). Visual effect Pupae develop in the mummified skin of the host and look like swollen mealybug larvae. Empty pupae have an…
crop rotation in field crops of at least two years and alternate with a non-host crop Apply deep-ploughing to stimulate the decay of crop residues…
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