, is a serious apple pest. It is widespread in Europe and also occurs in Africa, North and South America, and Asia and can cause severe damage to both…
is mainly a pest of fruit trees (apple, pear, plum and cherry). However, it can attack a large scale of other woody plants and is occasionally a…
seedlings. Poor growth: Bean seedlings may fail to emerge or show stunted growth compared to healthy plants. Damage to seeds: Darkened or damaged…
appearance of The shallot aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In…
and have a wide host range. Life cycle and appearance of Cutworms The adults of Agrotis spp. have pale grey to grey-brown forewings with a faint…
yellowish white to pale greenish yellow, with red eyes. The body is covered with conspicuous capitate hairs. They are relatively small aphids with a…
These eggs are a greyish white, suffused with a blue-grey in the middle and they have irregular surface ridging. The caterpillars have a small head…
yellow rose aphids have a brownish head; the body is bright yellow to yellow-green or green and rather shiny. Winged aphids have a bright green…
youngest a transparent yellow to grey-green with a characteristic brown-black head capsule. After the third moult, the caterpillar is green with a…
females by a large dark spot on each wing, where their common name is derived from. Females have a strong saw-like ovipositor that is used to…
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