Tetranychus urticae , it does not produce large amounts of webbing. The eggs are about 0.15 mm in diameter, dark red, and oval with small ridges…
black. The eggs are laid in May or June in groups in the soil. They hatch about one month later and the larvae start to feed on roots. The larvae…
grey or orange-yellow with a broad dark marginal stripe. The wingspan is about 40-55 mm and the dorsal thorax is covered with close-lying hairs. The…
long and yellowish chestnut brown. Amphimallon majalis is somewhat smaller; about 13-15 mm long and reddish-brown in colour. The adult beetles fly in…
The larvae develop through five instars and the full-grown caterpillar is about 40 mm in length. The head capsule is black. The body of the…
100-200 nymphs. In the summer, the life cycle takes about six weeks to complete and in the winter about 12 weeks. Damage symptoms Mealybugs inflict…
colour and about 0.1 mm long. They usually develop to the 2nd stage within a day. All life stages look very similar. The adults develop after about…
trifolii ) originates from North America, but occurs also in Europe since about 1976. The American serpentine leaf miner ( Liriomyza trifolii ) is…
ground. The pinkish red eggs are about 0.5 mm in diameter and become steadily darker. Just before hatching, which occurs about a week later, the young…
layer of damp soil, where they also pupate. The adult shore fly is black, about 4 to 5 mm long, and stout with short antennae and short legs. The head…
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