blight General Late blight (Phytophthora infestans f.sp. infestans) is also known as Phytophthora blight, tomato blight, early / late blight tomato,…
of carrot fly a year. The first generation appears late April/early May and the second towards late July/August (depending on geographic location).…
The first instar larvae overwinter within the eggs and hatch in mid- or late April. They are nocturnal and feed gregariously. The newly emerged…
Tender annual or perennial plants are planted in a protected environment in late winter: begonia, chrysanthemum, arguranthemum, lobelia, petunia,…
continuingly laying eggs and providing orders for the worker bumblebees. In late summer the queen will start producing new queens and males (drones)…
above the soil surface. Adult common crane flies emerge from the soil in late summer to fall, and females mate and lay 200-300 eggs. Larvae emerge…
viviparous females continuing to produce new generations of females. By late May or June (in the northern hemisphere) multiple large colonies may be…
kill the plants. In case of a less severe infection, the vines may wilt at a late stage of the crop, but when water supply is in any way limited…
trees sheltering in cracks and under loose bark. The nymphs become active in late March or April (in the northern hemisphere) and around the end of…
rot. Symptomless infections can also occur. Foot rot becomes obvious from late stem extension onwards. It results in dark-brown staining of the lower…
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