0.9 mm), and yellow or cream-coloured. Cotton aphids have red eyes and relatively short antennae. Damage symptoms The cotton aphid ( Aphis gossypii )…
up to 28-30 °C (optimum temperatures lie between 15 and 28 °C) and at a relative humidity (RH) of over 90% or when the leaves are wet. Small…
their larval development the next spring. While the younger larvae are relatively harmless, the older larvae are the most aggressive. In early spring…
insects are 1 to 5 mm long, grey-black flies with long antennae. They have relatively long legs, and the wings show very clear venation. The fly has a…
prey populations, the sex and age of the predator, and the temperature and relative humidity. In general, the consumption of prey increases if the…
es are between 20 and 28°C (68 and 82°F). A. andersoni is sensitive to relative humidity below 65%. Combined use Can be combined with Orius spp.. Do…
are much lighter and have dark lateral stripes. The caterpillars are relatively thin and measure up to 25 mm in length. They are slightly hairy and…
Timing and frequency depend on the pest species and the crop environment (relative humidity, soil moisture and temperature). Consult a Koppert advisor…
varies considerably according to the crop: in begonia and kalanchoë a relatively small population can cause severe damage, whereas roses appear to…
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