0.9 mm), and yellow or cream-coloured. Cotton aphids have red eyes and relatively short antennae. Damage symptoms The cotton aphid ( Aphis gossypii )…
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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…
not susceptible to diapause and therefore can be applied all year round. Relative humidity should be above 75% and the temperature above 20°C/68°F for…
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…
Timing and frequency depend on the pest species and the crop environment (relative humidity, soil moisture and temperature). Consult a Koppert advisor…
water) and nutrients for germination. Germination also happens at very high relative humidity (RH > 93%) on dry plants. The germ tube grows into the…
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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