diapause; the eggs of “semivoltine” Diabrotica barberi remain dormant in the soil for two winters. This allows the larvae to effectively skip the…
result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season, the death of young…
again and feed voraciously when the soil begins to warm up in spring. The larvae pupate below the soil surface in summer. The pupal stage lasts about…
from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the…
sexual stage in the life cycle. Wingless females of the mottled arum aphid are shiny whitish, yellowish or green with black cross bands behind the…
Professional growers can contact one of the Koppert distributors. How do I know whether the fruits and vegetables in the supermarket were grown…
of the kairomone. Application Hang the dispenser next to the sticky trap Place the sticky trap and dispenser just above (max. 30 cm) the top of the…
bug General The lygus bug (or tarnished plant bug) is native to North America, and it is especially common across the eastern half of the continent,…
website is complete, up to date, accurate, and suitable for the purposes for which the user of the website uses this information. Insofar as permitted…
After introduction of the hive, worker bumblebees start pollinating the flowers while at the same time collecting pollen to feed the brood. More…
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