Red palm weevil

However, the damage done before these later stages when detection becomes easier, can suffice for palms to die. Females lay eggs individually into soft tissues [...] that can further destroy living tissue. Due to the specific morphology of the palms, direct or indirect destruction of the apical bud will lead to the death [...] but has spread to Africa and Europe with distribution through the Mediterranean since the 1980s. Damage symptoms It is very difficult to recognize the first

Ervipar

density and should always be adjusted to the particular situation. Start introduction preventively soon after planting of the crop. Introduction rates typically [...] 25-2 per m 2 /release. Releases should be repeated weekly during the period when aphid infestation is expected. Consult a Koppert advisor or a recognized [...] (68 and 77°F). Not effective at temperatures above 30°C/86°F. Combined use Can be used in combination with other aphid biocontrol agents, like for instance

Aphidius ervi

aggressive and can even pursue the aphid to parasitize. Because of this, the disturbance of aphid colonies can have a serious impact. The aphids can be spread [...] various agricultural regions around the world due to its effectiveness. An Aphidius ervi female wasp can parasitize hundreds of aphids within two days. Aphidius [...] density and should always be adjusted to the particular situation. Start introduction preventively soon after planting of the crop. Introduction rates typically

Corn earworm

deep. This prepupal stage takes one to two days. It then pupates for ten to fourteen days, or three to five months in areas with very cold winters. The pupae [...] fruit from the host plant, as well as on the corn of immature cobs and ears. Adults of corn earworm are nocturnal, since they react to light radiation at [...] entry hole as their only visible trace, which makes it necessary to open the crop to detect the pest. Life cycle and appearance of the corn earworm The

Diamond back moth

average, only 13 to 35 m within a crop field, however, they are readily carried by the wind and as such can disperse 400 to 500 km per night. [...] suggested to have its origin in Europe, South Africa or East Asia, but is now present wherever its cruciferous hosts exist and it is considered to be the [...] lepidopteran species. It is highly migratory and wind-borne adults can travel long distances to invade crops in other regions. Damage symptoms The caterpillar

Diglyphus isaea

The wasp’s feeding rate and efficacy can vary with the density of leafminer infestations, allowing it to adapt to changing pest pressures. Adult Diglyphus [...] within, leading to its death. This feeding behavior is highly effective in reducing leafminer populations, as each Diglyphus isaea larva can eliminate multiple [...] a single egg (occasionally more) next to it. In general, the wasp selects late second and third instar larvae to parasitize. An egg has an elongated shape