Corn rootworm

virgifera virgifera ) is a chrysomelid beetle originating from North America, where it is regarded as the main pest of maize. Nowadays it is present in many [...] European countries, including Italy, where it is widespread in the maize-growing areas in the north. Maize is the only crop in which high population densities [...] consequently it is susceptible to serious damage. Adults may also be found on Poaceae, Asteraceae, Fabaceae and Cucurbitaceae. Damage symptoms Damage is caused

Entomite-M

on rates typically range from 100-500 per m 2 /release. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] moist, rich in organic matter and have a loose structure. The minimum temperature for successful use of Entomite-M is 15°C/59°F. Combined use For thrips control [...] the base of plant stems. The reduction of the infestation level occurs at a slow but steady rate. Pack size 10,000; 50,000; 125,000 predatory mites .

Tobacco whitefly

whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and the excess is excreted [...] es: If the population is very large, feeding on plant sap can affect the physiology of the plant, as a result of which growth is retarded. In full sunlight [...] from the pupa via a T-shaped fissure. The adult whiteflies are often scattered over the entire plant where they deposit their eggs. This is why on one leaf

Pepper weevil

the best approach is to monitor them during the cooler parts of the day, as this is when they are most active. Another recommendation is to inspect the ground [...] reddish-brown, or nearly black. Their main distinguishing feature is a ‘snout’ which is longer than their head and prothorax. Two days after hatching and [...] ground, it is clear that the crop has been very severely damaged. Lifecycle and appearance of the pepper weevil Newly hatched adults have a light brown

Blackberry

the Rubus and Idaeobatus subgenera. The blackberry is actually not a berry botanically speaking. It is a so-called aggregate fruit that consists of small [...] About The blackberry is an edible fruit that originates from a wide range of species belonging to the genus Rubus that is part of the family of Rosaceae

Beet armyworm

wild vegetation during the summer. It is highly polyphagous, feeding on plants of more than 20 families. It is a serious pest in greenhouses, where it [...] worst damage is caused by attacks on flowers and buds. Life cycle and appearance of Beet armyworm The beet armyworm (Spodoptera exigua) is a small, nondescript [...] dark, wrinkled stripes dorsally and a yellow band running the length of the body on either side, above which there is a black dot on each segment. The young

Aphilin

25-4 per m 2 /release. Releases should be repeated a number of times. Consult a Koppert advisor or a recognized distributor of Koppert products for advice [...] develops inside the aphid, which converts into a leathery mummy. The adult parasitic wasp emerges through a hole at the rear of the mummy. The first mummies [...] Host feeding also takes place. Visual effect Parasitized aphids turn into a black elongated mummy. Pack size 500 mummies. Presentation 100 ml bottle. Carrier

Quad

flowers Position the Quad hives evenly througout the plot. The best position is on a horizontal platform just above the ground Wait at least for half an hour [...] per crop and depends on environmental conditions. Always consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] One hive containing 4 separate extra large colonies of bumblebees including a queen, workers, brood and sugar water. Downloads Directions for use Application

Rhyzobug

per ha/release. Releases should be repeated once or twice. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] effect Small scales are consumed entirely. In larger scales feeding damage is visible as irregular holes in the scale cover. Pack size 500 adults. Presentation

Cannabis aphid

cannabis ; a.k.a. bhang aphid or hemp aphid) is a very new pest to North America. It was first seen on cuttings originating from Colorado in 2016 and is now [...] to the point that microscopic analysis of the head is required to distinguish them. The hop aphid is common in North American hops production; there have [...] developing on cannabis plants, as well. Damage symptoms The cannabis aphid is a sap sucker, like all aphids , and affected plants are damaged by the loss