• European corn borer

  larvae pupate in situ in the galleries or in the soil. Fully grown larvae overwinter inside their tunnels in stubble, stalks and maize ears, or in wild plants [...] nubilali s), is a severe pest of maize and has also been reported to attack apple, strawberries, peppers and other plants. It is present in Europe, North [...] mm in diameter and white when first laid but later turn yellow. The black head of the larva can be seen just before hatching. The eggs are laid in a mass

• Corn rootworm

  cycle and appearance In Europe, the western corn rootworm produces a single generation each year. The pest overwinters in the soil in the egg stage. Egg [...] 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 can develop [...] instars. The pupa is hard to find in the soil, as this stage lasts only a few days. The adults, 5-6 mm long, are dark yellow in colour and there are three black

• Japanese beetle

  ern Asia. It was first observed in the US more than 100 years ago. Although not a pest in Japan, extensive turf, and a lack of natural enemies, allowed [...] build up and spread steadily in the US. In Europe, Popillia japonica was for the first time reported in northern Italy in 2014 where official control actions [...] on the A2 list of the European Plant Protection Organization (EPPO). To prevent its further spread in Europe, occurrences outside the known area in Italy

• Southern European marshland pyralid

  caterpillars pupate in an earthen cocoon, concealed either within the crop or in another suitable spot in the vicinity. Pupation occurs in a cocoon made of [...] night, but can sometimes be seen in the daytime. Eggs are laid singly or in groups of 5 to 10 eggs, overlapping in a tile-like fashion on both the upper [...] prolegs. Caterpillars are found in webs, preferably in damp, humid places and are thus mainly found low in the crop, often in decaying organic material on

• Spidex Vital Go

  n Sachets in cardboard box. Carrier Wood chips. Application Hang sachets in and around first spider mite hotspots, in sheltered locations in the crop, [...] evansi . Mode of action Predatory mites multiply in the sachet and disperse into the crop over a period of a couple of weeks. Predatory mites use their piercing [...] not exposed to direct sunlight. In tomato only use Spidex Vital Go in hotspots Sachets already have an exit hole Hold sachets by the cardboard strip at

• Lesser house fly

  maggot development. In extreme cases, large fly populations can even represent a public health concern for the communities surrounding a farm. Damage symptoms [...] conditions, the maggots complete three larval stages and pupate (inside a puparium) in a week or more. Fannia puparia resemble the larval form, and the flies [...] temperate neotropics, and they typically reproduce in feces, compost and carrion. These flies are often a serious concern for commercial animal farming operations

• Cannabis aphid

  Although it was first described in 1860, the cannabis aphid ( Phorodon cannabis ; a.k.a. bhang aphid or hemp aphid) is a very new pest to North America [...] between 1.8–2.7 mm long. They are normally wingless but a winged form appears in late summer. Early in the season, the aphids are nearly colourless to pale [...] will typically reach maturity within a couple of weeks, and adults live up to a month. Outdoors, as the days shorten in late summer/early autumn, winged males

• Tobacco whitefly

  insect was first identified on tobacco in Greece in 1889, hence the name tabaci . It has subsequently been found in most tropical and subtropical countries [...] symptoms The larvae of 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 [...] physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence the development

• Pollination checklist outdoor

  For instance, position the hive on a crate or on a stack of stones. Flowering weeds may be visited by bumblebees in addition to the target crop. You should [...] down any flowering weeds in and around the area to be pollinated. Protect the hive against strong winds. Position the hive in a sheltered spot, or weigh [...] Koppert's bumblebees ensure natural pollination in both indoor and outdoor crops. Good pollination in outdoor crops can be achieved by following the r

• Buxatrap

  pheromone dispensers in the canisters Assemble the trap and fix the canisters in the trap Application Place the trap on a stick at a height of 1.5 metres [...] action The Buxatrap needs to be used in combination with Pherodis pheromone dispensers. The dispensers release a species-specific sex pheromone which lures [...] moth into the trap. Once in the trap they cannot escape and are easy to detect, count and identify. Trapping males also aids in reducing the number of eggs