Anthurium

These flowers are both bisexual and protogynous, which means that the spadix is going through a female phase first. A male phase follows after about a month

Vine mealybug

Pseudococcidae, and is also known by the names Mediterranean vine mealybug and Grapevine mealybug. As the name indicates, this mealybug is mostly found [...] (ovisac) containing from 300-500 eggs. The nymphs are very similar to the adult female, even if they are smaller. The prepupa and pupa stages are present only [...] with long tail filaments and transparent wings and has no mouthparts. The female is larger (3 mm) and voluminous, has an elongated oval shape and has no

Spotted Wing Drosophila

mm. Males are smaller than females. They can be easily distinguished from males of other Drosophila species or SWD females by a large dark spot on each [...] each wing, where their common name is derived from. Females have a strong saw-like ovipositor that is used to penetrate the skin of the host fruit and for [...] tan-brown and 3 mm long. Contrary to other Drosophila species , D. suzukii females lay their eggs into healthy, unripe fruits. The larval development takes

Mealybugs and scales

bugs ). Coccoidea are at first sight barely recognizable as insects. The females are wingless and immobile, and covered with a hard scale (armoured scales [...] honeydew. The concealed habit and the protective covering of these insects mean that they are very well protected against natural enemies and also against [...] viruses. Mealybugs inflict damage on the crop in various ways: nymphs and females extract the sap from the plant, stunting growth and causing deformation

Spidex Vital Trial Results

eggs of the adult Spidex Vital females were counted every day. This was carried out head to head with “regular” Spidex females and conformed to the standard [...] feedback from several trial plots. Cumulative # Spidex on infested leaf Mean mobile Spidex per leaf 3,0 2,5 2,0 1,5 1,0 0,5 0,75 2,38 Current Spidex [...] collected data Cumulative egg laying during a 5 day period Cumulative eggs per female 25 Spidex Vital Spidex regular 20 15 10 5 0 0 1 2 3 4 5 Observation

Privacy

newsletters, we ask you to provide the following information: First name and surname Company name Sex Country Email address Crop group preferences We will process [...] website. We ask you to provide the following information: First name and surname Company name Email address Crop preferences Telephone number We collect, process [...] processes the following categories of personal data: First name Surname Email address Company name Images of customers and contact persons Recruitment The

Operation Mealybug

Mealybugs are a feared enemy, causing considerable damage to crops. Both the female adults and the nymphs feed on the plants, resulting in misshapen and yellowing [...] predatory beetle Cryptolaemus motrouzieri , available under the product names Cryptobug and Cryptobug-L . The adults (Cryptobug) are very mobile and equipped [...] Koppert therefore now supplies them in the larval stage, under the product name Cryptobug-L. Damage symptoms of mealybugs Although most species of mealybugs

Bacterial canker of tomato

General Clavibacter is a quarantine organism in Europe, which means that strong efforts are used to prevent the bacterium from entering. When the occasional [...] especially when cutting the tubers. This discolouration is round, hence the name ring rot. Life cycle and appearance of Bacterial canker of tomato Clavibacter

Grey mould

(drought- and cold-resistant structures) in the soil. Damage symptoms As the name suggests, grey mould’s ( Botryotinia fuckeliana / Botrytis cinerea ) most [...] ( Botryotinia fuckeliana / Botrytis cinerea ) is a necrotrophic fungus, meaning that it excretes compounds that kill the plant cells and then uses the content

Stratiolaelaps scimitus (Hypoaspis miles)

predatory mite Stratiolaelaps scimitus is also known under the scientific name Hypoaspis miles . It is a soil-dwelling predatory mite occurring naturally [...] feed. Nymphs and adults prey mainly in the upper 1-2 cm of the soil. Adult females consume up to 4.5 thrips pupae per day. Life cycle of Stratiolaelaps scimitus [...] clearly visible brown dorsal shield, brown legs, and brown mouthparts. The females are larger than the males, and have a white stripe on the rear end of the