• Whitefly

  actively engaged for several hours in seeking a suitable place on the leaf where they can feed. Once they have found such a spot, they remain there throughout [...] comparable in outline. Whitefly can be found in many different environments, but they are particularly common in greenhouse settings and in agricultural [...] insects that are typically about 1-2 mm in length. They have a distinctive, triangular shape and hold their wings in a vertical position over their body when

• Cyclamen main pest pressures

  June 20, 2019

  Thrips There are many species of thrips, but Frankliniella occidentalis , or western flower thrips (WFT), is the most common species found in Cyclamen [...] Cyclamen mite, Phytonemus pallidus , is a very tiny mite, only just visible to the naked eye, and is must commonly found in glasshouses. The mites may be concentrated [...] before the flower buds have developed, as a preventative thrips control strategy. Swirski-Mite At bud development stage, switch to loose Swirski-Mite (

• Cactus mealybug

  Spilococcus cactearum ) is a pest of cacti and other succulents. It was first described in England but its origin is not clear. It is now found on many gr [...] form a pupa. After a complete metamorphosis, a winged male emerges from this pupa. The males lack mouth parts and are incapable of feeding. They have a brief [...] onwards are covered with a white waxy material in the form of powder, threads, spiky projections or platelets. Eggs are laid in a sticky, foamy mass of wax

• Chrysoperla carnea

  soft-bodied insects that are harmful to plants. In agriculture, Chrysoperla carnea i s employed as a biological control agent to manage pest populations. The larvae [...] Chrysoperla carnea for pest control Chrysoperla carnea , commonly known as the green lacewing, is a beneficial insect used in agriculture as a natural predator [...] conditions for use of Chrysoperla carnea Chrysoperla carnea is effective in a wide temperature range including low temperatures (average > 12°C/54°F). It is most

• The Swirski-Mite Revolution: A Game-Changer in Pest Control

  October 21, 2024

  effective glutton, it can also be used in many crops and under a great variety of circumstances. In the first instance, it can be used in large fruiting vegetable [...] market: as a natural enemy that does its work reliably in all kinds of situations. For growers on their farms, this is one less thing to worry about.’ A bullseye [...] introduced in a variety of circumstances. Think of factors such as humidity, day length and temperature range that play a role in determining whether a biocontrol

• Cerall Brochure

  of the results from 11 field trials, 2 in Belgium, 2 in Germany, 2 in Italy, 1 in Spain, 1 in Sweden and 2 in Switzerland. Variation between trials is [...] Cerall A powerful seed treatment solution against seed-borne diseases in cereals A powerful weapon against fungal diseases In cereal production, seed-borne [...] the crop also in a later stage. For most of these diseases, seeds are the primary carrier of the infection. Cerall offers a powerful weapon to protect the

• Tobacco aphid

  yield. Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein. The [...] appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When reproduction is [...] appear matt, never glossy. Winged individuals have a brown-black head and thorax and a reddish abdomen. There is a dark brown spot on the abdomen and several

• Artificially lit crops pollination advice

  bees to fly only when there is sufficient daylight (e.g., between 10:00 a.m. and 3:00 p.m.). If the energy screen remains closed for a full day, it's better [...] confusion in their orientation. To prevent bumblebees from flying aimlessly in the crop, it is advised to turn off grow lights well before sunset to encourage [...] daytime for plants, can lead to issues for bumblebees. Grow lights emit the light spectrum relevant for plant growth and development (400-700nm) but lack

• Powdery mildew

  harder for the fungi to enter the leaves To reduce chances of powdery mildew in greenhouses, it is advised to first ventilate by only opening the windows [...] found yet for all powdery mildew fungi and especially in greenhouse crops they don’t play a role in the epidemics. Fungal spores germinate on the leaf surface [...] explode when in contact with water for no more than a few hours. Powdery mildew spores, either ascospores or conidia, don’t need nutrients or water for germination

• FAQ Spidex Vital

  overcome to produce this product, I have been told it was near impossible? After years of research, Koppert has managed to develop a new formulation for better [...] species to the Spidex I am used to? No, it is exactly the same Phytoseiulus species as in de former Spidex Vital: Phytoseiulus persimilis. When does it turn [...] Application Why does it have a different colour than the Spidex I’m used to? During production of Spidex Vital the predatory mites don`t get to eat spider mites