• Cryptolaemus montrouzieri

  larvae resort to cannibalism under these conditions. At a temperature of 21°C, during the whole period of its development to adult beetle, a larva eats more [...] beetle Cryptolaemus montrouzieri is a species of beetle belonging to the family Coccinellidae. The beneficial insect is a small but highly effective predator [...] i prefers mealybugs, this species is known to be a polyphagous predator. Sometimes other insects related to mealybugs are eaten, such as soft scales or

• Pepper weevil

  around seven to eight days, depending on the temperature. When pupation begins, the larva forms a cavity and covers it with its excrement, creating a type of [...] of cell, to be used later when it begins its metamorphosis. It develops a shiny white colour and eyes which are yellow at first, and become darker after [...] after a few days; after three to six days, this stage is fully complete and it becomes an adult. On average, the cycle takes 21 days.

• Beneficial Nematodes For Biological Pest Control

  July 28, 2023

  them. How Do They Work? After application, the nematodes search for their prey. Once they have found a host insect, they penetrate it through its natural [...] soil pests, but research and field experience show that it is possible to use them on leaves as well. This development opens up a world of new possibilities [...] of beneficial nematodes to support the transition to sustainable agriculture is enormous. And because of Koppert’s dedication to research, the opportunities

• Green peach aphid

  may originate from Asia, where its winter-hardy host plant, the peach tree, is native, however it is now a pest with a world-wide distribution. The green [...] glossy. Winged individuals have a brown-black head and thorax and a yellow-green to green or even reddish abdomen. They have a dark brown spot on the abdomen [...] 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 excess

• Pollination checklist tomato

  setting takes place once a flower has been pollinated. The flower needs to have been pollinated before it closes. Depending on the conditions, a flower [...] flower (bite marks) turn brown within one to four hours and make it possible to check the bumblebees' work. A single visit results in the transfer of enough [...] days. Introduce a new bumblebee hive once the number of bite marks has dropped to just one or two per flower. Pollen is released best at a relative humidity

• Fusarium head blight or scab

  General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species [...] (25-30 °C) and humid (RH above 85%) conditions increase chances of infection. How to prevent Fusarium head blight or scab Remove or destroy crop residues Choose [...] spores. Some also produce ascospores. In general, most Fusarium specieshave a similar life cycle. Fusarium overwinters for many years in the soil and on

• Maximize pollination in tomato

  days. When the number of bite marks diminishes to only one or two per flower, it is advisable to introduce a new bumblebee hive. Temperature and humidity [...] bumblebees and humans, it is crucial to position the hive in a visible location. This allows both the bumblebees and people to easily identify and access [...] pollination activity. A single visit by a bumblebee is typically sufficient for successful pollination. Fruit setting occurs once a flower has been adequately

• Trianum_G_EAMU_1.pdf

  of any Extension of authorisation to notify information on potentially dangerous effects, a contravention of which is a criminal offence under those Regulations [...] Regulation (EC) No 1107/2009 as it has effect in Great Britain. In relation to Northern Ireland, Regulation (EC) No 1107/2009 as it has effect by virtue of the [...] barriers down to below ground level) and which are present and maintained over a number of years. (3) Reasonable precautions must be taken to prevent access

• Citrus mealybug

  females and as soon as a male emerges from its cocoon, it goes in search of a female. A fertilized female lays several hundreds of eggs in an elongated [...] development. After the second instar, a male nymph forms a dark brown ‘prepupa’ from which a pupa rapidly develops, inside a white cottony cocoon. Females undergo [...] through a second and third instar after which they become sexually mature. Soon after becoming an adult the females start to release a sex pheromone to attract

• Orius laevigatus

  available at Koppert as Thripor-L . How to use Orius laevigatus The predatory bug Orius laevigatus is available in a bottle ( Thripor-L ) Shake bottle gently [...] insects in order to establish a population and encourage mating Make sure the material remains undisturbed at the introduction site for a few hours after [...] per m2/release. Releases should be repeated once or twice. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best