Anagyrus vladimiri

repeated at least 3 times at an interval of 1-2 weeks. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] effective control of the mealybugs . Behaviour of the parasitic wasp Anagyrus vladimiri The female Anagyrus vladimiri lays its eggs inside the body of the mealybug [...] lateral margins of the host. Oviposition generally lasts about 15-40 seconds. The larva of the parasitic wasp completely consumes the contents of the mealybug

Encarsia formosa

mm long, with a head that is dark brown to black in colour, a dark brown to black thorax, and a yellow abdomen. The male is entirely black. [...] it may be better to switch to the use of Enermix or Ercal. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] Life cycle and appearance of Encarsia formosa The development of E. formosa consists of six stages: the egg, three larval instars, a pupal instar, and the

Life cycle of black vine weevil

Biological control of black vine weevil - Heterorhabditis bacteriophora

Mediterranean fruit fly

and South America. Ceratitis capitata is a highly polyphagous species whose larvae develop in a very wide range of unrelated fruits, in fact, practically [...] recorded from wild hosts belonging to a large number of families. Damage symptoms The oviposition hole is often surrounded by a sunken and discoloured area. These [...] white, becoming a dirty cream-white on completion of feeding. They have prominent black mouth hooks. The puparium is 4-5 mm long, yellowish brown to reddish

Cotton bollworm

mm in length and have a wingspan of about 40 mm. The grey-green males are smaller. The forewings are edged with a line of black spots, and the hindwings [...] flattened base and a diameter of about 0.5 mm. They are at first a shiny yellowish white, with their colour changing to brown just before the larvae emerge [...] armigera ) occurs in the tropics and sub-tropics of all continents except for North America. Larvae of the cotton bollworm ( Helicoverpa armigera ) are

Cotton aphid

Life cycle and appearance of Cotton aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. [...] quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds [...] yellow to light green, or even a green-black colour . This body colour depends on temperature, food source and the density of the population. Large individuals

Tobacco aphid

individuals have a brown-black head and thorax and a reddish abdomen. There is a dark brown spot on the abdomen and several transverse black bands across the [...] Life cycle and appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour [...] quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds

Tomato leafminer

greenish with a black band behind the head. The prepupae of the tomato leaf miner ( Tuta absoluta ) are lighter than the feeding larvae and have a typical pink [...] fruit. Pupation takes place in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the [...] The tomato leaf miner (Tuta absoluta), a major pest of field- and greenhouse-grown tomatoes, belongs to the family of Gelechiidae . It is oligophagous, feeding

Green peach aphid

malformations of the growing tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults [...] 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 [...] native, however it is now a pest with a world-wide distribution. The green peach aphid ( Myzus persicae subsp. persicae ) is a particularly polyphagous