Diglyphus isaea

also seen in the pillars that remain visible as black spots in the leaf. The adult is metallic green to black in colour and unlike D. sibirica has short antennae [...] the male and can be recognized by a broad black stripe over the hind leg, whereas males have two small black bands [...] dry out. At first, the pupa is green with red eyes subsequently turning black, and measuring about 1.5 mm. Adult stage: The appearance of the adult is

Life cycle of black vine weevil

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 body [...] secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating fruit

Biological control of black vine weevil - Heterorhabditis bacteriophora

Biological control of black vine weevil - Heterorhabditis bacteriophora

Green peach aphid

secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating fruit [...] colour. They appear matt, never glossy. Winged individuals have a brown-black head and thorax and a yellow-green to green or even reddish abdomen. They [...] They have a dark brown spot on the abdomen and several transverse black bands across the body. Nymphs that develop into winged adults are often pink or red

Rose aphid

flowers are often disfigured and contaminated with sticky honeydew on which black sooty moulds develop. Life cycle and appearance of Rose aphid Aphids have [...] The antennae and sometimes the head is dark in colour. The siphunculi are black and bent outwards. The rose aphid usually overwinters on rose bushes in the

Aphelinus abdominalis

5 to 3 mm in length, with short legs and short antennae. Females have a black thorax and yellow abdomen. Males are slightly smaller and their abdomen is [...] slightly darker colour. A parasitized aphid hardens to become a leathery, black mummy. The adult wasp appears through an irregularly serrated hole at the [...] of Aphidius species by their less swollen, more elongated form, and their black colour. Adult wasps prefer to walk rather than fly, and will jump if irritated

Encarsia formosa

head that is dark brown to black in colour, a dark brown to black thorax, and a yellow abdomen. The male is entirely black. [...] About halfway through the parasitoid’s development, the host pupa turns black. Parasitized pupae are thus easily recog nized. However, this blackening

Beet armyworm

only at night. The forewings are grey-brown suffused with a dark brown or black. The head and thorax are brown and the abdomen grey-brown. The forewings [...] caterpillars . Their colour gradually changes to yellow, green, brown or even black. The colour and pattern of the caterpillars is highly variable and depends [...] band running the length of the body on either side, above which there is a black dot on each segment. The young caterpillars live in groups and spin loose