Aphids moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop. The wingless adult stage of the
Aphids moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop. The wingless tobacco aphids (
mm and the dorsal thorax is covered with close-lying hairs. The eggs are white at first but rapidly turn darker. They are laid separately or in batches
with wet sticky glue. Available colours and sizes Colours : yellow, blue, white, red, black and transparent Standard sizes: 5, 15 and 30 cm x 100 m 15 cm
miner ( Tuta absoluta ) are cylindrical. Their colour varies from creamy white to bright yellow, darkening in the embryonic phase and becoming almost black
Aphids moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop. The adult potato aphid is a large
and appearance of the corn earworm The eggs of corn earworm are a milky-white colour, which turn dark grey before hatching, and have a ribbed spherical
the stem, brown discolouration occurs. Infected glumes and kernels become white, due to dehydration, and later turn pinkish-red as spores are formed. Ear
control the main pests that affect the papaya crop, such as European red mite, white mite, whitefly , aphids and leafhoppers through the release and establishment
female is about 1.5-2 mm in length and brown, with distinctive black and white banded antennae. The male is 0.8 mm in length and black in colour. Anagyrus