depends on the host plant and can vary from 2 to 4.5 mm. The young nymphs are white to yellowish, more oval in form and with a raised H-pattern on the dorsal
Aphids moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop. Wingless females of the large
Aphids moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop. Wingless females of the rose
four longitudinal ribs each. The abdomen is black, with typical triangular white spots below the elytra. When just laid, the oval eggs of the common cockchafer
Steinernema feltiae . Floricultura uses it to tackle fungus gnats ( sciarid flies ) and thrips pupae. ‘It is a good product that we apply to the crops using
Aphids moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop. Reproduction of the mottled arum
discolouration. Life cycle and appearance of Boisduval scale Females are white to light yellow, thin and semi-transparent, approximately 1.2-2.2 mm in diameter
Adults pear psyllas are 2-3 mm long and orange red to blackish. They have white, longitudinal stripes on the back of the thorax. Their forewings are clear
basket of the trap When using the kairomone: place the kairomone in the white bucket of the trap Pheromone and kairomone can be used simultaneously Application