Shore fly

planting substrate. Growers consider shore flies to be mostly a nuisance pest, but the insects can act as vectors for disease organisms, such as Fusarium , among

Corn rootworm

feed on the kernels. This does not usually result in heavy yield losses, but it can facilitate the development of toxic fungi in the cob, with the resulting

Cutworms

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 on the ground

Tobacco aphid

Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large quantities

Roots Growers positive about Mycotal against whitefly

to death during crop rotation, so that the new crop starts off “clean”. But given the lack of effective products, that’s not an option.’ Halting whitefly [...] effectiveness means that it not only combats whiteflies even better than before, but RD studies proofs that it can also efficiently controls a range of other pests

Amblyseius andersoni

ulmi) Amblyseius andersoni prefers young larvae of various thrips species but the predatory mite also has an effect on whitefly , and rust mites. Feeding [...] Amblyseius andersoni are facultative feeders, which means that they can feed but feeding is not necessary for their development into nymphs. The nymphs are

Spidex Vital Plus – Effective spider mite control in a sachet

Spidex Vital Plus works well on all life stages of the two-spotted spider mite but prefers to feed on younger stages. Tim Bossinga, Product Manager: 'By placing

Powdery mildew

fastest at 18-25 °C. High relative humidity (RH) promotes germination of spores but inhibits spore production, so the net effect of the RH is very small. Wind

Poultry Red Mite

days, taking a blood meal between each batch. Larvae resembling the adult but with only six legs emerge from the eggs after 13–51 hours and moult within

Lesser Mealworm

are oblong, about 1.5 mm (0.06 inches) in length and creamy white at first but darken over time. Larvae hatch four to seven days after the eggs are laid