Boisduval scale

diameter and circular or oval. The cast skins of the nymph form a light yellow spot near the centre of the scale called the exuvium. Adult females can produce [...] this scale tends to prefer the leaf midrib and the portion of the petiole that is covered by the sheath. Small infestations on orchids cause extensive di [...] appearance and damage symptoms. Here, the Boisduval scale is described in more detail, as it is the most important one. The Boisduval scale, Diaspis boisduvalii

Vine mealybug

emerges from the pupa. The male is smaller (1 mm), dark orange in color with long tail filaments and transparent wings and has no mouthparts. The female is [...] oval shape and has no wings. The body is covered with a fine waxy material and have 18 pairs of wax rods round the edge of the body, and two slightly longer [...] growing on this honeydew. Additionally, the white, waxy secretion of the mealybugs, reduces the ornamental value of the affected plants. Fruit and flowers are

Natupol Trio

before the crop flowers Position the Natupol Trio hives evenly througout the plot. The best position is on a horizontal platform just above the ground [...] down the hive for example with a stone, to prevent it from blowing away Open the ventilation openings on top of the hive during warm weather Pull the white [...] colonies, the ‘Beehome’ system should be closed. Remove the plastic liner and the sugar water tank from the hive, then place the liner back inside. Seal the

Natupol Booster

calm down Open the ventilation openings in the top of the hive during warm weather Remove the white cap before opening the hive Pollination performance and [...] colonies, the ‘Beehome’ system should be closed. Remove the plastic liner and the sugar water tank from the hive, then place the liner back inside. Seal the [...] After introduction of the hive, worker bumblebees start pollinating the flowers while at the same time collecting pollen to feed the brood. More workers

Chafers

General The chafers are beetles of the Scarabaeidae family. The larvae of both species live in the soil and feed on the roots of many plants. They are [...] in colour. The adult beetles fly in the evening, generally in June and July and land on trees to mate. During the night the females move to the ground to [...] and white. The eggs hatch after about four weeks and the larvae start to feed on roots. The larvae are white-coloured, C-shaped grubs, with a yellow-brown

Enermix

carefully inside the greenhouse Bend and tear off the strips opposite to the mounting hole Make sure not to touch the pupae during handling Suspend the cards in [...] in the crop, if possible approximately 75 cm under the plant head Avoid hanging cards at places exposed to direct sunlight Dosage The dosage of Enermix [...] parasitised by Eretmocerus eremicus turn yellow, the adult parasitoid wasp can be seen clearly within the parasitised whitefly pupae shortly before it emerges

Vidi Parva

Shake the container well before use Fill the application tank with half the required amount of water Add the required amount of Vidi Parva to the water [...] and root hairs and promote the uptake of nutrients from the rhizosphere and the release of exudates that support the rhizosphere microbiology. Visual effect [...] around the roots or sprayed on the plant canopy. Application as drench or via the irrigation system: A separate tank/container is recommended for the proper

Vidi Terrum

Shake the container (or stir the content of the IBC) well before use Fill the application tank with half the required amount of water Add the required [...] applied via drench or drip at the base of the plant around the roots or sprayed on the plant canopy. Application as drench or via the irrigation system: A separate [...] plant with extra energy for the formation of fruit, tubers or bulbs. Energy is provided by the free L-amino acids in the product. Plants can take up Vidi Terrum

About bumblebees

throughout the winter season. Before hibernation, the new young queens will leave the old nest and mate with drones. As temperature rises and the spring season [...] for the brood as well as perform maintenance jobs on the nest. As the nest continues to develop, the queen will not leave it. She will be inside the nest [...] reproduce. These new queens will mate with males, leave the nest and the cycle will continue. The old queen and her nest will decline naturally in late autumn

Rapeseed

Rapeseed ( Brassica napus ) belongs to the family of Brassicaceae and is a flowering plant with bright yellow flowers. The plant is also known as rape, oilseed [...] grown for its oil rich seeds and nowadays the species is the third-largest provider of vegetable oil in the world.