• Click beetles

  takes 4 to 5 years. When fully grown the larvae pupate in the soil in summer. The adults appear about 4 weeks after pupation, but usually remain in the soil [...] and feed on the roots of many plants. Damage symptoms The click beetles feed on the roots and bore into the base of plants. This can cause the plants to [...] laid in May or June in groups in the soil. They hatch about one month later and the larvae start to feed on roots. The larvae (‘wireworms’) are long, thin

• General Conditions Koppert

  used, if upon the conclusion of the agreement the Buyer has made specific reference in writing of both the use in the specific country and the applicable [...] T of any damages suffered in any manner as a result of late delivery, excepting in cases of intent or gross negligence on the part of Koppert. The Buyer [...] payment of this interest. In addition, the Buyer is obliged to compensate Koppert in full for the losses Koppert suffers as a result of a fall in the exchange

• Large raspberry aphid

  Overwintering eggs of the large raspberry aphid are laid near the base of vegetative canes and hatch in spring. After emerging in spring, the aphids mainly [...] direct feeding damage. The major problem is the spreading of various raspberry viruses by the aphids. Life cycle and appearance of Large raspberry aphid [...] Wingless females of the large raspberry aphid are 2.6-4.1 mm long, pale to yellowish green with long antennae, legs and siphunculi. The cauda is short and

• Pollination checklist outdoor

  shade, for example by positioning it in the shadow of the crop. Ensure that the underside of the hive is kept dry. Keep the hive entrance visible for humans [...] begins. Once the flowers open, the bumblebees will start pollinating. Position the hive in the crop immediately after delivery, or a maximum of one day later [...] Position the hive in a sheltered spot, or weigh down the hive. Position the hive horizontally, so that the bumblebees always have access to the sugar water

• Plant Pollinator interactions in high temperatures

  energy from the plant, and it is one of the first processes to fall by the wayside if the plant cannot produce enough assimilates. In the act of self protection [...] Correct placement of the hive can reduce heat stress of pollinators. Position the hive about 20-60 cm above the ground on the south-side (in the Northern Hemisphere) [...] protection, the plant aborts the fruit to reduce fruit load on the plant and directs the assimilates to the vegetative growth of the plant. This is undesirable

• FAQ Nematodes

  Infected larvae will change color because of the growth of the bacteria and nematodes. In case of Heterorhabditis pink-reddish and Steinernema yellow-brownish [...] longer be found. In practice, the decrease of pest pressure is the only indication that the application has been effective. How long do the nematodes work [...] subsidiary for more info. 4. Packaging and formulation What is the substance the nematodes are packed in? In order for the nematodes to survive during transport

• Pollination checklist Growing lights

  sure the hives are not overheated by the lamps and other means, or by the sun in spring and late autumn. The later the lights are turned on, the more [...] pollination. The sun activates the bumblebees 09:00 08:00 Keep the hives closed during one day of snowfall. If possible, remove the snow from the roof. 07:00 [...] you can place them lower in the greenhouse. 13:00 Vertical placement will have a negative effect on the development of the hives. 10:00 1! Bumblebees

• Pollination checklist Natupol Fly

  pollen. The Natupol Fly Checklist shows how to achieve the best pollination results. Download poster The emergence of Natupol Fly adults from the pupae more [...] supplied as pupae in cardboard tubes. Use 15 ml of pupae per square metre as standard. Modify this quantity in relation to the number of flowers per square [...] week. In the event of having to use Natupol Fly at a temperature below 15 ˚C, first mature them in a warm environment. Release Natupol Fly once the first

• Pollination checklist tomato

  lengthy period, the hive and the colony may suffer damage. You should therefore position the bumblebee hive in the coolest spot, or at least in the shade, pa [...] bumblebee bites onto the flower and makes the flower vibrate. This is known as buzz pollination. The imprints of the bumblebee's jaw on the flower (bite marks) [...] healthy crop and the presence of sufficient healthy flowers form the basis for good pollination. Various factors can disturb the health of the plant and thus

• Bugs

  their body when at rest. The wings overlap each other exposing the scutellum, a prominent triangular region of the thorax between the wing bases. This dis [...] five nymphal instars and the adult insect. Several species of especially the families Miridae and Pentatomidae are found as pests in agricultural crops. Bug [...] extracting nutrients from them, resulting in deformations and puncture holes. The most obvious damage is the deformation of growing points. They also cause tissue