False spider mites

are usually found on the underside of leaves where they cause a brown, scabby discolouration spreading from both sides of the main vein into the leaf blade [...] General Mites of the family Tenuipalpidae have a worldwide distribution and can be found on many cultivated plants. Several species have been reported [...] reported, especially by growers of greenhouse ornamentals . Tenuipalpidae are known as false spider mites because they closely resemble spider mites (family T

Horiver Wetstick

monitoring of different flying insects. Pests Yellow: whitefly , thrips , fungus gnats, leaf miners Blue: thrips Black: Tuta absoluta Mode of action Insect [...] Outer cards with glue at one side only Downloads Horiver Safety Data sheet Application Place traps in areas with high risk of pest infestation such as areas [...] Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation Polysterene cards coated with wet sticky glue. Available

Entonem keeps young orchids free from fungus gnats

g the effect of spraying Every week, Floricultura examines the action of the nematodes under a microscope. First when they have just come out of the packaging [...] plant, we maximize our use of biological plant protection, with a strong emphasis on prevention. The more pests we can keep out of the young plants, the better [...] to the 25 weeks and you need to take curative measures. All of this costs a great deal of money and is something we want to avoid.’ To combat fungus gnats

Pea leaf miner

is affected. The size of a leaf tunnel depends on the stage of development of the leaf, the species of host plant and the species of leaf miner. The older [...] tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity of foliage can get damaged [...] These are mostly located at the base of the leaf. Life cycle and appearance of Pea leaf miner The life cycle of a leaf miner has the following stages:

Fusarium spp.

sulphureum (Dry rot of potato): Potato ( Solanum tuberosum) Fusarium solani: Members of the Fusarium solani species complex (FSSC) are capable of causing disease [...] yellow and wilt, mostly on one side of the plant. Finally, the whole plant wilts. Other symptoms are brown discolouration of the xylem vessels, which can [...] infection decreases the baking quality of wheat and brewing qualities of barley. Furthermore, mycotoxins are produced, of which DON (deoxynivalenol) is the

Pollination checklist Growing lights

the greenhouse. 13:00 Vertical placement will have a negative effect on the development of the hives. 10:00 1! Bumblebees need max. 2 hours to return [...] restricting filters are not blocking (early) sunlight. If side screens are used, take the angle of the sun into account. Natupol Excel Natupol Excel was [...] High & horizonal Growing lights in tomato crops Light timetable Points of attention 19:00 Snow 18:00 Place hives above the crop horizontally from

Neoseiulus cucumeris

laid on the underside of leaves on leaf hairs or in the axils of main and side veins. They are oval, white and have a diameter of approximately 0.14 mm [...] lays about two eggs per day. Life cycle of Neoseiulus cucumeris The life cycle of Neoseiulus cucumeris consists of the following stages: egg, larva, protonymph [...] used for the control of the following pests: Thrips Neoseiulus cucumeris mites actively seek out and prey on the first instar larvae of various thrips species

Aphidius ervi

ervi is most effective between 20 and 25°C (68 and 77°F). This natural enemy is not effective at temperatures above 30°C/86°F. Behaviour of the parasitic [...] control of aphids . The natural enemy Aphidius ervi has been widely utilized in various agricultural regions around the world due to its effectiveness. An [...] ervi female wasp can parasitize hundreds of aphids within two days. Aphidius ervi is used for the control of the following pests: Potato aphid ( Macrosiphum

Aphidius colemani

colemani is most effective between 20 and 25°C (68 and 77°F). The effectivity is reduced at temperatures above 30°C/86°F. Behaviour of parasitic wasp Aphidius [...] parasitization itself, the disturbance of the aphid population by the presence of the parasitic wasp also has an effect: the alarmed aphids secrete a warning [...] colemani is widely used in the biological control of aphids . Aphidius colemani is used for the control of the following pests: Cotton aphid ( Aphis gossypii

Tomato looper

black dot above the lateral yellow lines. There are three pairs of prolegs, instead of the normal five and therefore the caterpillar moves with the same [...] usually attached to the underside of leaves within folded edges, on random objects and on tomato fruit, often in a bunch of ripening tomatoes, however, it [...] twin-spot moth or tomato looper ( Chrysodeixis chalcites ) belongs to the family of Noctuidae . It is a tropical and subtropical species originating in the M