• Aphids

  January 1, 1970

  such as colour forms, or resistance to pesticides, remain unchanged and unsorted. The young aphids are born as developed nymphs and begin to feed instantly [...] the crop and its fruit sticky. Black fungal moulds (such as Cladosporium spp. and Capnodium spp.) grow on this honeydew, contaminating fruit and ornamental [...] are among the most harmful pests in greenhouse and field crops, causing plant stress, virus transmission and yield loss. Effective aphid control is essential

• Strawberry

  January 1, 1970

  About The so-called garden strawberry or Fragaria x ananassa , is nowadays extensively cultivated for its tasty fruit. The particular species of strawberry

• Two-spotted spider mite

  January 1, 1970

  increased transpiration and reduced plant growth. As damage increases, whole leaves turn yellow, and as more cell sap is removed, the leaf, and eventually the whole [...] tomatoes and cucumbers, as little as 30% damage of the leaf surface can lead to loss of the crop. The nymphs and adults also produce webs, and plants can [...] stages: egg, larva, protonymph, deutonymph, and adult. In the larval and nymphal stages, an active period and a resting period of roughly equal duration

• Red palm weevil

  January 1, 1970

  known as palm weevil, Asian palm weevil or Sago Palm Weevil originates from tropical Asia, but has spread to Africa and Europe with distribution through the [...] tissues mainly at the base of living fronds. Larvae are present and feed in the softest and most humid living tissues (growth areas) with a low to moderate [...] head extends with a long thin rostrum that holds the antennae and tiny mandibles. The size and colour of adult weevils greatly varies. Most individuals in

• Tutasan

  January 1, 1970

  connect the trap to a dripper and make sure the water drips properly into the trap Add a small quantity of vegetable oil or liquid soap to the water Application [...] Use the Tutasan trap for monitoring and trapping male tomato leaf miner moths in combination with Pherodis Tuta absoluta . Pests Tomato leaf miner moth [...] One trap. Preparation Place the pheromone dispenser in the green canister and attach it to the upper central part of the trap Fill the trap with water to

• Fall Armyworm

  January 1, 1970

  eggs in clusters of 150-200 and can lay up to 2000 eggs in a lifetime. Eggs are white, pinkish or light green and spherical, and are usually laid on the underside [...] leaves, stems and reproductive parts of more than 100 plant species causing major damage to cultivated grasses, such as maize, rice, sorghum and sugarcane [...] development, and the age of the larvae. On maize, young larvae usually feed on leaves, creating a characteristic windowing effect. This damage and moist sa

• American serpentine leaf miner

  January 1, 1970

  premature leaf-fall and cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves [...] highly polyphagous and thus lives on many host plants such as chrysanthemum, gerbera, gypsophila, celery, sweet pepper, pea, bean and potato. In greenhouses [...] gerbera and chrysanthemum. Today the insect is widespread across the whole world. Damage symptoms Leaf miners cause damage to plants both directly and indirectly

• Tomato leaf miner

  January 1, 1970

  bryoniae) has many host plants and has caused crop damage in many parts of the world, including North Africa, Europe and northern Asia. In warmer regions [...] pepper, lettuce, melon, chrysanthemum and gerbera. Damage symptoms Leaf miners cause damage to plants both directly and indirectly. The most direct damage [...] desiccation, premature leaf-fall and cosmetic damage. In (sub-)tropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also

• Horiver Wetstick

  January 1, 1970

  areas near doors, gable ends and lateral ventilation openings Attach traps to wires or sticks at max. 30 cm above the crop and adjust height when plants are [...] ground for young plants and 50 cm above the ground for mature plants Replace the traps when largely covered by insects and/or debris Dosage For monitoring [...] colour of the sticky trap and get caught in the glue. Presentation Polysterene cards coated with wet sticky glue. Available colours and sizes Yellow: 10x25 cm;

• Leaf miners

  January 1, 1970

  reducing photosynthesis and weakening plant growth. Their feeding patterns cause visible leaf damage, lower crop quality and can open the way for secondary [...] protect plant vitality and maintain marketable yields. Biological control of leaf miners combines effective natural enemies and monitoring tools to target [...] the genus Liriomyza and are very common in temperate regions. Leaf miner damage Leaf miners cause damage to plants both directly and indirectly. The most