• Onion thrips

  with a saw-like ovipositor. Larvae are light to yellowish green in colour, with a large head and bright red eyes. The colour of the adult depends on the [...] throughout the world. It is found outdoors on many plants and particularly damaging on onions, leek, and in greenhouses on cucurbits, tomato, sweet pepper, eggplant [...] and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations become

• Pepper weevil

  days, depending on the temperature. When pupation begins, the larva forms a cavity and covers it with its excrement, creating a type of cell, to be used [...] fruit, they move towards the middle of the mass of young seeds; whereas, when they hatch inside the flower bud, they feed on immature pollen. In both cases [...] damage. When they are already present on the crop, the best approach is to monitor them during the cooler parts of the day, as this is when they are most

• Cabbage leafroller

  and of medium length. The moths fly when it is dark. The yellow eggs are laid in batches of 10 to 90 pieces and covered with a gelatinous layer on the [...] the upper side of leaves, preferably on major veins or depressions in the epidermis. The caterpillar has a dark green to black head capsule and prothoracic [...] days, the cabbage leafroller has also become a pest in greenhouse crops. Great damage can be inflicted on ornamental crops, such as roses, alstroemeria

• Western flower thrips

  occidentalis) can be found on a wide variety of plants, including many vegetable and ornamental crops in greenhouses, and on various weeds. It is an especially [...] silver-grey patches on leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll [...] impatiens necrotic spot virus (INSV). Both viruses affect a wide range of plants, and often a single host plant may be infected by both viruses.

• Strawberry aphid

  relatively small aphids with a body length of only 0.9-1.1 mm. The aphids mainly feed on the underside of young leaves. On outdoor strawberries, winged [...] fungi grow on the honeydew. The strawberry aphid is an important vector of several plant viruses affecting strawberries. Life cycle and appearance of Strawberry [...] strawberry aphid, Chaetosiphon fragaefolii , has a cosmopolitan distribution and is the most important aphid pest of strawberries. It can cause direct damage by

• Tobacco aphid

  Life cycle and appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour [...] never glossy. Winged individuals have a brown-black head and thorax and a reddish abdomen. There is a dark brown spot on the abdomen and several transverse [...] probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. The tobacco

• American serpentine leaf miner

  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 [...] and appearance of American serpentine leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and [...] ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by leaf

• La Hacienda Fresh increases crop profitability thanks to biological control

  manager, the release of natural enemies of these pests and the reduction of agrochemical applications have had a positive impact on their crops. "Koppert [...] conditions." Importance of bell pepper cultivation in Mexico The profitability of a crop is based on the quantity and quality of its fruits and the time [...] and, therefore, in the profitability of the business. The implementation of a biological control program is one of the key tools that can help you achieve

• Bruchid Beetle Trap

  the slots Application Place trap on a 1 metre stick Place one trap on the north edge and one trap on the south edge of the field Dosage Two traps per field [...] Use the Bruchid trap when flight of adult beetles is expected from the end of March during vegetative growth (depending on geographic location). Bruchid beetle [...] Beans. Mode of action The Bruchid Beetle Trap needs to be used in combination with species-specific Pherodis dispensers. The dispensers release a species-specific

• Natupol

  crop and depends on environmental conditions. Always consult a Koppert advisor or a recognised distributor of Koppert products for advice on the best strategy [...] development depends on environmental conditions and the amount and quality of pollen. Presentation One standard colony of bumblebees including a queen, workers [...] Natupol can be used for a wide range of crops, grown on surfaces bigger than 2000 m² and with approximately 25-35 flowers per m² per week. Crops Round