• Northern Corn Rootworm

  January 1, 1970

  Life cycle and appearance of Northern Corn Rootworm Adult Diabrotica barberi beetles are between 5–6 mm long and uniformly pale green or yellowish green [...] for lack of their corn host) and hatch after corn has been replanted. Univoltine and semivoltine rootworms can interbreed, and they coexist in population [...] pest of cultivated corn in North America, with losses and management expenditures totaling over 1 billion dollars. In Eastern Canada, the northern corn

• Glasshouse potato aphid

  January 1, 1970

  rather squat, of medium size (1.8 - 3.0 mm long) and oval in shape. It has a light yellow-green to brown-green colour, and has an overall shiny appearance [...] beans, aubergine and sometimes tomato. Damage symptoms When the glasshouse potato aphid (Aulacorthum solani) pierces the leaves or the fruit of sweet [...] potato aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When reproduction is asexual, the

• Cryptobug

  January 1, 1970

  slabs or in Diboxes close to or at a hotspot Apply in the evening Dosage The dosage of Cryptobug depends on climate, crop and mealybug density and should [...] effective at temperatures between 25°C and 28°C (68 and 82°F). Combined use For effective control of citrus mealybug and grape mealybug combine with Citripar [...] Releases should be made in infested areas only and repeated if necessary. Consult a Koppert advisor or a recognized distributor of Koppert products for

• Trianum-G

  January 1, 1970

  This leads to a stronger and more uniform crop and better yields. This effect is stronger when the plant is under stress and/or cultivated under less than [...] Trianum-G Trial results Onion fly and Fusarium wilt Application Trianum-G can be mixed with substrate or spread on the soil or in the furrow. Mixing with substrate: [...] spp., Fusarium spp. , Sclerotinia spp. and Microdochium spp. In addition, Trianum-G promotes plant growth and uniformity. Crops Trianum-G can be used

• Pepino mosaic virus

  January 1, 1970

  infection and can significantly impact the yield and quality of crops like tomatoes. Typical symptoms are: Leaves & stems Nettle-like heads and/or bubbling [...] pale or grey colour Necrotic and dying leaves Yellow (chlorotic) and brown (necrotic) mosaic pattern on the leaves Yellow spots on older leaves and interveinal [...] nightshade, some potato and pepper varieties and some plants belonging to the genera Nicotiana (e.g. tobacco), Datura (e.g. thorn apple) and Physalis (e.g. Physalis

• Black vine weevil

  January 1, 1970

  crops (e.g. rhododendron, cyclamen and azalea), as well as in strawberries and other fruit crops in both temperate and sub-tropical regions. It belongs to [...] rhizomes and stem bases of plants. Larvae can also feed above ground within the stems of the plants. Both adult beetles and larvae are polyphagous and feed [...] during the day they hide, and can often be found between the inside of a plant pot and its contents, under lumps of e, in vegetation and under planks etc . In

• Spidend

  January 1, 1970

  cup. Carrier Wood wool and dried cucumber leaves. Application Make a hole in the lid and place the cup on the rock wool slab or directly on the soil Protect [...] sunlight and water Leave the cup in place for at least two weeks Dosage The dosage of Spidend depends on climate, crop and spider mite density and should [...] achieved in a humid environment (>80% relative humidity) and at temperatures between 20 and 27°C (68 and 81°F). Combined use Should be used in combination with

• trial results wireworm control

  January 1, 1970

  5 0 0 0,75 Casea 1 Billion/ha Casea 1 Billion/ha - 6 applications Chemical reference: Tefluthrin Chemical reference Casea 1 Billion/ha Chemical [...] them. These actions kill and liquify the insect from the inside. The nematodes feed on the digested tissues of the dead insect and reproduce in large numbers [...] Since 1986, many years of experience have gone into the selection, production and quality control of our beneficial nematodes. Each of the nematodes produced

• Trial_and_Field_results_nematodes_in_fruit_orchards_EN_-_Koppert.pdf

  January 1, 1970

  damage % 2% 1,5% 1% -61% 0,5% 0 -80% End of 1 generation 15-06-2009 st Untreated End of 1st generation 15-06-2010 Capirel Impact of one or two Capirel [...] ’ ‘I had some difficulties with codling moths and leafrollers at the time and switched to biocontrol to save my production,’ Michael remembers. ‘I was [...] application and good results ‘For the preparation, I leave the nematodes at room temperature for half an hour, then I pour them in water. And then we stir

• Thripor-I

  January 1, 1970

  wool slabs, leaves and/or in application boxes ( Dibox ) Apply in groups of at least 50 insects in order to establish a population and encourage mating Make [...] hours after application Dosage The dosage of Thripor-I depends on climate, crop and thrips density and should always be adjusted to the particular situation [...] 0.5-10 per m2/release. Releases should be repeated once or twice. Consult a Koppert advisor or a recognized distributor of Koppert products for advice