Cryptobug

Deploy Cryptobug on rock wool slabs or in Diboxes close to or at a hotspot Apply in the evening Dosage The dosage of Cryptobug depends on climate, crop and [...] be made in infested areas only and repeated if necessary. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] stored for 1-2 days. Storage temperature 10-15°C/50-59°F. Storage conditions In the dark.

Black sigatoka disease

spots or streaks on leaves of about one month old. The symptoms run parallel to the veins. Within a few days, the spots become a few centimetres in size [...] resistant cultivars Remove or burn infected leaves or at least stack them, so the spores cannot be discharged from the lower leaves in the stack Use under-canopy [...] conidiophores with new conidia or grow across the surface and infect adjacent stomata. Both types of spores can germinate within two or three hours under humid

Pollination checklist tomato

pest infestations, insufficient or extreme growth, extreme climate conditions and the influence of chemicals on the plants or flowers. Bumblebees maintain [...] damage. You should therefore position the bumblebee hive in the coolest spot, or at least in the shade, particularly during the warmest part of the day [...] combined with bumblebees. Consult the list of side effects, on paper or via the internet, or consult an adviser. You should preferably not position more

Green peach aphid

brown spot on the abdomen and several transverse black bands across the body. Nymphs that develop into winged adults are often pink or red in colour. [...] plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season, the death of young plants. Retarded growth [...] excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating

Anagyrus vladimiri

direct sunlight Deploy in or near the mealybug colonies Leave bottles in the crop for at least two weeks Carry out adequate ant control The dosage of Citripar [...] female is about 1.5-2 mm in length and brown, with distinctive black and white banded antennae. The male is 0.8 mm in length and black in colour. Anagyrus vladimiri [...] vladimir is available in a bottle ( Citripar ). Remove the label from the bottle according to the instructions Hang the bottle in the crop, out of direct

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Early blight

General The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause primary [...] humidity (RH) of over 90% or when the leaves are wet. Small differences in optimum temperature occur between species, but in general the risk of Alternaria [...] n. Species may differ in specific symptoms. Damage symptoms Alternaria solani causes small green to dark brown spots to occur on leaves. Those spots then

Melon thrips

Eggs are deposited in leaf tissue in a slit cut by female. Eggs are colourless to pale white in colour. The nymphs resemble the adults in general body form [...] Adults are pale yellow or white in colour and 0.8 to 1mm in length, with females slightly larger than males. Life cycle is completed in 20 days under favourable [...] yellow or brown, also acquire bronze colour, then crinkle and die. Damaged terminal become discoloured, stunted and deformed. They preferably feed on leaves

Enermix

weekly intervals or until control is achieved. Depending on the specific situation, it may be better to switch to the use of En-strip or Ercal. Consult a [...] limonicus ) or, in tomato, with predatory mirid bugs ( Macrolophus pygmaeus or Nesidiocoris tenuis ). Storage time after receipt Apply as soon as possible [...] 000 pupae. Presentation Cardboard strips with 5 cards each, wrapped in plastic, in a cardboard box, each card holds 60 parasitized whitefly pupae, 30 E

Chrysopa-E

be made preventively or in infested areas and repeated at weekly intervals until control is achieved. Consult a Koppert advisor or a recognized distributor [...] None. Application Apply evenly on leaves Avoid clusters of eggs Can be applied with Natutec Airobreeze, Natutec Airbug or Natutec Airobug only when mixed [...] Koppert products for advice on the best strategy for your situation. Environmental conditions Chrysoperla carnea is effective in a wide temperature range