• Pollination checklist tomato

  germination capacity of the pollen decreases, potentially resulting in problems with fruit setting. The bumblebees will still collect pollen, and leave bite marks [...] bumblebees stop flying. From the moment, the bumblebees will occupy themselves with cooling the hive until the temperature drops below 32 degrees Celsius again [...] provided by the crop, a crate, or other screening methods. During periods with extreme temperatures, extra measures will be required such as active cooling

• Entonem

  tank mixing with a compatible product) Maintain agitation of mixture in the tank (e.g. with a recirculation pump) Fill the spray tank with the required [...] amount of water If tank mixing with a compatible product, add Entonem at the end to a fully filled tank Apply directly after preparation of spray solution [...] beneficial insects and mites, but can have some effect on a few when in direct contact with foliar applied nematodes Check the Koppert side effects database or

• May beetle

  stage, the larvae start to feed on larger plant roots, which later leads to signs of wilting and stunted growth. Lifecycle and appearance of the may beetle [...] species. Just like the adults, the Phyllophaga larvae or grubs look similar, with their key features being a whitish, milky-coloured body and reddish-brown [...] very long lifecycle, lasting between one and three years. This cycle starts with the deposition of eggs in the ground, close to plant roots. The larvae eat

• American serpentine leaf miner

  Damage symptoms Leaf miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, [...] except with ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage [...] before pupating, the grown larva cuts a sickle-shaped exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf

• Tomato leaf miner

  Damage symptoms Leaf miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, [...] except with ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage [...] before pupating, the grown larva cuts a sickle-shaped exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf

• Koppert and CABI collaborate on making more biological controls available

  December 18, 2018

  grow more and lose less to agricultural pests and diseases.’ Following the signing of the Memorandum of Understanding, Koppert’s Corporate Marketing Director [...] sustainable agriculture will benefit thousands of growers who annually battle with drought, pest and diseases .’

• Strawberry aphid

  pale greenish yellow, with red eyes. The body is covered with conspicuous capitate hairs. They are relatively small aphids with a body length of only 0 [...] distribution and is the most important aphid pest of strawberries. It can cause direct damage by feeding and transmits viruses. Damage symptoms Chaetosiphon f [...] fragaefolii is one of the most serious pests affecting strawberry plants. Direct damage is caused by the aphids sucking sap from the plant, which reduces

• Downy mildew of Cucurbits

  mildews, sporangia often germinate directly and the germ tubes infect the plants either through the stomata or directly by penetrating the cuticula. For [...] required. Inside the plant, the pathogens produce haustoria, small organs with which the pathogen can take up nutrients from the living plant cells. The [...] prevent Downey mildew Choose resistant cultivars Use a wide crop rotation with non-host crops Prevent a humid microclimate. Achieve this by lowering crop

• Bean seed fly

  about 4-5 mm in length. It typically has a shiny black or dark brown body with clear wings. The larvae, on the other hand, are small white maggots that [...] larvae. Small, white maggots near the base of affected bean plants are a clear sign of bean seed fly infestation. Finally, observe adult fly activity around [...] especially during periods of egg-laying activity. Control bean seed fly with beneficial nematodes Biological control of the bean seed fly using beneficial

• Spidend

  in the lid and place the cup on the rock wool slab or directly on the soil Protect against direct sunlight and water Leave the cup in place for at least [...] between 20 and 27°C (68 and 81°F). Combined use Should be used in combination with Spidex Vital . Storage time after receipt Apply as soon as possible after