• Horiver Rollertrap

  with staples or clips. It may be necessary to secure the Rollertrap mid run to provide additional support. It is recommended to replace the Rollertrap after [...] cm above the crop, except for the 30 cm width which needs to be placed 40 cm above the crop To assist with placement, insert a rod, or something similar [...] with dry conditions Rollertrap should be hung above the crop when the crop is still low Attach the Rollertrap to crop wires, greenhouse poles, or other

• Swirski-Mite

  on the introduction site for at least a few hours after introduction Can also be applied with Natutec Airobreez , Natutec Mini-Airbug , Natutec Airbug or [...] Swirski-Mite depends on climate, crop and pest density and should always be adjusted to the particular situation. Start introduction as soon as the first pest [...] below 18°C/64°F. Amblyseius swirskii is sensitive to relative humidity below 60%. Combined use Can be combined with Orius spp. and whitefly parasitoids

• Carrot

  comes in a variety of colours, ranging from the regular orange to black and purple, but also red, yellow and white. The carrots which are produced nowadays [...] nowadays derive from the wild carrot, Daucus carota , indigenous to Europe and southwestern Asia. The carrot plant presumably comes from Persia and was originally [...] originally produced for its seeds and leaves. Carrots can be classified as hardy biennials and are grown as annuals. Carrots can vary greatly in colour, shape

• Fusarium head blight or scab

  How to prevent Fusarium head blight or scab Remove or destroy crop residues Choose resistant cultivars Use clean propagation materials (seed can be treated [...] head blight or scab Most Fusarium species only make asexual spores. Some also produce ascospores. In general, most Fusarium specieshave a similar life [...] as chlamydospores (thick walled mycelium cells) or mycelium. Survival is also possible on seed, greenhouse structures, tools and machinery. Primary infection

• Apple scab

  temperatures this increases to 12-28 hours of leaf wetness for successful infection. Conidia also need water for germination. How to prevent Apple scab Use [...] fall off prematurely. The plants’ defence mechanism is to produce corky rings around the lesions to prevent further invasion of tissue by the fungus. Late [...] build. This system warns growers about conducive periods and when they are to be expected. Ascospores are released at heavy rainfall. They germinate between

• Loose smut of barley

  Infection mostly occurs before pollination and within one to two days after pollination. How to prevent Loose smut of barley Use clean seed: Apply systemic [...] hordei affects barley and can destroy a large proportion of the crop. It is also known as barley smut, or loose smut of barley. Damage symptoms Infection [...] effective Apply heat treatment, but viability and germination rate should be checked and compensated for Use resistant cultivars Perform field checks for

• Loose smut of wheat

  Infection mostly occurs before pollination and within one to two days after pollination. How to prevent Loose smut of wheat Use clean seed: Apply systemic [...] nuda f.sp. tritici is a basidiomyceteous fungus that affects wheat. It is also known as loose wheat smut, or loose smut of wheat. Damage symptoms Infection [...] effective Apply heat treatment, but viability and germination rate should be checked and compensated for Use resistant cultivars Perform field checks for

• Capyphor

  few hours to days after infection. Visual effect Infected pest insects in the root zone turn red to brown but may be difficult to find, due to rapid degradation [...] 35°C/95°F can be lethal Nematodes are susceptible to ultraviolet light (UV): do not use them in direct sunlight The moisture content of the soil must be kept high [...] Capyphor can be used for biological control of larvae of weevils and other beetles in a wide range of crops. Pests Beetles ( Coleoptera ): Weevils ( C

• American serpentine leaf miner

  miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature [...] tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting [...] females can also reduce yield, although except with ornamental crops, this is usually of less significance. Seedlings and young plants can be completely

• Sportnem-T

  few hours to days after infection. Visual effect Infected pest insects in the root zone turn yellow to brown but may be difficult to find, due to rapid d [...] 35°C/95°F can be lethal Nematodes are susceptible to ultraviolet light (UV): do not use them in direct sunlight The moisture content of the soil must be kept high [...] Sportnem-T can be used for biological control of crane fly larvae, Noctuids and caterpillars in lawns. It is effective in a wide temperature range. Pests