• Fit roots for plant health Technical bulletin 2020 EN

  drain holes in a slab give a more even water- and mineral pattern in the slab. The composition of the nutrient solution in the root zone is frequently monitored [...] elaborates on the micro life in the root zone which is often underestimated in the current practice but plays a key role in plant health and resilience [...] Preface This white paper is one of a series about optimizing plant growth in greenhouses, which Hoogendoorn Growth Management publishes in cooperation with its

• Fusarium wilt

  General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species [...] clean substrate in greenhouse crops Disinfect tools, machinery and irrigation water in greenhouses Prevent stress for the plants Ensure there is adequate soil [...] stem rot, leaf lesions, fruit rot, head blight in cereals and post-harvest decay. Fusarium oxysporum is the species causing vascular wilt. First the leaves

• Mottled arum aphid

  Neomyzus circumflexus , has a cosmopolitan distribution and a wide host range. In temperate climates it is primarily a pest in greenhouses where it attacks [...] shed white skin, betraying their presence in the crop. Reproduction of the mottled arum aphid is entirely by parthenogenesis, with unfertilized viviparous [...] viviparous females continuously producing new generations of females. There is no sexual stage in the life cycle. Wingless females of the mottled arum aphid are

• Larvanem Has Been The Number One Product Against Vine Weevil For Over 25 years

  August 22, 2024

  This is why there is a need for a biological approach. Larvanem was developed over 25 years ago by Koppert Biological Systems, the market leader in biological [...] than using a chemical pesticide against adult vine weevils. And, what's more, Larvanem is a wholly natural product. It's perfect for use in biological [...] continued success lies in its special strain of Heterorhabditis bacteriophora , which is the basis of Larvanem . The product is also completely natural

• Yes, I’m satisfied with Natupol Booster and Koppert’s services!

  MerryBerry is the largest plantation of bio blueberries in Romania. The farm is located in the village of Mija deep in the picturesque county of Dambovita [...] explains. ‘The plantation is surrounded by forests and this helps us a lot in when it comes to complementary pollination by other insects.’ Advantages [...] three years by MerryBerry: ‘The main reason is to ensure proper pollination regardless of weather conditions or the wildlife present in the area. In our experience

• Municipality Venray: biological control of oak processionary caterpillars

  In the Municipality of Venray a third of the tree stock in the area, some 11,000 trees, is oak. ‘We’ve been using Koppert’s nematode product Entonem as [...] nests. It is possible that there has been more drift during spraying in those places, which means that the nematodes are more easily blown away. In some cases [...] nematodes at locations in outlying areas where there might be protected species of butterfly and moth. The major benefit of Entonem is that nematodes kill

• Leaf miners

  the family Agromyzidae. This is a family of small flies whose larvae tunnel into the leaves of plants, creating ‘mines’. There are many species of leaf miner [...] species that cause damage in horticultural crops are mostly polyphagous; that is, they feed on many crops. However, this is not universal among the Agromyzidae [...] direct damage is caused by the larvae mining the leaf tissue which can lead to desiccation, premature leaf-fall and cosmetic damage. In (sub)tropical areas

• Codling moth

  Cydia pomonella ) is a notorious, worldwide pest of apple and also occasionally of pear, quince, peach and other fruits. It is very common in Europe. Damage [...] developing embryo is visible as a red ring. The larvae are up to 20 mm long, initially whitish and later pale pinkish white, with a brown head and a pale anal [...] Larvae still in the apples at harvest can often be found in cracks in apple boxes or other places in the store.

• Pea leaf miner

  most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature leaf-fall and cosmetic damage. In tropical and subtropical [...] to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable [...] where damage is caused by extensive mines, leaving the outer layers of the leaf and stalk intact. Shortly before pupating, the grown larva cuts a sickle-shaped

• Amazone Plants continues the path of organic cultivation

  netting at a good rate over a longer period. This means that there is always a strong population in the greenhouse crop and control of the thrips is maintained [...] sprays a product of natural origin, such as Mycotal , twice a year, in the spring and in the autumn. Wim van der Meer explains, ‘Koppert is involved in a trial [...] store a proportion of the growing plants. In the end, everything more or less turned out fine – the plants in 12 cm pots were sold in 14 cm pots in the summer