• General Conditions Koppert

  question cannot in any case be offered for sale or resale. All Natural Enemies, Pollinators and/or Products for which a complaint has been submitted must [...] from the Buyer for the activities and deliveries already carried out, including a payment for damages, costs and interests, as well as for any loss of profit [...] V. makes an explicit claim for payment of this interest. In addition, the Buyer is obliged to compensate Koppert in full for the losses Koppert suffers

• Pepino mosaic virus

  carts, scissors and knives. If plant sap of an infected plant is transferred to a non-infected plant, the non-infected plant is also at risk of becoming diseased [...] words, all means by which plant sap of an infected plant gets in contact with a non-infected plant. As soon as one single plant in the greenhouse has been [...] infected crops. If one plant in a greenhouse contracts PepMV, the rest of the plants are sure to follow. PepMV can survive in plant debris and on contaminated

• Grey mould

  nutrients for germination. Germination also happens at very high relative humidity (RH > 93%) on dry plants. The germ tube grows into the plant. Grey mould [...] es unfavourable for germination, the spores can survive a few days on the plant surface and still germinate when the RH increases, for example when cut [...] which is not humid enough for grey mould Provide sufficient ventilation in greenhouse crops Remove diseased plants or plant parts in a closed plastic bag

• Fusarium wilt

  banana, whole plantations may die and the soil may not be suitable for planting for many years to come. Life cycle and appearance of Fusarium wilt Fusarium [...] system of the host plant and spreads upwards inside the plants. The other species are dispersed upwards on the outside of the plant. Most Fusarium species [...] the leaves turn yellow and wilt, mostly on one side of the plant. Finally, the whole plant wilts. Other symptoms are brown discolouration of the xylem

• Bacterial wilt, brown rot

  conditions favourable for the bacteria, the whole plant will wilt soon after the first symptoms appear. When conditions are less conducive for disease development [...] invades the plants through wounds or stomata and then spreads into the xylem vessels. In potato, it is tuber-borne. Spread from plant to plant results from [...] using a field for potato cropping after infection of potatoes from that field has been established Prevent plant diseases by optimizing plant potential and

• Protected vegetables

  future generations can continue to farm and thrive. You might be looking for: Plant Pests Disease control Bumblebee pollination Products Benefits of IPM in [...] dependency: IPM reduces the need for chemical pesticides, minimizing the risk of harmful residues on vegetables. This is crucial for meeting stringent food safety [...] standards and consumer demand for pesticide-free produce. Cost-effective: Implementing IPM can result in improved profitability for growers. By using targeted

• Black leg of seedlings

  turn yellow, for example in flower bulbs. At first, the plants recover during the night, but later the plants wilt irreversibly. In potted plants the flower [...] blocks for the seedlings In field crops: Avoid the use of fields with inadequate drainage or improve the drainage before planting/sowing Prevent plant diseases [...] meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress, caused for example by too much water, too high or

• Natupol Excel

  Natupol Excel is developed for crops with a high amount of flowers per m² (35-60 flowers) per week, and for crops grown under artificial light or in warmer [...] light) position the hive near the top of plants, in such a way that the hive is exposed to the first daylight Wait for at least 15 minutes after positioning [...] Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation Environmental conditions Natupol Excel performs

• Damping-off

  In slightly older plants, the leaves lose their turgor or the leaf tips turn yellow, for example in flower bulbs. At first, the plants recover during the [...] meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress, caused for example by too much water, too high or [...] young plants and damage is more extensive in young crops. Damage symptoms Pythium affects roots, in particular those of seedlings. Infected plants lag in

• Fusarium spp.

  banana, whole plantations may die, and the soil may not be suitable for planting for many years subsequently. F. graminearum/Gibberella zeae (Fusarium head [...] system of the host plant and spreads upwards inside the plants. The other species are dispersed upwards on the outside of the plant. Most Fusarium species [...] the leaves turn yellow and wilt, mostly on one side of the plant. Finally, the whole plant wilts. Other symptoms are brown discolouration of the xylem