• Koppert One

  reliable insights into both direct and indirect effects, from mortality and disrupted development to reduced fertility and repellent behavior. Powered by data [...] platform designed to simplify and strengthen biological crop protection . By combining expert knowledge, smart tools, and real-time data, it empowers growers [...] Integrated Pest Management strategy, improve crop performance, and achieve more sustainable and profitable results. Go to web app Apply nematodes at the right

• Koppert collaborates with Valto to control harmful tomato virus

  October 8, 2018

  heart of the Dutch fruit and vegetable growing region and closely linked when it comes to finding natural solutions to pests and diseases. While Koppert [...] Pepino Mosaic Virus (VX1 and VC1) and provides twofold protection against various damaging symptoms of the PepMV EU, PepMV LP and PetMV CH2. V10 also suppresses [...] Virus is very changeable and causes damaging symptoms such as leaf or stem necrosis and fruit discoloration, fruit size reduction and cracking. Transmission

• Natutec_Airobreez_-_Directions_for_Use_-_Koppert.pdf

  1.4 Make sure that you know the structure and contents of this document. Specially read the safety chapter and make sure that you know all the instructions [...] approved user is a person that fully knows the device and its safe operation. The user obeys all applicable local safety rules and regulations. 2.3 Safety [...] : supplies and consumables that are necessary for a procedure 1.6 1.7 Terminology Term Definition Carrier material The material that is a transport

• Bacterial soft rot, bacterial stem rot

  harvest or after that. The pith disintegrates and the stem becomes hollow. Because of the bacterial growth in the pith, the stem seems wet and slimy. Above [...] the fruits, lesions first are small and sunken, water-soaked and light to dark brown. They are adjacent to wounds and natural openings at the stem end. Later [...] Later the fruit becomes soft and lesion contents become liquid. Life cycle and appearance of Bacterial soft rot, bacterial stem rot Erwinia carotovora

• Apple scab

  petioles and fruits and sometimes on twigs and bud scales. The lesions are olive-green. When spores are produced, the lesions become grey and fluffy. The [...] released and repeat the cycle of infection of new plant parts and spore production. In autumn, the fungus produces new pseudothecia in leaves that have already [...] restricted, whereas the lesions caused by conidia extend faster and may merge. Infected fruits and leaves may fall off prematurely. The plants’ defence mechanism

• Dwarf bunt

  soft white and hard red winter wheats, as well as dwarf bunt. Damage symptoms Tilletia controversa causes (bunted) heads that are slender and remain green [...] are generally broader and the glumes opened wider, than in plants infected with Tilletia tritici and Tilletia laevis Life cycle and appearance of Dwarf bunt [...] The bunt balls are grey-brown. They rupture at harvest and release black, powdery spores, that smell like fish, hence the common name stinking bunt. A

• Bacterial spot

  petioles and stems and form long dark streaks. On fruits, first small black specks are seen on green fruits. The specks grow into brown spots that look like [...] are also round and small to start with and slightly raised from the leaf surface. They occur on the abaxial (underside of) leaf surfaces and may enlarge into [...] which become rough and light brown. On fruits the spots are first small, circular and green but they turn brown, become raised and look like cracked scab

• Gummy stem blight

  debris and disinfect the greenhouse Choose a cultivar that is less susceptible to internal fruit rot Use clean propagation material During cropping and between [...] feasible in high-wire crops) Pick and remove dead and diseased leaves Prevent plant diseases by optimizing plant potential and crop resilience. [...] fungal plant pathogen that causes gummy stem blight. Damage symptoms Mycosphaerella cucumis in cucumber causes brown lesions on the foot and higher up on the

• Crazy roots, hairy roots, crown gall

  which are first white and later turn brown. Only Rhizobium radiobacter causes galls and tumours on underground plant parts and on the crown. Furthermore [...] break open, releasing many bacteria. These are dispersed by rain and wind and by humans and tools. Until now, no bacteria have been isolated from crazy roots [...] roots, hairy roots and crown gall. Damage symptoms The four pathogenic Rhizobium species cause different symptoms, like galls, tumours and excessive root growth

• Glume blotch

  pycnidia and perithecia occur. Perithecia are also formed on dead glumes and stems. In case of severe infection , the heads of wheat become black and the kernels [...] careful with chemicals that limit stem elongation when the lower leaves are infected and frequent rain is expected Be aware that in a crop with dense foliage [...] (Phaeosphaeria nodorum) is a fungal pathogen of wheat , barley and ryethat induces yield and quality losses. Damage symptoms Phaeosphaeria nodorum or Septoria