• Leek moth

  Europe. It is also found in some Asian countries and has been introduced to parts of Canada. The larvae of Acrolepiopsis assectella feed on cultivated [...] weakening or withering of the plant can occur. On old leaves, open galleries can be seen which decrease the economic value of the plant. Severe damage also occurs [...] When feeding takes place at the base of the hollow flower stalk, this can be broken easily. On inflorescences, damage is characterized by the fall of the

• Pollination checklist Growing lights

  need max. 2 hours to return to their hive 15:00 Do not keep a hive closed for longer than one day unless additional pollen is fed to the bees. Bumblebee [...] Opening Systems allow the bumblebees to fly when there is enough daylight present. Wireless BeeHome system (WBH) can be controlled either by using a timer [...] 9, depending on the environment conditions. The maximum temperature should be max 28 °C. 17:00 16:00 14:00 During other weeks at higher than 28 °C te

• Cyclamen main pest pressures

  spots of frass, and feeding marks to the flowers. Their life-cycle is very temperature-dependent. Although thrips can be found at lower temperatures of 10 [...] a very tiny mite, only just visible to the naked eye, and is must commonly found in glasshouses. The mites may be concentrated around the buds, or infest [...] life-cycle stops. They are also very prolific egg-layers, giving rapid rise to the next generation. Thrips larvae can also transmit tomato spotted wilt virus

• Trial_and_Field_results_nematodes_in_fruit_orchards_EN_-_Koppert.pdf

  volume of water to correspond with the quantity of nematodes,’ Michel explains. ‘It’s easy to dilute in this way.’ Michel says it is easy to apply if the [...] would recommend it to anyone who has problems with codling moths and leafrollers. It really helps to reduce the pest pressure. I’m proud to spray a solution [...] orchards Fruit growers in France are increasingly turning to sustainable nematode solutions to protect their orchards against pests – a living, natural

• Fortafol for Strawberry in Coir

  that have been allowed to dry out prior to planting • supports the health and resilience of a crop; healthy plants may be less prone to root disease infections [...] high-quality fruit in commercial strawberry crops. The coir is washed and buffered to produce a quality rooting substrate that promotes healthy root development [...] several seasons, although with time, like all substrates, gradual changes to the integrity and constitution will occur. Such transitions are accompanied

• Mottled arum aphid

  horseshoe-shaped spot on the back of the abdomen. These black markings can be highly variable. Adult females are 1.2-2.6 mm long. Immature Neomyzus circumflexus

• Damping-off

  spores with flagellae, which enable the spores to move through water. The zoospores are chemically drawn to the growing roots of young plants and move towards [...] plant, new sporangia with zoospores are formed, that allow the disease to spread to neighbouring plants. The zoospores disperse via water. Therefore, this [...] with a finger nail. Life cycle and appearance of Damping-off Pythium belongs to the Oomycetes, a separate group of microorganisms and is therefore not a real

• Dwarf bunt

  teliospores. These balls break during harvest allowing the teliospores to fall to the ground. Additionally, these teliospores contaminate healthy kernels [...] germination is 3-8 °C and it takes three to ten weeks for germination. The seedlings are infected after emergence; the two- to three-leaf stage plants are most [...] General Tilletia controversa is a plant pathogen. It is a fungus known to cause the smut disease TCK smut in soft white and hard red winter wheats, as

• Root and crown rot of strawberry

  clavispora. Pestalotiopsis clavispora has been connected to strawberry diseases, but has also been linked to rose diseases. Damage symptoms Pestalotiopsis clavispora [...] stimulates disease development. How to prevent Root and crown rot of strawberry Avoid stress: Take runner tips at the right stage to avoid stress and make plants [...] Avoid overhead irrigation, since it seems to increase disease development Provide balanced nutrition Avoid damage to the plants by pest insects or plant handling

• Downy mildew of Cucurbits

  mildew Pathogens causing downy mildew are not fungi but Oomycetes and related to Pythium and Phytophthora. They survive as oospores. From these oospores or [...] the optimum temperature is around 15 o C and the closer the temperature is to this, the shorter the leaf wetness period that is required. Inside the plant [...] can take up nutrients from the living plant cells. The pathogens continue to grow inside the leaves and after a while new spore-bearing structures are