Onion fly

seen in the bulbs. The bulbs may occasionally soften or decay, which may be a sign of a serious infestation. Regularly checking your onion plants for these [...] the nematodes set out in search of the larvae, eventually killing them. The fact that this biological control strategy is safe for people and non-target [...] laid by the female onion fly on the young leaves, necks of onion seedlings or in the soil close to the base of onion plants. The onion fly larvae that emerge

trial results wireworm control

Wireworm control with beneficial nematodes Results in irrigated potato Wireworms damage in irrigated potato (% of potatoes with holes) 2023, Italy 80 [...] dead insect and reproduce in large numbers. The pest insect stops feeding soon after being infested, and dies within a few days. The nematodes that emerge [...] 80 20 60 15 Damage (%) Efficacy (%) Casea efficacy against wireworms in irrigated potato (% damage reduction compared to untreated control) Emilia-Romagna

Roots Growers positive about Mycotal against whitefly

cold in there, so the level of infestation is higher and whitefly levels are high earlier in the year. We could theoretically spray everything in the [...] Sam van der Knaap, who is responsible for cultivation and plant protection at Roots Growers’ Honselersdijk site in the Netherlands. Located along Zwethlaan [...] site, located in Zevenhuizen, covers 11 hectares. As organic as possible Roots Growers grows the Piccolo variety, a mini vine cherry tomato. In this segment

Horse-chestnut leaf miner

horse-chestnut leaf miner overwinters in the pupal stage in a cocoon in dead leaves. The emergence of adults in spring occurs in April and May, depending on climatic [...] European horse-chestnut in Greece, Albania and Macedonia. It was first observed attacking ornamental horse-chestnut trees in Macedonia in the 1970s, from where [...] larvae mine in horse chestnut leaves go to four (occasionally five instars) and their size varies form 0.5 mm in the firsts instar up to 3.5 mm in the fourth

Pierce's disease of grapevine

depends on the plant species: in peach, bacteria are found in high numbers in the roots, whereas in plum, high numbers are found in leaves and fruits. The bacteria [...] die. This happens faster in younger vines than in older ones and faster in susceptible cultivars (within 2-3 years) than in more tolerant cultivars, which [...] vectors or dormant plants. In citrus, the bacteria can be transferred in seed used for propagation. The bacteria are limited in many regions by winter conditions

20250158_Valto_-_Label_V10_0_8_liter_EN_-_108x195mm_-_DEF_HR.pdf

grown in synthetic growing media, growers should note that the use of this product in recirculating water systems in a glasshouse may result in dilute [...] within 3 days of receipt. Store in cold conditions (4-10°C). KEEP AWAY FROM FOOD, DRINK AND ANIMAL FEEDING STUFFS. KEEP OUT OF REACH OF CHILDREN. KEEP IN ORIGINAL [...] and 7.5x1011 virus particles per ml) for use as an elicitor that induces resistance to virulent Pepino Mosaic Virus in commercial glasshouses areas. READ

Pine processionary moth

ns' occur in late winter and early spring. The caterpillars move in a file searching for a suitable site to tunnel underground and pupate in the soil. [...] arranged in pairs. The integument and hairs that clothe the body vary considerably with different provenances. In general, the integument is darker in colder [...] bluish-grey to black. Pupation takes place in the soil in an oval, ochreous-white silken cocoon. The pupae are about 20 mm in length, oval, and of a pale brown

Thrips

an opening in the plant tissue. The eggs are laid in leaves, flower petals and in the soft parts of stalks. On the leaves of sweet pepper, for instance, [...] cause problems in agriculture and horticulture. Thrips are small insects (0.5-14 mm), with the largest species found in the tropics. In temperate regions [...] solutions for thrips, professional growers can achieve reliable, sustainable pest management while protecting crop quality and productivity. Solutions for thrips

Trial_and_Field_results_nematodes_in_fruit_orchards_EN_-_Koppert.pdf

vegetables, among others. Using beneficial nematodes in apple Michel Loubejac is a fruit grower in Moissac in the Tarn-etGaronne, region of France. Here he grows [...] a preventive treatment in the autumn to reduce the pest pressure for the following spring. Easy application and good results ‘For the preparation, I leave [...] Effective results in reducing damage from lepidopteran pests in top and stone fruits Impact of Capirel autumn application on codling moth (Cydia pomonella)

Broad mite

General The broad mite (Polyphagotarsonemus latus) occurs in the tropics and in greenhouses in temperate regions. The broad mite (Polyphagotarsonemus latus) [...] of legs in both males and females is different to the others and not used for walking. After moulting to the third larval stage the larvae stay in their [...] leaves. In case of a mild infestation, one can often see brown, frequently collapsed spots, or brown stripes forming a fine network on the leaves. In case