• Common cockchafer

  symptoms The common cockchafer ( Melolontha melolontha ) does most of its damage in the larval stage, when it feeds on roots of grasses and clover. The adults [...] adults feed on the leaves of trees, mainly on oak, maple, beech and plum. Life cycle and appearance of Common cockchafer The life cycle of the common cockchafer [...] longitudinal ribs each. The abdomen is black, with typical triangular white spots below the elytra. When just laid, the oval eggs of the common cockchafer (

• Knowing & recognizing

  photographs, and dozens of illustrations of the most prevalent pests, diseases and their natural enemies. This book provides the reader with the necessary information [...] giving you the ability to recognize the pest or disease you are up against by means of detailed illustrations and close-up photographs. The knowledge gained [...] Get the growers’ guide to biological crop protection Knowing and recognizing does exactly what it implies. It empowers you with knowledge about the pest’s

• Nematodes established solution for Nesidiocoris in France

  demonstrating the interest in the method that we have validated in the field. The results are very clear. It is very effective on the larvae. The nematodes [...] several blocks to regulate the bug and have tried several application methods: the small backpack sprayer directed at the head of the plant in a very localized [...] Audrey Vignaud is Koppert’s technical head of the consultant for the South East Region of France: ‘We recommended the beneficial nematode Capsanem in combination

• Encarsia formosa

  then consumed from the inside out by the developing larvae. The larvae feed on the internal tissues of the host, leading to its death and thereby contributing [...] reduce the reliance on chemical pesticides. Life cycle and appearance of Encarsia formosa The development of E. formosa consists of six stages: the egg, [...] seen clearly that the pupa develops freely within the host pupa. When the parasitic wasp is fully grown, it eats a round hole in the pupal cuticle. It

• Natutec Drive

  through tubes over crops. The Natutec Drive is applicable in any situation and based on the specifications of the greenhouse. The Natutec Drive module can [...] friendly/ease of use How does it work? The user puts beneficial insects inside the drum, which can carry up to 30 liters of material. The Natutec Drive [...] and eventually land exacly onto the crop. Because of its unique design, the natural enemies suffer no damage when the blower is used. Application This

• Pea and Bean Weevil Trap

  Place the funnel onto the green bucket Place the pheromone dispenser in the transparent top Fix the transparent top with a twist action lining up the slots [...] apart on a grass margin or headland of a field that was planted with peas or beans in the previous year Place the trap on the ground Ensure the trap is securely [...] Broad bean, peas. Mode of action The Pea and Bean Weevil Trap needs to be used in combination with Pherodis pheromone dispensers. The dispensers release a

• Barley

  is one of the four most important cereal corps grown in the world, next to wheat, rice and maize. Barley (Hordeum vulgare) is a member of the grass family [...] a self pollinating crop. Barley is used in brewing beer, a popular source of animal fodder and a component in various health foods.

• Artificially lit crops pollination advice

  pollination when natural pollination is insufficient. Remove snow from the greenhouse roof when possible. Energy screens and grow lights The use of energy screens [...] counter this, synchronize the opening of bumblebee hives with the energy screen and daylight cycle, allowing the bees to fly only when there is sufficient daylight [...] environment) rapid decline in colonies could occur. In the ever-evolving world of agriculture, the utilization of artificial lighting has revolutionized crop c

• American serpentine leaf miner

  feeding spots. The larvae of Liriomyza trifolii are entirely ochre-yellow. When the larva hatches from the egg, it begins to eat into the leaf at once, [...] exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early morning [...] millimetres long. When the adult females feed or lay eggs, they bore a hole using their toothed ovipositor, usually in the upper side of the leaf. Egg spots

• Cabbage leafroller

  forming a “V” when at rest. At rest, the wings are held folded almost horizontally over the body. The antennae are thin and of medium length. The moths fly [...] fly when it is dark. The yellow eggs are laid in batches of 10 to 90 pieces and covered with a gelatinous layer on the upper side of leaves, preferably on [...] untidy roll of leaves with large feeding holes. Caterpillars can also bore into the plant: young caterpillars eat a path from an opening bud to the growing