Tobacco whitefly

throughout the world. It causes damage in (sub-)tropical areas especially. The tobacco whitefly ( Bemisia tabaci ) is feared because of its high level of resistance [...] deposited on fruit makes it sticky. Dirt adheres to the fruit, and the growth of sooty moulds ( Cladosporium spp .) is encouraged, making it unsuitable for sale [...] was first identified on tobacco in Greece in 1889, hence the name tabaci . It has subsequently been found in most tropical and subtropical countries of

Common cockchafer

common cockchafer ( Melolontha melolontha ) does most of its damage in the larval stage, when it feeds on roots of grasses and clover. The adults feed on [...] large head, with strong mandibles and long, hairy, well developed yellow legs. It takes three or four years for the larvae to fully develop. The grubs are 10

Angular leaf spot

humidity or presence of water. These conditions occur mostly in the spring if it rains or when sprinkler irrigation is used. Healthy, well growing plants are [...] forms on the underside of the leaf. This exudate changes to a white film when it dries. Lesions may merge as they grow and later also become visible on the

Tutasan

Preparation Place the pheromone dispenser in the green canister and attach it to the upper central part of the trap Fill the trap with water to the level

Yellow rose aphid

autumn and produce eggs to overwinter). It is also holocyclic in parts of Europe, whereas throughout most of the world it is anholocyclic (i.e. only multiplying [...] widely distributed in Europe, North Africa, parts of Asia and South America. It attacks plants of the family Rosaceae and is a pest of strawberries and roses [...] The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black sooty moulds grow on this honeydew, contaminating fruit

Maximize pollination in tomato

n progress, collect approximately 20 closed flowers from different areas. It is essential that all closed flowers exhibit bite marks. Closed flowers offer [...] days. When the number of bite marks diminishes to only one or two per flower, it is advisable to introduce a new bumblebee hive. Temperature and humidity [...] between 8 °C and 28 °C, with a gradual decrease in activity beyond 28 °C. It is important to provide suitable conditions for the bumblebees, avoiding extreme

Pea leaf miner

vegetable and ornamental crops. It originates from South and Middle America and has subsequently spread via plant material. It is now wide-spread across the [...] huidobrensis are transparent dirty white. When the larva hatches from the egg, it begins to eat into the leaf at once, tunnelling down into the mesophyll tissue [...] pupating, the grown larva cuts a sickle-shaped exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf and falls

Grower Koen - Embracing biological crop protection in agriculture

business. While the trend towards organic farming was growing, Koen felt that it would be too quick to completely abandon traditional methods. He decided to [...] l bodies, in organic farming marks the path to the future. "You grow into it a bit," notes Koen. With the growing availability of knowledge and the number [...] advocates for a cautious approach, carefully examining effectiveness when it comes to applying crop protection . He emphasizes that the correct application

Integrated Pest Management

control. It combines biological, cultural, physical and chemical tools to manage pests effectively. This approach is not just about eliminating pests; it's about [...] a sustainable and environmentally responsible approach to pest management. It employs a combination of strategies to prevent and control pests while minimising [...] principles of IPM Prevention IPM focuses on prevention rather than reaction. It emphasises practices that deter pests from infesting in the first place.

Consumers

Koppert card/sachet from in it. What do I do with it? I bought a plant with a Koppert card/sachet from in it. What do I do with it? The card/sachet in the [...] otherwise have to be pollinated by hand. It also became clear that natural pollination by bumblebees yielded better results. It improved fertilization, enhanced [...] bumblebee can travel up to ten kilometres away from its hive and collect and transport sixty per cent of its own bodyweight in pollen. And bumblebees don't