different scientific names were used to identify various species of leek, but now they are all classified as cultivars of Allium ampeloprasum . The…
occidentalis) are laid in leaves, flower petals and in the soft parts of stalks. They are inserted into the plant tissue with a saw-like ovipositor.…
sed within the crop. Both types of spores cause the exact same symptoms. They enter the leaf through the stomata. After infection, hyphae emerge from…
its name cottony soft rot. In the mycelium, big, dark sclerotia are formed. They can easily be seen with the naked eye and look like rat droppings.…
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 the…
stems and pods of peas. The spots on leaves and pods are round, on the stems they are more elongated. The lesions are light brown, sunken and…
risks. Plant diseases pose a significant threat to global food production. They can result in yield losses, increased production costs, and…
standstill,’ Lex Scheffers recounts. The two partners made a remarkable move – they rented additional greenhouses. These were used to temporarily…
released from the dispenser once opened. This makes adult thrips more active. They appear from their shelters and are more attracted to the sticky…
the order Hemiptera (true bugs ). Together with aphids and scale insects, they belong to the division Sternorrhyncha. The whiteflies form the family…
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