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How to protect bumblebees from heat

pollination may stop due to damage to the hive. Bumblebees therefore need to keep cool in hot summer conditions to be able to function optimally and carry [...] crucial to ensure effective pollination to support crop production and maintain high yields for growers. To ensure a positive result, it is crucial to protect [...] in which bumblebees need to operate in various countries worldwide conducted over a period of 35 years, has led to a number of innovations that have now

How to protect bumblebees in cold

pollination activity and climate To achieve the best pollination results, it's essential to allow the majority of bumblebees to focus on their pollination [...] around the hive to incubate the brood. It's crucial to protect the brood during such conditions to avoid damage Keep in mind that the impact of climate on [...] it's essential to keep an eye on the bumblebees. Sometimes, worker bumblebees may get lost through the vents and won't be able to return. To mitigate this

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Original stories- René Koppert

Downy mildew of Cucurbits

Because there are more stomata on the underside of the leaf, this is where most fluffy symptoms are found. How to prevent Downey mildew Choose resistant cultivars [...] On the underside of the leave fluffy growth appears which is first white and later turns grey-brown. This is actually the sporulation of the pathogens extruding [...] stomata. Life cycle and appearance of Downy mildew Pathogens causing downy mildew are not fungi but Oomycetes and related to Pythium and Phytophthora. They

Black rot of carrots

infection and this may lead to death of seedlings. From the primary infection of leaves, this type of carrot disease can spread to the flowers (especially [...] cause primary infection of the leaves. Survival can be several years, in the case of black rot of carrots ( Alternaria radicina ) up to 8 years. Damage symptoms [...] appearance of Black rot of carrots Black rot of carrots ( Alternaria radicina ) is a seed-transferred carrot disease. The seeds are the main source of primary

Black leg of seedlings

easy stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Black leg of seedlings Pythium belongs to the Oomycetes [...] substrate in the absence of plants. Many species are entirely saprophytic, so these do not harm plants. How to prevent Black leg of seedlings Use resistant [...] flagellae, which enable the spores to move through water. The zoospores are chemically drawn to the growing roots of young plants and move towards them

Bacterial canker of tomato

only occurs in the second half of the season. The first symptoms are wilting of the lower leaves and subsequent expansion of the wilt upwards. Cutting the [...] tubers can infect healthy tubers during post-harvest storage. How to prevent Bacterial canker of tomato Use clean propagation material: Use only tested and [...] rotation in field crops of at least two years and alternate with a non-host crop Apply deep-ploughing to stimulate the decay of crop residues Prevent plant

Root rot of carrot

only host plant of the fungus. How to prevent root rot of carrot Studies have shown that 3several key factors influencing the occurrence of blemishes and [...] cycle and appearance of Root rot of carrots The fungus of R. carotae has delicate, simple morphological features hence is not easy to place it at the generic [...] black spots over the entire surface of the carrot. These spots gradually change into larger dark brown to black lesions of various shapes. The lesions can

Optimal placement of bumblebee hives

can be taken to increase the productivity of bumblebees: To ensure successful communication between bumblebees and humans, it is crucial to position the [...] During these seasons, it is advisable to position the hives at a height of 20 – 60 cm above the ground on the south side of the path. This location ensures that [...] the crop, with a maximum of two hives grouped together. Protection of the hive To maintain hive efficiency, it is crucial to shield the hives from adverse