Nectar toxicosis is an infectious disease, mainly bee-gatherers, caused by poisonous nectar. Causes of the disease. When collecting flowers, bees are poisoned by the poisonous nectar of some plants. Poisonous nectar is distinguished by the following honey-plants: Japanese Sophora (Sophora japonica), Ledum palust-ghe, Tulips (Corona imperialis), wrestler (Aconitum sep-tentrionale, A. excelsum), lance peel (Senecio sagittatus), […]
Rikketshoz is an infectious disease of bees, accompanied by a change in the hemolymph of adult bees. The causative agent of the disease. Rickettsia disease is caused. They have dimensions of 0.2-0.4-0.9 microns, coccoid, rod-shaped, when painted according to Romanovsky, they are painted in pink and blue. Cultivated, as well as filtering viruses, only on […]
The foulbrood. The term “foulbrood” refers to the infectious diseases of the brood of the bee family, accompanied by rotting in different stages of development. Diseases of all three bee colonies are affected, and the disease begins to develop in the larvae’s interior, which eventually turns into putrefactive mass. The color, smell and viscidity of […]
Septicemia – an infectious disease of bee colonies, which occurs under adverse conditions of detention, is accompanied by the death of adult bees. Pathogen – Bacterium apisepticus – polymorphic, gram-negative, small, mobile, spore-forming rod 0.8-2.0X0.7-0.8 microns in size; facultative aerobic, temperature optimum of growth of 20-37 њ, grows well on ordinary nutrient media at pH […]
Pademic toxicosis is an infectious disease that occurs as a result of intoxication of bees and larvae by a pad. Causes of the disease. Bees and their larvae perish under the influence of poisoning with a pad or honey. In case of toxic toxemia, the death of bees is less noticeable in the summer when […]
Sick brood – an infectious disease, a viral etiology, causing the death of adults often sealed larvae and young pupae. The body of the dead larvae takes the form of a bag of liquid. The economic damage is small. The disease is rare, often self-healing. The causative agent of the disease is the filtering virus […]
When an adult bee or brood is killed in an apiary, infectious and invasive diseases are excluded by research. Sometimes pathogens of these diseases can be established, but their rare occurrence, and only in some bees, obliges to exclude them as the cause of death. At the same time, the main cause of death of […]
On the photo: 1 – honeycomb; 2 – frame with a drone brood. The proposed method of combating varroatosis consists in removing bee colonies from the nest and destroying the tartar brood affected by the varroa mite. The essence of the method is to embed a small frame with a drone honeycomb into a regular […]
Steaming bees – their quick death from high temperature and humidity, which appears as a result of a strong excitation of bees in poorly ventilated hives. Causes of the disease. Bees are fanned when the beehives are not properly ventilated in hives with a closed flare, which is observed during transportation of bees, when they […]
Chilled brood is an uncontrollable disease of bee colonies, which arises from the strong and prolonged cooling of the brood. Causes of the disease. A sharp drop in air temperature, poor warming of the nest, a weakening of the strength of families due to a significant loss of flying bees from poisoning and other causes. […]