Разширено търсене
Автор да съдържа Ivanka Zhelyazkova
Б 1098
Каталог "Статии" | Списание
Monitoring of temperature and humidity in hives made of different material by an electronic recording system during the autumn and winter period of the development of bee colonies
(2021)
Ivanka Zhelyazkova; Svilen Lazarov; Diyan Germanov;
Iskren Mutafov
и др.
A 2280
Каталог "Статии" | Списание
Hypopharyngeal glands development of worker bees (Apis mellifera L.) during supplemental feeding with various types of sugar syrups
(2024)
Svilen Lazarov; Ivanka Zhelyazkova; Petya Veleva;
Maria Hashinova
и др.
A 2280
Каталог "Статии" | Списание
Physicochemical characteristics of Bulgarian bee honey: Part 1
(2022)
Svilen Lazarov; Petya Veleva; Ivanka Zhelyazkova
A 2280
Каталог "Статии" | Списание
Hygienic behaviour and dimensions of the chitin body parts in worker bees (Apis mellifera L.)
(2020)
Svilen Lazarov; Ivanka Zhelyazkova
Каталог "Статии" | Списание
Application of stimulating products in autumn feeding and wintering of the bee colonies (Apis mellifera L.)
(2019)
Rositsa Shumkova; Ivanka Zhelyazkova; Svilen Lazarov
Каталог "Статии" | Списание
Hygienic behaviour of bee colonies and total protein content in the haemolymph of worker bees (Apis mellifera L.)
(2018)
Svilen Lazarov; Ivanka Zhelyazkova