Разширено търсене
Автор да съдържа P. Zhelyazkov
Каталог "Библиографии" | Статии от книги - библиография
Study on the honey productive potential of the bee forage species in Northeast part of Bulgaria in Silistra region
// <I>FMPMSA 2019<D> : Farm machinery and processes management in sustainable agriculture : 10th International scientific symposium, Lublin, Poland, 2019. - Radom : Spatium, p. 183-188.
P. Zhelyazkov; A. Z. Atanasov; I. Hristakov
Каталог "Библиографии" | On line периодика
Monitoring Honeybee (Apis Mellifera) Flight Activity And Within-Day Hive Weight Changes During Rapeseed (Brassica Napus) Flowering
// <I>TE-RE-RD 2023<D> Special Issue of the 11-th International Conference on Thermal Equipment, Renewable Energy and Rural Development, 2023, Vol. 14, p. 90-93, DOI: 10.47577/technium.v14i.9685
A. Z. Atanasov; I. Hristakov; K. Stoyanov;
P. Zhelyazkov
и др.