Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Papushin Eduard"'
Publikováno v:
E3S Web of Conferences, Vol 371, p 03045 (2023)
The article presents a comparative analysis of three common breeds of dairy cattle in the Leningrad Region – Ayrshire, Holstein and Black-and-White in terms of average annual milk yields per head, milk fat and protein content and methane emissions.
Externí odkaz:
https://doaj.org/article/b651f771d3e94deea82e081e1aa41b18
Publikováno v:
E3S Web of Conferences, Vol 210, p 05012 (2020)
The appearance of the first marketable root crops with a diameter of more than 50 mm, categorized as elite, in the North-West region of the Russian Federation, may already occur by the end of the third decade of June. The crop price during this perio
Externí odkaz:
https://doaj.org/article/644cab9446f84cddaeff07eea97747b2
Publikováno v:
E3S Web of Conferences, Vol 222, p 01020 (2020)
Existing grain shredders have disadvantages, the main of which are the following: high metal and energy consumption, uneven granulometric composition of the crushed product, high percentage of pulverized fraction, rapid wear of working bodies, produc
Externí odkaz:
https://doaj.org/article/902527787fb7435b9e9eea98de3a693e
Autor:
Loretts, O., Ojha, N., Vinogradov, S., Ruchkin, A., Kukhar, V., Sukhoparov, Alexey, Papushin, Eduard, Ivanov, Ilya, Plotnikova, Ylia
Publikováno v:
E3S Web of Conferences; 12/21/2020, Vol. 222, p1-6, 6p
Publikováno v:
IOP Conference Series: Earth & Environmental Science; 4/5/2021, Vol. 699, p1-7, 7p