Zobrazeno 1 - 10
of 152
pro vyhledávání: '"lactation number"'
Autor:
Lily A. Martin, Edward C. Webb, Cheyenne L. Runyan, Jennifer A. Spencer, Barbara W. Jones, Kimberly B. Wellmann
Publikováno v:
Ruminants, Vol 4, Iss 3, Pp 316-328 (2024)
The objective of this study was to evaluate the effects of breed, lactation number, and lameness on lying time, milk yield, milk urea nitrogen concentration (MUN), progesterone concentration (P4), and the calving-to-conception interval (CCI) of lacta
Externí odkaz:
https://doaj.org/article/dcd01d19f87a4562b56b600b6648c0c0
Autor:
Taha Burak Elifoglu, Serdal Kurt
Publikováno v:
Eurasian Journal of Veterinary Sciences, Vol 38, Iss 4, Pp 248-253 (2022)
Aim: This study aimed to investigate the relationship between lactation number, milk yield, and some blood biochemical parameters in dairy cows. Materials and Methods: The material of the study consists of dairy cows (n=60), and three different group
Externí odkaz:
https://doaj.org/article/bf49ba8dd5c34707b7162da56f076b50
Publikováno v:
Czech Journal of Animal Science, Vol 67, Iss 2, Pp 39-46 (2022)
This work aimed to evaluate the quantity and the quality of flushed embryos based on the metabolic status of dairy cows, lactation number, and size of the ovaries. Fifty-nine Holstein cows on 1st to 5th lactation were enrolled in the experiment. Moni
Externí odkaz:
https://doaj.org/article/53bd194edf9742b3a317526a5ee598fa
Akademický článek
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Autor:
R. Ralević, T. Papović, I. Pihler, D. Kučević, M. Ivković, S. Dragin, K. Čobanović, C. Mekić, M. Polovinski-Horvatović
Publikováno v:
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, Vol 73, Iss 4, Pp 923-928 (2021)
ABSTRACT The aim of this research was to determine the influence of lactation number and parity on milk yield of Saanen goat’s breed. It has been concluded that milk yield was higher for goats that had given birth to twins and three kids than for g
Externí odkaz:
https://doaj.org/article/022a457197f54cfeb34386769b9bea4f
Publikováno v:
Turkish Journal of Agriculture: Food Science and Technology, Vol 8, Iss 2, Pp 313-317 (2020)
The aim of the present study is to investigate the impact of some environmental factors on the descriptive values of milk yield characteristics in Holstein cows. For this purpose, a total of 241 lactations belonging to 62 Holstein cows had been kept
Externí odkaz:
https://doaj.org/article/68e8bcdfb0bf402393e183e1944f8e37
Publikováno v:
Animals, Vol 13, Iss 7, p 1152 (2023)
This study assessed the effect of access to pasture, lactation number, and foals’ sex on the nutritional value of milk (79 samples) from nine mares. The following were analysed: content of dry matter, protein, fat, lactose, and ash; percentages of
Externí odkaz:
https://doaj.org/article/3280aa701def43d58f4b9735a9c8e5ff
Publikováno v:
Науковий вісник Львівського національного університету ветеринарної медицини та біотехнологій імені С.З. Гжицького. Серія: Сільськогосподарські науки, Vol 20, Iss 89, Pp 27-34 (2018)
Genotype by environment interaction was studied with 526 lactation milk records of Red Steppe dairy cows maintained at State Enterprise “Breeding reproducer “Stepove” (Mykolayiv region, Ukraine). The analyses in this study were based on the mil
Externí odkaz:
https://doaj.org/article/e677c272811f4a04b59e2bac68379add
Autor:
Mayakrishnan Vijayakumar, Ji Hoo Park, Kwang Seok Ki, Dong Hyun Lim, Sang Bum Kim, Seong Min Park, Ha Yeon Jeong, Beom Young Park, Tae Il Kim
Publikováno v:
Asian-Australasian Journal of Animal Sciences, Vol 30, Iss 8, Pp 1093-1098 (2017)
Objective The aim of the current study was to describe the relationship between milk yield and lactation number, stage, length and milking frequency in Korean Holstein dairy cows using an automatic milking system (AMS). Methods The original data set
Externí odkaz:
https://doaj.org/article/d55f5fd357d6476b84e4c6f0ebb7a154
Autor:
Ondrej hanusovsky, Daniel Bíro, Milan Šimko, Branislav Gálik, Miroslav Juráček, Michal ROLINEC, Róbert HERKEĽ
Publikováno v:
Journal of Central European Agriculture, Vol 17, Iss 4, Pp 1204-1220 (2016)
The aim of the study was to find the effect of daily diet change from the start of lactation diet (SL) to the peak of lactation diet (PL) taking account into the lactation number (2nd lactation – groups S2L, P2L; 3rd lactation – groups S3L, P3L)
Externí odkaz:
https://doaj.org/article/753de63beb0f436cb6c3262534e58292