Mostrando 1,461 - 1,480 Resultados de 18,251 Para Buscar 'Mairu~', tiempo de consulta: 2.08s Limitar resultados
  1. 1461
    “…Survey questionnaire was mailed to 1,361 CA Grade A milk producing dairies and calf ranches across CA resulting in a 12% (169) response. …”
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  2. 1462
    “…The aim of this study was to describe selected milk-feeding practices and social housing procedures for young (pre-weaning) dairy calves in Norwegian herds. A short questionnaire was distributed to a random sample of 912 dairy producers. …”
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  3. 1463
    “…Dairy goat animal welfare assessment protocols have been developed and conducted in Europe and the United Kingdom for dairy goats; however, there are no published reports of large-scale welfare assessment for dairy goats on farms in the Midwestern United States (US). …”
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  4. 1464
    “…In general, the introduction of the Baidu index, whether in-sample or out-of-sample, significantly improves the prediction efficiency of the model.…”
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  5. 1465
    “…In this study, we considered MIR wavenumbers as traits, and directly studied the spectral information as a way to study the estrus of dairy cows linked to milk composition. …”
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  6. 1466
    “…The search for new food products that promote consumers health has always been of great interest. The dairy industry is perhaps the best example regarding the emergence of new products with claimed health benefits. …”
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  7. 1467
  8. 1468
    por Atashi, Hadi, Hostens, Miel
    Publicado 2021
    “…SIMPLE SUMMARY: Holstein Friesian is the dominant breed of modern dairy cattle in Iran, therefore the development of a genetic evaluation system for economically important traits for this population is needed. …”
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  9. 1469
    “…ABSTRACT: Modern freestall barns for dairy cattle have been constructed with considerations for dairy cow cleanliness; partitions and other stall features such as neck rails are designed to reduce manure contamination of bedding and decrease farm labor. …”
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  10. 1470
    por Szenci, Ottó
    Publicado 2021
    “…SIMPLE SUMMARY: Pregnancy diagnosis plays an essential role in decreasing days open in dairy farms; therefore, it is very important to select an accurate method for diagnosing early pregnancy. …”
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  11. 1471
  12. 1472
    “…Expectation of poor profit margin, expectation of poor-quality calves, and price volatility/market uncertainty were the top ranked factors dissuading farmers from rearing dairy calves for beef. The main themes arising from the qualitative question related to beef price/ability to make a profit, breed, and calf quality. …”
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  13. 1473
  14. 1474
    “…In the dairy cow, negative energy balance affects milk yield and composition as well as animal health. …”
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  15. 1475
    por Nowicki, Arkadiusz
    Publicado 2021
    “…Repeat breeding is a serious reproductive disorder in dairy cattle. The causes of repeat breeding are multifactorial and there are two main mechanisms: failure of fertilisation or early embryo death, mainly due to poor quality of oocytes and an inadequate uterine environment. …”
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  16. 1476
  17. 1477
    “…We converted the solid portion of screw-pressed dairy manure into a sorbent for volatile ammonia (NH(3)) in the liquid fraction using pyrolysis and pre-treatment with carbon dioxide (CO(2)). …”
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  18. 1478
  19. 1479
    por Kim, Jung-Eun, Lee, Hong-Gu
    Publicado 2021
    “…This review concerns AA nutrition for enhancing milk protein in dairy cows, and mainly focuses on three AAs: methionine, lysine, and histidine. …”
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  20. 1480
    “…SIMPLE SUMMARY: The maintenance of cows in good health and physical condition is an important component of dairy cattle management. One of the major metabolic disorders in dairy cows is subclinical ketosis. …”
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