Results 71 to 80 of about 684,587 (245)

Effects of preweaning calf daily gain and feed intake on first-lactation performance: A meta-analysis

open access: yesJournal of Dairy Science
: This study aimed to investigate the effects of daily weight gain and feed intake of calves on first-lactation milk yield and composition using a meta-analysis. A total of 57 treatments from 18 studies were included in the study.
Wen Jiang   +10 more
doaj  

Performance of Holstein calves receiving equal quantities of milk at fixed or variable amounts per day during milk-feeding period

open access: yesAnimal, 2017
Two experiments were conducted to determine the effects of feeding equal quantities of milk during the pre-weaning period through different milk-feeding regimes on calf growth, starter intake and selected blood metabolites.
M. Khani   +6 more
doaj  

IMPORTANCE OF INCOME IN COW-CALF MANAGEMENT AND PRODUCTIVITY [PDF]

open access: yes
The USDA's National Animal Health Monitoring System (NAHMS) collected data on management practices and cow-calf herds as a source of family income from a representative sample of cow-calf producers from 23 of the leading cow-calf states.
Ott, Stephen L.
core   +1 more source

A food chain approach to control of Shiga toxin-producing Escherichia coli in New Zealand : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Veterinary Science at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2018
Part of Chapter 3 has been published as: Browne, A.S., Midwinter, A.C., Withers, H., Cookson, A.L., Biggs, P.J., Marshall J.C., Benschop, J., Hathaway, S., Haack, N., Akhter, R., & French, N.P. (2018).
Browne, Andrew Springer
core  

Characteristic ideals and Iwasawa theory [PDF]

open access: yes, 2014
Let $\L$ be a non-noetherian Krull domain which is the inverse limit of noetherian Krull domains $\L_d$ and let $M$ be a finitely generated $\L$-module which is the inverse limit of $\L_d$-modules $M_d\,$. Under certain hypotheses on the rings $\L_d$ and
Bandini, Andrea   +2 more
core   +3 more sources

Levantamento do manejo de bovinos leiteiros recém-nascidos: desempenho e aquisição de proteção passiva A survey about dairy calves husbandry: performance and passive immunity

open access: yesRevista Brasileira de Zootecnia, 2004
Objetivou-se identificar diferentes sistemas de manejo relacionados à morbidez e à mortalidade de bezerros de rebanhos leiteiros recém-nascidos, com ênfase naqueles que envolvem o fornecimento de colostro.
Raul Machado Neto   +3 more
doaj   +1 more source

Rearing calves outdoors with and without calf jackets compared with indoor housing on calf health and live-weight performance [PDF]

open access: yes, 2004
peer-reviewedThe objective of this study was to compare the effects of rearing calves outdoors, with and without all-weather calf jackets, with calves reared indoors on calf immunity and animal performance. In February 1999, male Holstein calves (mean (
Earley, Bernadette   +3 more
core  

How neonatal diet affects the long-term development of rumination behavior, rumen fermentation and feed digestion in dairy calves fed a high milk level?

open access: yesAnimal Nutrition
This study was to investigate growth performance, rumination development, rumen fermentation and feed digestion in young calves provided high volumes (about 20% of calf birth weight) of milk with or without forage inclusion and how these parameters ...
Jianxin Xiao   +9 more
doaj  

Invited review: An evaluation of EFSA opinion on calf welfare from a nutritional and management perspective

open access: yesJournal of Dairy Science
: In March 2023, the European Food Safety Authority published a Scientific Opinion on Calf Welfare. This opinion was prepared in response to a request from the European Commission to provide an independent view on the welfare of calves that reflected the
J.D. Quigley
doaj  

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