Interrelationships among Maintenance Behaviour, Agonistic Behaviour and Live Weight Change in a Beef Cattle Herd after Introducing a Strange Cow
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چکیده
منابع مشابه
Relationship between Social Grooming and Agonistic Behaviour in a Stable Fattening Cattle Herd
A stable herd of fattening cattle comprising 9 steers and a heifer, which had been kept together over a month in a dry-lot, was observed for 13 days (0600-1900 h) to determine the diurnal distribution of the frequency of social licking interactions and to examine the relationship between social licking and agonistic behaviour. Agonistic behaviour was also classified into total (fighting, buntin...
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Removing select cattle from a herd (culling) is done to improve herd performance and profitability Production and market conditions influence culling criteria Some cattle are obvious candidates for culling (e g , cows with poor breeding performance or cancer eye), but cattle can and should be culled for reasons that may not be readily observable Simply put, cows are selected for culling based o...
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Weaning weight records of 44,357 Australian Angus calves produced by 1,020 sires in 90 herds were used to evaluate the importance of sire x herd interactions. Models fitted fixed effects of contemporary group (herd-year-date of weighing subclass), sex, calf age, and dam age and random effects of sire or of sire and sire x herd interaction using REML. Effects of standardizing the data, including...
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George H. Shull, while working as a corn geneticist at the Cold Spring Harbor Laboratory from 1904 to 1915, observed that when two different pure-bred lines of corn were crossbred the resulting progeny exhibited physical traits superior to those of the parents (Glass, 2010). Shull described the offspring of pure-bred crosses as having increased heartiness, size, fruitfulness, speed of developme...
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Interventions to improve implementation of evidencebased health care have achieved modest and variable success. Improving implementation depends on changing the behaviour of health professionals, managers, commissioners and others working within and with the health care system. Achieving and maintaining behaviour change within the ethical and practical constraints that typically operate remains...
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ژورنال
عنوان ژورنال: Journal of the Faculty of Agriculture, Kyushu University
سال: 1993
ISSN: 0023-6152
DOI: 10.5109/24012