Encyclopedia Of Animal Science - U pptx

... cattle from ultrasound images using pattern recognition and neural network procedures. J. Anim. Sci. 1994, 72, 1425 1432. 11. Stouffer, J.R. History of ultrasound in animal science. J. Ultrasound Med. ... produce rapid and accurate information for determining composition and quality characteristics of live animals and carcasses. PROPERTIES OF ULTRASOUND Ultrasound refers to high-fre...

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... PROBLEMS OF INDUSTRIALIZED AGRICTULTURE For these reasons, the values of industry business efficiency and productivity supplanted the values and way of life of husbandry. One casualty was animal welfare, ... Salak-Johnson University of Illinois, Urbana, Illinois, U. S.A. INTRODUCTION During the daily routines of animals, the animal responds to numerous challenges with a varie...

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... Farm animals are typically promiscuous or polygynous. Promiscuous ani- mals have no exclusive breeding rights over any other individual. Typically, much copulation occurs during periods of female ... Cundiff United States Department of Agriculture, Agricultural Research Service, Clay Center, Nebraska, U. S.A. INTRODUCTION Genetic variation has accrued between populations of cattle thro...

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... are usually found in only small quantities, excesses of calcium may easily become antagonistic to these minerals, resulting in apparent deficiencies. Supplemental sources of calcium include ground limestone ... reproduc- tion. Spawning success can be as high as 20 to 30% in two-year-old fish, but best reproduction is obtained from three- and four-year-old fish. The industry average for sp...

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... This fraction can include sugar, starch, fructans, beta-glucans, Table 1 Daily nutrient requirements and partition of nutrient use Milk, kg/day NE-l required, Mcal/day a % of NE-l intake used for maintenance MP ... elsewhere. [1] STATE -OF- BEING ISSUES FOR DAIRY CATTLE Several issues have arisen about the state of being of dairy cattle in agricultural production systems. A review of...

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... 2000. 4. Guide for the Care and Use of Agricultural Animals in Agricultural Research and Teaching; Federation of Animal Science Societies, 1999. 5. Deen, J.; Xue, J. Sow Mortality in the US: An Industry Wide ... detection of behavioral estrus, with peak release occurring approximately 12 h from its initial rise. Ovulation usually occurs approximately 70% of the way through estrus....

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... muscle. Perimetrium. Serosa or connective tissue lining the outside of the uterus. Mesometrium. The portion of the broad ligament that supports the uterus. Functions of the uterus The uterus serves ... of the vulva. Histology of the vagina Structures of the vagina include: 1) the endometrium epithelium is low cuboidal in the luteal phase and stratified squamous during the follicul...

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... genomics. DEFINITION OF STRUCTURAL GENOMICS Structural genomics is the study of the structure of a genome. The structure is composed of DNA nucleotides arranged in chromosomes. Within the sequence of nu- cleotides ... 1). Human milk contains only one-fourth to one- sixth of these mineral amounts. Goat milk has higher calcium, phosphorus, potassium, magnesium, and chlo- rine, but l...

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... tissues. [4] Important issues include the physiological status of human con- sumers, concentrations and production rates of endoge- nous sex hormones, sensitivity of prepubertal children, and short- and long-term ... focuses on the structure, synthesis, and physiolog- ical mechanism of action of steroids. STEROID HORMONES: STRUCTURE AND ORIGIN Steroid hormones have a common molecula...

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... to food -animal production, and the immunosup- pression may render animals more susceptible to infec- tious disease. Thus, inclusion of fish or other n-3 PUFA- rich oils in animal diets should be ... to leukocytes at the molecular level. Future prevention and treatment of stress-related infectious diseases will undoubtedly require that animal science researchers move beyond the stu...

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