the reproductive performance of a dairy herd has a significant effect on the profitability of that herd. common measures of reproductive performance are days to first service, days to conception, calving interval, services per conception, conception rate, estrus detection rate, and pregnancy rate. most cow operations would benefit economically by reducing the number of operational days, decreas...

aestheticians and moralphilosophers alike are inclined to the view that there is no particular!j beneficial effect on moral life ofa developed aesthetic sensibility. the usual supporting witness is the pitiless nazi ss officer with a refined tastefor mozart and torture. but though his testimony can hard!j be gainsaid, there is an unnoticed and unwarranted narro1ving of the scope ofaesthetic sen...

forty ewes (3-6 years of age, average weight 41.2 kg)were randomly chosen from the flock of the sheep experiment station of tripoli university. ewes were divided into two groups, control group (c) received untreated barley straw and treatment group (t) received barley straw treated with 10% urea solution applied as 40% (v/w). barley straw was sprayed with molasses when fed to animals. both grou...

The reproductive performance of a dairy herd has a significant effect on the profitability of that herd. Common measures of reproductive performance are days to first service, days to conception, calving interval, services per conception, conception rate, estrus detection rate, and pregnancy rate. Most cow operations would benefit economically by reducing the number of operational days, decreas...

The reproductive performance of a dairy herd has a significant effect on the profitability of that herd. Common measures of reproductive performance are days to first service, days to conception, calving interval, services per conception, conception rate, estrus detection rate, and pregnancy rate. Most cow operations would benefit economically by reducing the number of operational days, decreas...

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analysis and interpretation, manuscript writing Ping Qiu: Conception and design, data interpretation, manuscript writing Jiao Jiao: Conception and design, manuscript writing Hiroyuki Hirai: Conception and design, administrative support Wei Xiong: Conception and design Jifeng Zhang: Conception and design, administrative support Tianqing Zhu: Administrative support Peter X. Ma: Conception and des...