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BLS and the economy:a centennial timetable
Bureau of Labor Statistics milestones presidents
2009/5/31
The table presents events over the past 100 years under three headings: first, the commissioners and their terms of office, including the presidents who nominated them; second, major activities of the...
A Timetable of the Early Development Stage of Silkies Embryo
Silkies Early Embryo Development Morular Blastocyst
2016/4/13
The early embryos are obtained in different time after the former egg had been laid, and the aim of the present study was to observe the development law of chicken early embryo.The embryo development ...