Aspen FACE Harvest Complete The Aspen FACE harvest has been completed! On June 8, 2009, harvest of the experiment began. Crews from the Forest Service, Michigan Technological University, the University of Michigan, and the University of Nevada teamed together to harvest the aboveand below-ground portions of the experiment. All together, well over 25 students and staff from these institutions wo...

The outbreak of COVID-19 in China at the beginning 2020 has hit catering companies hard. Many are facing critical situation large losses or even close down directly. Compared with and medium-sized companies, risk awareness anti-risk ability small weaker. Their management is a lower level they do not pay much attention to prevention. By identifying analyzing risks faced by this paper puts forwar...

the application of laser in dentistry is considered as a favorable technique for patients due to its many advantages compare to other current methods. one of the main goals in pediatric dentistry is to provide the treatment as comfortable as possible without any risks for the care. laser is being used in different pediatric dental conditions including caries detection, caries removal and cavity...