The National Research Council's (NRC, 2005) publication "America's Lab Report: Investigations in High School Science" provided the impetus for this study. ... T Campbell,C Bohn - 《Science Educator》 被引量: 34发表: 2008年 Is teaching parallel algorithmic thinking to high-school student poss...
Despite the efforts of the Portuguese National Forestry and Quarantine Authorities, the disease has spread to the centre of mainland Portugal in 2008, and to Madeira Island, in 20097. The mechanism of the PWD is not completely elucidated. In 1980 a hypothesis that PWN-associated bacteria may ...
National Institute for Public Health and the Environment, Centre for Infectious Disease Control, P.O. Box 1, Bilthoven, BA 3720, The Netherlands Frits Franssen, Cecile Dam, Katsuhisa Takumi & Joke van der Giessen Faculty of Veterinary Medicine, Department of Infectious Diseases and Immunology, Utr...