China: the next world science center? Jianguo Gao South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, PR China A British scientometrician Bernal had predicted that the next world science center would be Soviet Union about 60 years ago, but he could not pr ...
异速生长的世界 A World of Allometric Scaling 生物的代谢速率与生物量有一定的幂函数关系,表现出了异速生长的特性,如植物每天的耗水量与生物量呈幂指数增长。相比于异速生长,是等速生长,即幂指数等于1的情况。自从三个美国的科学家在1997年提出WBE模型以来,受到褒贬不一的评价,有些数据支撑,有些数据不能 ...