【摘要】 对保护生物学的原理和方法作了概要的论述和探讨。主要内容为：（１）简史与基本原理。（２）生物多样性——物种多样性，遗传多样性，生态系统多样性。（３）生物多样性的丧失——地质时代的灭绝，种群生物学与灭绝，人类造成的灭绝，生境片断化造成的灭绝。（４）生物多样性的保护——自然保护区，广域地区的保护，恢复生态学更多还原

【Abstract】 Abstract This paper tried to review principles and methodology used in conservative biology, mainly including 1), short history and fundamental principles; 2), biological diversity diversity at specific, genetic and systematic levels; 3), the loss of biodiversity in geologic times, population biology and extinct which was caused by human beings and fragment of habitat; 4), conservation of biodiversity nature reserves and retrieval ecology.更多还原