【摘要】 花背蟾蜍摄食生态的研究周立志宋榆钧（东北师范大学生命科学学院，长春１３００２４）ＡＳｔｕｄｙｏｆＦｅｄｉｎｇＥｃｏｌｏｇｙｏｆＢｕｆｏｒａｄｄｅｉ．ＺｈｏｕＬｉｚｈｉ，ＳｏｎｇＹｕｊｕｎ（ＣｏｌｅｇｅｏｆＬｉｆｅＳｃｉｅｎｃｅ，ＮｏｒｔｈｅａｓｔＮｏ...更多还原

【Abstract】 Ecosystem management is a concept gradually formed with development of current ecology. It has been emphasized as a necessary way to deal with the intensifing problems about environment, food, energy and human population by managing ecosystems to achieve their sustainability. The paper summarized the basic concept, theory and practice of ecosystem management which is widely concerned in the world today.更多还原