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东北林区原始林是以红松为主的地带性针阔混交林。现在,除留有的原始林、人工林外,随着林区的不断开发和破坏,原生的针阔混交林演替成派生和过伐林及次生植被群落。本文重点研究在林区具有普遍性而又与营林工作有关的杨桦、灌丛、柞林等派生及次生演替类型鼠类区系特征及其营林防鼠对策。一、调查地点与方法1979年10月21—31日,我们在黑龙江省牡丹江至长汀铁路沿线,调查了牡丹江林区以灌丛为主的石河林场;大海林林区原始林边缘地带以柞林为主的红星林场、以杨桦林为主的兴
The virgin forest in Northeast China is a coniferous and broad-leaved mixed forest dominated by Korean pine. Now, with the exception of the original forests and plantations left behind, the succession of native coniferous and broad-leaved forests, as a result of the continuous development and destruction of the forest areas, has resulted in the succession of deforestation and over-cutting forests and secondary vegetation communities. This paper focuses on the characteristics of the rodent and secondary rodent rodents in poplar, shrub and oak forests, which are common in the forest area but are related to the afforestation work. I. Location and Methods of Survey From October 21 to October 31, 1979, along the Mudanjiang-Changting Railway in Heilongjiang Province, we investigated the Shihe Forest Farm which is mainly shrubland in the Mudanjiang forest area. The edge of the original forest in Da Hailin forest area was oak Red Star forest-based forest, mainly to Yang Hualin Hing