[现代林业论]·张建国吴静和·林业社版

【现代林业论】张建国吴静和中国林业.pdf现代林业论 THETHEORYOFMODERNFORESTRY 张建国 吴静和著Preface solved”ones because mankind lives on forests in the beginnings and generally can not live without forests even now.To make the three main yields of forests well and eliminate onesidedness in the past management,the foresters in various countries in theworld are tryingto establish a new thePreface3 ments.In a word, the social forestry is the organization guaran teeofthemodernforestry.A look into thehistory,content,scientific appraisal system and trend of the modern forestry is the essential prerequisite of understanding and developing forestry and this is just the objec tiveofthisbo
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