Exploration and Practice of "Green Yichun" to Improve the Living Environment
bai limei1 ding yu2 xu fengju3 bai xiaodong4 xu zhengping5 yan qingxiang6 (1 academy of environmental science and protection of heilongjiang province; yichun 153000; 2 research office for yichun city government; yichun 153000; 3 yichun teacher education college; yichun 153000; 4 post-doctoral research station of yichun forestry management; yichun 153000; 5 heilongjiang university at yichun; yichun 153000; 6 people s procuratorate of hua nan forestry region of heilongjiang province; yichun 154000)
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Study on Sustainable Protection for Forestry
dai guangcui1; 2 huang dong2 (1college of economics and management; beijing forestry university; beijing 100083; 2 china national forestry economics and development research center; beijing 100714)
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..............page:31-32,38