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论述了界定城市环境保护林适度面积的原则、主要依据、思路和方法 ,并根据城市环境保护林内部差异性将其划分成三个层次 ,提出相应的经营策略。
The principle, main basis, train of thought and method for defining the suitable area of urban environmental protection forest are discussed. According to the differences among urban environmental protection forest, it is divided into three levels and corresponding management strategies are put forward.