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伟大领袖毛主席指出:“唯物辩证法认为外因是变化的条件,内因是变化的根据,外因通过内因而起作用。”林业生产周期长,浅山环境条件又艰巨,当前,浅山造林突出地存
The great leader Chairman Mao pointed out: “The materialist dialectics believes that external factors are the conditions for change. The internal factors are the basis for change and the external causes work through internal factors.” The period of forestry production is long and the environmental conditions in shallow mountains are arduous. Currently, afforestation in shallow mountains stands prominently