论文部分内容阅读
麻江县宣威镇比户村坚持封山育林十余年,现有森林11000亩,森林覆盖率达73.2％,户均森林60亩。由于森林恢复发展,生态环境得到改善,促进了农牧业生产。 1966年,全镇集中劳力在比户村修蓄水量80余万立方米的水库,每天上工3000多人,民工生活燃料和工程用材由该村供给,森林资源大量消耗,加上其它原因,茂盛的森林变成了残次林地。1972年大旱,由于森林植被遭受严重破坏,失去了生态协调作用,全村8口泉水干了7口,全村600亩稻田大部分被
Majiang County Xuanwei Town than the village adhere to closing hillsides for more than ten years, the existing forest 11000 acres, the forest coverage rate of 73.2%, 60 acres of average household forest. Due to the restoration and development of the forest, the ecological environment has been improved and agricultural and animal husbandry production has been promoted. In 1966, the town concentrated labor in Bihucun repair more than 800000 cubic meters of water reservoir, go to work more than 3000 people, migrant workers fuel and engineering timber provided by the village, a large consumption of forest resources, coupled with other reasons , Lush forests into a second woodland. The drought in 1972, due to the serious destruction of forest vegetation, lost the role of ecological coordination, the village 8 springs dried up 7, the village of 600 acres of paddy fields are mostly