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经过40年的建设,孟滦林管局经营成果发生了显著变化。经营面积由建局初期的12.88万公顷变化为目前的10.27万公顷(变化部分为林业“三定”期间划归乡村集体);在总面积中,林地面积由1.99万公顷(不包括幼林地)增加到8.02万公顷,增加了303%。其中:人工林由0.31万公顷增加到2.67万公顷,增加了761.3%;立木蓄积由62万立方米增加到434立方米,增加了600%;森林覆盖率由15.5%增加到81.5%,增加了443.3%。 40年的经营成果表明,经营面积由于政策原因虽有减少,但林地面积增加,活立木蓄积增加,森林覆盖率提高,林分质量提高,综合效益增强。森林的生态、经济、社会效益十分显著。林管局这块森林对于推动区域林业发展起到了良好的示范作用,
After 40 years of construction, the management results of Menglun Forestry Authority have undergone significant changes. The area under management has been changed from 128,800 hectares at the initial stage of the establishment of the Authority to 10.27 million hectares at present (the changes are classified as rural collectives during the “three-year” period of change in the forestry industry); in the total area, the area of forest land is 19,000 hectares Woodland) to 80,200 hectares, an increase of 303%. Among them, the plantation increased from 31,100 hectares to 26,700 hectares, an increase of 761.3%; the stock volume of stumpage trees increased from 620,000 cubic meters to 434 cubic meters, up by 600%; the forest coverage rate increased from 15.5% to 81.5%, an increase of 443.3%. The 40-year operating results show that although the operating area has been reduced due to policy reasons, the area of forest land has increased, the volume of standing trees has increased, the forest coverage rate has been raised, the stand quality has been improved, and the overall efficiency has been enhanced. The ecological, economic and social benefits of forests are significant. The Forest Steward Forest has played a good exemplary role in promoting the development of forestry in the region.