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河北省的平原绿化,经过五十年代重点改造沙荒,六十年代有计划的营造农田防护林,直到七八十年代向以农田林网为主体的网、带、片、点相结合的防护林体系发展。自1986年开展“平原绿化达标”活动以来,使我省平原绿化又有了新的发展。全省94个平原县(市、区)到1993年底,有88个平原县(市、区)获“全国平原绿化先进县”称号,占总数的93.62%,农田林网控制面积(包括农林间作面积)达5169.9万亩,占适宜面积的82.3%;绿化河、渠、路(干渠、县级以上公路及铁路)63630公里,占
In the plains of Hebei Province, after the reform of desertification in the 1950s, there was a planned plan for the construction of shelterbelts in the 1960s. Until the seventies and eighties the development of a shelterbelt system combining webs, belts, patches and spots with farmland shelternets as its mainstay . Since 1986, “” plains afforestation “activities, so that the plains of our province has a new green development. By the end of 1993, 88 plain counties (cities and districts) won the titles of ”Advanced County Afforestation of National Plains", accounting for 93.62% of the total. Controlled area of farmland stands (including Acreage of agriculture and forestry) reached 51,699,000 mu, accounting for 82.3% of the suitable area. There were 63,630 km of green rivers, ditches and roads (trunk roads, roads and railways above the county level)