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上饶地区林科所在有关县的紧密配合下,自1980年以来,对怀玉山系13个县(市)的林业土壤进行了全面的调查研究。调查总面积达87.5万亩,外业重点调查62处,调查路线长1420公里。开挖土壤剖面330个,采集土样784份,采制土壤剖面木盒标本315个,进行土壤理化性质分析12500余项次。林分调查样地68块,做解折木98株,实测标准木9345株次。基本上模清了怀玉山系森林土壤类型及其分布规律,探讨了不同海拔、地形、植被类型和母岩、母质
Since 1980, the forestry soils of 13 counties (cities) in Huaiyu Mountains have been thoroughly investigated and studied in close cooperation with relevant counties under the Forestry Branch in Shangrao. The total area of the survey reached 875000 acres, 62 key investigations of the field, investigation route 1420 kilometers long. 330 soil profiles were excavated, 784 soil samples were collected, 315 wood box samples were collected from soil profiles, and more than 12500 soil physical and chemical properties were analyzed. 68 plots of forest samples, 98 unfolded trees, measuring 9345 standard trees. The types and distribution of forest soil in Huaiyushan were basically identified. The effects of different altitude, topography, vegetation types and parent rock, parent material