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针对洞庭湖区杨树发展中发现的问题,进行了调查研究。从国家法规限制、湖区林业用地总面积、保护生物多样性与可持续发展理念等方面,认证了湖区杨树的适宜发展规模:为11.94万hm2—12.98万hm2。同时,还指出了杨树生产中出现的树不适地、经营不善、病虫危害严重和品种混乱问题,并提出了科学规划与合理布局、规范栽培品种、适地适树、加强抚育管理、培育无节良材、控制病虫危害等几个技术措施。
Aiming at the problems found in the development of poplar in Dongting Lake area, the investigation was carried out. From the restrictions of national laws and regulations, the total area of forestry land in the lake area, the protection of biodiversity and the concept of sustainable development, the appropriate development scale of poplar trees in the lake area was certified as 119,400 hm2-129,800 hm2. At the same time, it also points out the problem of tree discomfort, poor management, serious harm of pests and diseases and varieties confusion in the production of poplar, puts forward scientific planning and reasonable layout, standardizes cultivars, adapts to trees, strengthens tending and management Unreasonable material, control pests and other hazards and several technical measures.