城市绿地土壤改良技术在盐碱地区的应用研究Application of Soil Improvement Technology for Urban Green Space in Saline-alkali Region
陆国华
LU Guohua
摘要(Abstract):
针对盐碱地区城市绿地建植面临的土壤障碍难题,开展综合改良技术应用研究。通过田间试验与数据分析,验证“培肥控盐”技术的可行性。结果表明,通过增施有机肥以提升土壤有机质、遴选耐盐碱植物以优化群落结构、完善灌排体系以促进水盐调控,可有效改善土壤理化性状,显著降低根区含盐量。该技术模式不仅能提升城市绿地景观质量,也为同类地区生态修复与可持续管理提供了科学依据。
To address soil constraints in establishing urban green spaces in saline-alkali regions, it implemented integrated soil improvement technology. Field experiments and data analysis verified the feasibility of the “fertility enhancement and salt control” technology. The results demonstrated that combining organic fertilizer application to boost soil organic matter, selecting salt-tolerant plant species to optimize community structure, and improving irrigation-drainage systems to regulate water-salt dynamics effectively improved soil physicochemical properties and significantly reduced rootzone salinity. The technical model not only enhances the landscape quality of urban green spaces but also provides a scientific basis for ecological restoration and sustainable management in similar regions.
关键词(KeyWords):
城市绿地;盐碱地区;土壤改良技术
urban green space;saline-alkali region;soil improvement technology
基金项目(Foundation):
作者(Author):
陆国华
LU Guohua
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