松嫩平原盐碱地综合修复和利用.PDFVIP

第9 卷第3 期 Vol.9 No.3 2016 年2 月 February 2016 松嫩平原盐碱地的综合修复与利用 王明华，李 明，甄善继，魏 文 （东北农业大学农学院，哈尔滨 150030 ） 摘要：对松嫩平原的苏打盐碱地形成与恶化原因、土壤盐碱运行规律及盐碱的障碍机制进行了综合分析，提出 按照生态规律改革耕作制度，科学组装栽培技术体系，建立以秸秆覆盖技术调控土壤水分为核心，配合土壤 改良剂、深松耕法技术调控土壤理化性质，以及种植耐盐碱品种，专用叶面肥与生长调节剂技术进一步调控 盐碱地作物生长发育的一整套盐碱地改良高产栽培技术体系。实现经济效益、社会效益和生态效益的统一。 关键词：作物生理学；松嫩平原；综述；盐碱化；危害机制；综合修复 中图分类号：S31 文献标识码：A 文章编号：1674-2850(2016)03-0244-09 Integrated restoration and utilization of saline alkali soil in Songnen plain WANG Minghua, LI Ming, ZHEN Shanji, WEI Wen (Agricultural College , Northeast Agricultural University, Harbin 150030, China) Abstract: In this paper, we analyzed the formation reasons of soda saline alkali soil in Songnen plain, the migration mechanism of saline alkali in soil and the barrier mechanism of saline alkali, and suggested that we should reform the cropping system in accordance with the ecological law and scientific assembly cultivation technique system to establish a set of saline alkali soil integrate restoration high yielding cultivation technology system which includes straw coverage technology to control the soil moisture as the core, soil amendment technique, soil subsoiling technique to regulate soil physical and chemical properties, planting salt tolerant varieties, special foliar fertilizer technique and plant growth regulators (PGRs) technique to further regulate crop growth, which is to realize the unification of economic, social and ecological benefits. Key words: crop physiology; Songnen plain; review; saliniz