盐碱地资源分析及利用研究展望 |
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引用本文: | 胡炎,杨帆,杨宁,贾伟,崔勇. 盐碱地资源分析及利用研究展望[J]. 土壤通报, 2023, 54(2): 489-494. DOI: 10.19336/j.cnki.trtb.2022031902 |
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作者姓名: | 胡炎 杨帆 杨宁 贾伟 崔勇 |
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作者单位: | 农业农村部耕地质量监测保护中心,北京 100125 |
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摘 要: | 我国高度重视盐碱地治理和农业高效利用。通过梳理分析现有盐碱地资源相关资料发现,我国盐碱耕地面积呈增长趋势,而优质可垦资源呈减少趋势,但盐碱地的数量、分布、质量等缺乏更加精准、全面的数据,底数不清问题突出。建议结合第三次全国土壤普查尽快摸清盐碱地“家底”,构建盐碱地资源合理利用长效机制,转变治理观念,推进以种适地,从而促进盐碱地有序开发和综合利用。
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关 键 词: | 盐碱地 盐渍土 变化趋势 利用 |
收稿时间: | 2022-03-19 |
Analysis and Prospects of Saline-alkali Land in China from the Perspective of Utilization |
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Affiliation: | Cultivated Land Quality Monitoring and Protection Center, Ministry of Agriculture and Rural Affairs, Beijing 100125, China |
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Abstract: | Great attention has been paid to the reclamation and agricultural utilization of saline-alkali land in China. According to the available information about saline-alkaline land resources, the amount of salt-affected farmland increased while the superior salt-affected wasteland resources for reclamation decreased. However, the available data and information were too old and rough to guide the utilization of saline-alkali land at present. As a part of the third nationwide soil condition census, the general investigation is highly suggested for the systematic and sustainable management of saline-alkali land, with the emphasis on breeding saline-alkali tolerant crops and varieties. |
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