Current Situations, Evolution Trend, and Improvement Measures of Soil Organic Matter in Cultivated Land of Northeast China

Dan Song

Asian Agricultural Research, 2022, vol. 14, issue 03

Abstract: The data of cultivated land quality monitoring sites, and the current situations and evolution trend of soil organic matter in cultivated land in Northeast China were analyzed. Then, the causes for low organic matter content were discussed. Finally, it came up with pertinent soil improvement recommendations, including actively promoting the quality protection technology model of cultivated land such as straw returning in accordance with local conditions, expanding organic fertilizer sources and increasing application of organic fertilizers, implementing reasonable crop rotation, planting green manure crops such as legumes, and realizing the combination of land use and land cultivation, establishing a reasonable fertilization system, combining organic and inorganic fertilizers with scientific fertilization, increasing fertilizer efficiency and reducing the application of chemical fertilizers, increasing financial investment and promoting the integration of funds related to cultivated land protection.

Keywords: Agribusiness (search for similar items in EconPapers)
Date: 2022
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Persistent link: https://EconPapers.repec.org/RePEc:ags:asagre:330028

DOI: 10.22004/ag.econ.330028

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