有机肥对作物品质、土壤肥力及环境影响的研究进展
摘要:
有机肥替代部分化肥是实现化肥减量增效的重要途径,对提高作物产量、改善土壤肥力等具有显著效果,但其对温室气体排放以及增加土壤环境中污染物负荷的贡献亦不容小觑。本文重点综述了施用有机肥对作物品质、土壤改良、温室气体排放、农业面源污染等的影响,分析了有机肥施用研究现状,并对有机肥施用的研究趋势提出建议,首先不断优化发酵工艺提升有机肥品质是根本;其次强化品质性状评价在有机肥施用效果评价中的地位,充分依托长期定位观测和现代化监测手段,不断提升肥力监测水平,加强生态环境效应综合评价是保障,以期为科学、合理、高效使用有机肥,保障土壤资源的可持续利用提供指导。
关键词: 有机肥, 品质, 土壤结构, 土壤肥力, 土壤微生物
Abstract:
The substitution of chemical fertilizers by organic fertilizers is an effective strategy to reduce the amount and increase the efficiency of chemical fertilizer. It also significantly stimulates crop yield and soil fertility. However, it is worth noting that the substitution of chemical fertilizers by organic fertilizers could contribute to greenhouse gas emissions and pollution loading in soil environment. This paper reviewed the effects of organic fertilizer application on crop quality, soil amelioration, greenhouse gas emissions and agricultural non-point source pollution. Besides, we summarized current research of organic fertilizer application and put forward proposals for further studying the organic fertilizer application. Firstly, constantly optimizing the fermentation process to improve the quality of organic fertilizer is of overarching importance. Secondly, it is suggested to strengthen the quality trait evaluation in assessing the application effect of organic fertilizer, and take full advantage of long-term positioning observation and modern monitoring means to improve the soil fertility monitoring level and accomplish the comprehensive environmental effect evaluation. These suggestions aim at providing guidance for rational and efficient application of organic fertilizers, and for sustainable utilization of soil and water resources.
Key words: organic fertilizer, quality, soil texture, soil fertility, soil microorganism
中图分类号:
S146
S158
相关知识
有机肥对作物品质、土壤肥力及环境影响的研究进展
生物有机肥对农田土壤特性、作物产量与品质影响的研究进展
施用生物有机肥对土壤特性、作物品质及产量影响的研究进展
有机肥、无机肥配合施用对土壤肥力及作物产量的影响
长期不同施肥处理对产量、品质及土壤肥力的影响
有机肥对水稻产量、品质及土壤特性的影响研究进展
有机肥与土壤调理剂对连作甘薯生长发育及土壤肥力的影响
有机肥对土壤特性及农产品产量和品质影响研究进展
氮磷钾化肥及有机肥对作物品质的影响
施用有机肥对土壤肥力的影响
网址: 有机肥对作物品质、土壤肥力及环境影响的研究进展 https://www.huajiangbk.com/newsview2048745.html
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