赵凤霞,温晓霞,杜世平,王虎全,付增光.渭北地区残茬( 秸秆) 覆盖农田生态效应及应用技术实例[J].干旱地区农业研究,2005,(3):90~95 |
渭北地区残茬( 秸秆) 覆盖农田生态效应及应用技术实例 |
Ecological effects and applied techniques of stubble mulching in the Weibei area |
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DOI:10.7606/j.issn.1000-7601.2005.03.19 |
中文关键词: 渭北地区 残茬(秸秆)覆盖 农田生态效益 应用技术 |
英文关键词:Weibei region stubble ( straw) mulching ecological effect applied technique |
基金项目:国家自然科学基金项目(30070439); 国家863节水农业重大专项课题(2002AA6Z3021) |
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中文摘要: |
综合分析各地残茬(秸秆)覆盖试验结果,从土壤物理性状、土壤水分、土壤养分、土壤温度、农田杂草和水保性能等方面对残茬(秸秆)覆盖的农田生态效应进行了总结,并依据渭北地区实际,介绍了适合该地区旱地冬小麦、旱地春玉米和小麦—玉米一年两熟应用的残茬(秸秆)覆盖技术。 |
英文摘要: |
Comprehensively analyzing the researches about stubble ( straw ) mulching conducted in Weibei area,the paper summarizes ecological effects of stubble ( straw) mulching in terms of soil physical properties,soil water,soil nutrients,soil temperature,weeds and field water-holding capacity,and briefly introduces the techniques of stubble ( straw) mulching suitable for dryland productions of winter wheat and spring corn,and the annual two-cropping system of wheat and corn in accordance with actual conditions of the regions. |
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