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Effects of reduced nitrogen and suitable soil moisture on wh

發(fā)布時間:2021-10-12 23:53
  Soil management practices affect rhizosphere microorganisms and enzyme activities, which in turn influence soil ecosystem processes. The objective of this study was to explore the effects of different nitrogen application rates on wheat(Triticum aestivum L.) rhizosphere soil microorganisms and enzyme activities, and their temporal variations in relation to soil fertility under supplemental irrigation conditions in a fluvo-aquic region. For this, we established a split-plot experiment for two con... 

【文章來源】:Journal of Integrative Agriculture. 2020,19(01)SCICSCD

【文章頁數(shù)】:17 頁

【文章目錄】:
1. Introduction
2. Materials and methods
    2.1. Site description
    2.2. Experiment design and crop management
    2.3. Field sampling
    2.4. Laboratory analyses
    2.5. Statistical analysis
3. Results
    3.1. Weather conditions
    3.2. Rhizosphere soil microbial community
    3.3. Rhizosphere soil enzyme activity
    3.4. Soil biochemical properties and wheat yield
    3.5. Relative changes in the soil environment,soilmicrobial community,enzyme activity,basal soil fertility and yield
4. Discussion
    4.1. Irrigation and fertilizer altered rhizosphere and rhizosphere microbial abundance
    4.2. Irrigation and fertilizer altered rhizosphere enzyme activities
    4.3. Relationships between rhizosphere microbial community,enzyme activity and wheat yield
5. Conclusion


【參考文獻】:
期刊論文
[1]減氮適墑提高冬小麥旗葉光合潛力和籽粒產(chǎn)量[J]. 周蘇玫,張珂珂,張嫚,李磊,張春麗,尹鈞,賀德先.  作物學報. 2016(11)
[2]河南省冬小麥需水量的時空變化及影響因素[J]. 宋妮,孫景生,王景雷,陳智芳,劉祖貴.  應用生態(tài)學報. 2014(06)



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