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  • 标题:A The Typicality of Hydrothermal Conditions of the Forest Steppe and Their Influence on the Productivity of Crops
  • 本地全文:下载
  • 作者:Andrii Butenko ; Dmytrо Litvinov ; Natalia Borys
  • 期刊名称:Environmental Research, Engineering and Management
  • 印刷版ISSN:1392-1649
  • 电子版ISSN:2029-2139
  • 出版年度:2020
  • 卷号:76
  • 期号:3
  • 页码:84-95
  • DOI:10.5755/j01.erem.76.3.25365
  • 语种:English
  • 出版社:Kauno Technologijos Universitetas
  • 摘要:Analysis of changes in hydrothermal conditions of growing crops in the forest steppe zone of Ukraine over a period of 2004–2016 showed that by the average monthly air temperature more than a half of the years under study and by rainfall nearly a third of the researched period differed significantly from the average long-term value and were close to extreme weather. Statistical analysis of long-term indicators of the air temperature regime is evidence of a steady trend towards an increase in average annual air temperature with significant fluctuations in indices in separate periods from 7.9 ± 2.9 to 10.0 ± 2.5oС and a decrease in the amount and instability of natural moisture entry.
  • 关键词:hydrothermal conditions; moisture accumulation; hydrothermal coefficient; vegetation period; productivity of agricultural crops.
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