نتایج جستجو برای: waterlogged
تعداد نتایج: 578 فیلتر نتایج به سال:
A field experiment established in 1980 was conducted to evaluate the effects of open drainage ditch applied for water removal on bacterial and fungal communities of cold waterlogged paddy soils in 2011. In this experiment, traditional plate counting and temperature gradient gel electrophoresis were employed to characterize the abundance and diversity of soil bacterial and fungal communities. Fo...
Environmental change caused by urban development, land drainage, agriculture or climate change may result in accelerated decay of in situ archaeological remains. This paper reviews research into impacts of environmental change on hydrological processes of relevance to preservation of archaeological remains in situ. It compares work at rural sites with more complex urban environments. The resear...
Prevalence of keratinophilic fungi was observed in paddy field soil during different stages of cultivation viz., transplanting, tillering, milking and maturation. Out of total 76 soil samples, 65 soil samples were found to be positive for the keratinophilic fungi. Fourteen species belonging to a single genus Chrysosporium were isolated through out the cropping season. C. keratinophilum (17.1%) ...
The article proposes new technological techniques for clear cutting in swampy areas using standing skylines, construction of yarder and the technology its operation. As a result research on Larix 3T-500 cable winter summer, operational negative peculiarities tower waterlogged forests were identified. Analysing data experimental comparative time studies, some measures to reduce effect identified...
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