نتایج جستجو برای: and abandoned

تعداد نتایج: 16828121  

Journal: :Journal of Evaluation in Clinical Practice 2008

Journal: :Space and Culture, India 2016

Journal: :Journal American Society of Mining and Reclamation 1999

Journal: :Revista de biologia tropical 2010
Flora H M Leitão Marcia C M Marques Eliane Ceccon

Planting seedlings is a common technique for abandoned pastures restoration in the tropics, supposedly by increasing the seedling recruitment and accelerating succession. In this study we evaluated the role of a young restored forest (one year old) in enhancing seedling establishment from two sources (seed rain and seed bank), in the Atlantic Rainforest region in Southern Brazil. We compared ab...

2016
Huhe Shinchilelt Borjigin Buhebaoyin Yanpei Wu Minquan Li Yunxiang Cheng

In Inner Mongolia, steppe grasslands face desertification or degradation because of human overuse and abandonment after inappropriate agricultural management. The soils in these abandoned croplands exist in heterogeneous environments characterized by widely fluctuating microbial growth. Quantitative polymerase chain reaction analysis of microbial genes encoding proteins involved in the nitrogen...

Journal: :Journal of Hazardous Materials 1998

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