نتایج جستجو برای: sodic soils in asia following china

تعداد نتایج: 17092394  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده علوم انسانی 1391

abstract the following study, in the first place, attempted to examine the effect of less experienced teachers participation in experienced teachers classes on their own skills and teaching methodology, in the second place, attempted to find out the role of teachers training in students achievements. for this purpose, 21 efl teachers were selected according to available sampling in kish l...

2006
Chen Huang Haiying Chen

This paper briefly introduces the main ideas of Machine Translation (MT) techniques,then discusses the application of MT in the ChinaAmerica Digital Academic Library (CADAL)

Journal: :تحقیقات آب و خاک ایران 0
نصرت اله نجفی استادیار، دانشگاه تبریز حسن توفیقی دانشیار، پردیس کشاورزی و منابع طبیعی

effects of different soil moisture regimes and p application on available and inorganic p forms were studied in four paddy soils, north of iran. a factorial experiment in a completely randomized design with two replications was performed in a laboratory study. factors of soil at four levels (two acid and two alkaline-calcareous soils), soil moisture contents at three different levels (air-dry, ...

Journal: :The Science of the total environment 2013
Zhi-Feng Chen Guang-Guo Ying Yi-Bing Ma Hua-Jie Lai Feng Chen Chang-Gui Pan

This study investigated the occurrence and dissipation of three azole biocides climbazole, clotrimazole and miconazole in biosolid-amended soils of the three sites (Zhejiang, Hunan and Shandong) in China following three treatments (CK: control without biosolid application; T1: one biosolid application; T2: biosolid application every year). The results showed that climbazole, clotrimazole and mi...

Elahe Pormand Sepideh Bagheri Shayan Shariati,

Sodic soil is one of the most common problems of limiting agricultural production that related on irrigation. Saturated hydraulic conductivity is one of hydrodynamic characteristics in evaluating transmission flow through underground levels. To investigate the role of increment of exchangeable sodium in hydraulic conductivity changes (as characterized by the mobility of water in soil) an experi...

Journal: :Agronomy Journal 2022

Revegetation of saline–sodic soils is challenging. Over 10 million hectares are intertwined with highly productive in the Northern Great Plains, 3.4 ha South Dakota. Establishing salt-tolerant perennial plants provides soil cover and remediates barren areas. Two grass mixes [Mix 1: slender wheatgrass (Elymus trachycaulus [Link] Gould ex Shinners) + beardless wildrye (Leymus triticoides [Buckley...

2015
Dongsheng Yu Xuezheng Shi Yaling Liu Guangxiang Wang Liming Zhang Qianlai Zhuang Shihe Xing Dezhong Xiong

Rising temperatures and elevated atmospheric CO2 are two factors that simultaneously affect the dynamics of soil organic carbon (SOC). This study separately examines the effects arise from these two factors in Tai-Lake Paddy soils using DeNitrification–DeComposition (DNDC) model, with the currently most detailed soil database for the paddy region of China. The soil database is at a scale of 1:5...

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