نتایج جستجو برای: drainage texture

تعداد نتایج: 82409  

Journal: :Ecosphere 2023

The accumulation of soil organic matter (SOM) is vital to the agronomic and environmental functioning agroecosystems, yet relative influence inherent properties agricultural management practices on SOM dynamics are not often addressed in individual studies. Using a network 218 operating farm fields across Wisconsin southern Minnesota, USA, this research employs single variable analysis (ANOVA r...

2016
Sung-Ho Kil Dong Kun Lee Jun-Hyun Kim Ming-Han Li Vincenzo Torretta

The aim of this study was to identify the major variables identified as important for considering the stabilization of slope revegetation based on hydroseeding applications and evaluate weights of each variable using the analytic hierarchy process (AHP) with both environmental experts and civil engineers. Twenty-five variables were selected by the experts’ survey from a total of 65 from the exi...

Journal: :IOP conference series 2021

Abstract Increased land-use change and geomorphological conditions such as rainfall factors, the level of slope, altitude place, soil texture, natural drainage density, influence infrastructure development affected to DAS hydrological response caused increased flood insecurity in region. The study aims analyze factors causes its impacts cities Kendari Wanggu know distribution flooding area by u...

2017
Guo-Qiang Zhang Yong Li Yu-Ping Ren Nan-Tao Fu Hai-Bing Chen Jun-Wu Yang Wei-Dong Xiao

AIM To compare the outcomes of preoperative endoscopic nasobiliary drainage (ENBD) and endoscopic retrograde biliary drainage (ERBD) in patients with malignant distal biliary obstruction prior to pancreaticoduodenectomy (PD). METHODS Data from 153 consecutive patients who underwent preoperative endoscopic biliary drainage prior to PD between January 2009 and July 2016 were analyzed. We compar...

2014
Mark A. Melton

n Introduction and Acknowledgments vii Methods of Map Analysis and Definitions of Trrms 1 Map accuracy 1 Methods of obtaining quantitative data from maps 1 Properties measured from maps 2 Derived quantities 4 Problems of Field Study 7 Methods of field observation 7 Observed watershed properties 7 General plan of field measurements Ö Measured properties 8 Climatic Data 13 General Description of ...

2018
John Mathew Manipadam Mahesh S. Jacob Mathew Kadamapuzha Ramesh H.

Background  Surgeons and endoscopists welcome routine preoperative biliary drainage prior to pancreaticoduodenectomy despite evidence that it increases complications. Its effect on postoperative pancreatic fistula is variably reported in literature. Simultaneous biliary and pancreatic drainage is rarely performed for very selected indications and its effects on postoperative pancreatic fistula ...

2013
Dagnenet Sultan

Irrigation land suitability assessment and mapping play an imperative role for sustainable utilization of scarce physical land resources. The objectives of this study were to prepare spatial data base of physical land resources for irrigated agriculture and to assess land suitability for irrigation and developing suitable area map for the study area. The study was conducted at Fogera catchment,...

Journal: :Annals of Oncology 2023

Pancreatic fistula remains the most dangerous complication after pancreatoduodenectomy. This study aimed to identify operative risk factors for clinically relevant postoperative pancreatic was a prospective multicenter cohort that investigated association between and in 107 patients who underwent pancreatoduodenectomy at three tertiary centers from August 2017 July 2022. The incidence of 26.2%....

2005
S. Lee

The aim of this study is to cross-verify of multiple logistic model at Korea using a Geographic Information System (GIS). Landslide locations were identified in the 3 study areas from interpretation of aerial photographs and satellite image, field surveys, and maps of the topography, soil type, forest cover and land cover were constructed to spatial data-sets. The factors that influence landsli...

Watershed is regarded as a very complex system of natural, social, economic and ecological dimensions and like any similar systems, exploitation of its resources requires a comprehensive and coordinated planning and management. Given the importance of watershed management projects for the development and management of natural resources, the enhancement of the efficiency of these activities is e...

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