نتایج جستجو برای: basic infiltration rate

تعداد نتایج: 1257993  

ژورنال: علوم آب و خاک 2011

Performance of proper deep tillage can reduce negative effects of soil compaction. The objectives of the research were to determine the effects of deep tillage application on soil physical properties and wheat yield. Therefore, in 2006-2007 an experiment was conducted at Tajarak Agricultural Research Station of Hamedan on a soil with clay loam texture. In this research, four tillage methods wer...

Journal: :Water 2022

In this study, a mathematical expression describing the relationship between infiltration rate and soil moisture content was deduced based on Horton equation in order to study during rainfall process. Specific experimental data processes were used verify validity of equations analyze main factors affecting rate. The results indicate following: (1) demonstrated high degree accuracy. volumetric e...

2011
O. E. Essien

Infiltration rate and porosity of sandy loam soil amended separately with goatyard manure (GYM) and poultry waste at 30, 50 and 70 tonnes/hectare each were investigated and the results were statistically analyzed using SPSS ver 17 package. Infiltration rates under GYM amendment and poultry waste amendment showed significant difference (p≤0.01), indicating that the variation of infiltration unde...

2014
Robert Rice Michael Milczarek Jason Keller

Predicting infiltration rates is among the most important aspects in planning, designing, and managing groundwater recharge systems, flood water retention basins and other infiltration systems. Knowledge of soil infiltration rates determines the capacity of the soil to receive water and ultimately how much land surface will be required to meet the infiltration demand of the engineered system. T...

Journal: :آب و خاک 0
سلمان میرزائی شجاع قربانی دشتکی حبیب خداوردی لو

introduction: the infiltration process is one of the most important components of the hydrologic cycle. quantifying the infiltration water into soil is of great importance in watershed management. prediction of flooding, erosion and pollutant transport all depends on the rate of runoff which is directly affected by the rate of infiltration. quantification of infiltration water into soil is also...

2015
Lai Wang Chonggao Zhong Pengxiang Gao Weimin Xi Shuoxin Zhang

Many previous studies have shown that land use patterns are the main factors influencing soil infiltration. Thus, increasing soil infiltration and reducing runoff are crucial for soil and water conservation, especially in semi-arid environments. To explore the effects of agroforestry systems on soil infiltration and associated properties in a semi-arid area of the Loess Plateau in China, we com...

Journal: :anesthesiology and pain medicine 0
seyed abbas hosseini jahromi department of anesthesiology, qazvin university of medical sciences, shahid rajaee hospital, qazvin, iran sadegh sadeghi poor department of surgery, qazvin university of medical sciences, qazvin, iran seyedeh masoumeh hosseini valami department of anesthesiology, qazvin university of medical sciences, shahid rajaee hospital, qazvin, iran; department of anesthesiology, qazvin university of medical sciences, shahid rajaee hospital, qazvin, iran. tel: +98-283335800, fax: +98-2813344812 amir javadi department of social medicine, qazvin university of medical sciences, qazvin, iran

conclusions patients in the bupivacaine infiltration and caudal block groups had less postoperative pain than those in the acetaminophen group and received lower amount of meperidine. we concluded that in children, bupivacaine infiltration and caudal block with bupivacaine produce better analgesia than suppository acetaminophen. it seems that bupivacaine infiltration is better than caudal block...

Journal: :The American journal of tropical medicine and hygiene 1998
J M Wagner M Franco G M Kephart G J Gleich

Paracoccidioidomycosis is a chronic granulomatous disease caused by the fungus Paracoccidioides brasiliensis. Although eosinophils have long been associated with the immune defense against helminths, the role of eosinophils in the immune response to fungal diseases is not as well studied. The eosinophil granule major basic protein is toxic to helminths and mammalian cells in vitro, and its rele...

Journal: :Journal of Hydrology: Regional Studies 2022

Patna is located on the southern bank of River Ganges in Bihar, India. Rapid population growth over past few decades has driven an increase groundwater abstraction from aquifers under city. This study exeplores pumping-induced water exchange between and transient conditions 2009 2015, using a numerical simulation. The deterministic model within uncertainty quantification was used to reveal cont...

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