نتایج جستجو برای: sap flux density
تعداد نتایج: 494422 فیلتر نتایج به سال:
Two field and laboratory experiments were conducted to investigate the effects of superabsorbent polymer (SAP) and irrigation management on seed and essential oil yields of Cumin, as well as the impact of water quality on water holding capacity of SAP. Salinity had a negative effect on the amount of water absorbed by SAP (335 and 59 g H2O per g SAP, for distilled water and solution of 0.5% NaCl...
In this study, the calcium carbonate from onyx stone used as a pore-forming agent in ceramic membrane of kaolin, zeolite, and silica xerogel composites were investigated. Four different samples prepared with varying content 5 wt.% to 30 into composite then sintered at 1200oC. The structural properties sample was investigated detail using X-ray diffraction (XRD), Fourier transform infrared (FTIR...
BACKGROUND AND AIMS Early prediction of disease severity of acute pancreatitis (AP) would be helpful for triaging patients to the appropriate level of care and intervention. The aim of the study was to develop a model able to predict Severe Acute Pancreatitis (SAP). METHODS A total of 647 patients with AP were enrolled. The demographic data, hematocrit, High-Density Lipoprotein Cholesterol (H...
BACKGROUND There is accumulating data that acute coronary syndromes relate to recent onset activation of inflammation affecting atherosclerotic plaques. Increased blood levels of oxidized low density lipoprotein (ox-LDL) could play a role in these circumstances. METHODS AND RESULTS Ox-LDL levels were measured in 135 patients with acute myocardial infarction (AMI; n=45), unstable angina pector...
many studies have considered the effects of suspension properties on the dewatering process but fewhave focused on ore properties. thus, the present work studied the effects of ore properties (density,particle size, mineralogy) on the dewatering process based on lab and pilot experiments. a hydrocyclonewas used to prepare the required samples for the experiments. to study the effects of mineral...
Solar activity varied widely over the 14 year lifetime of the Pioneer Venus Orbiter, and these variations directly affected the properties of the nightside ionosphere. At solar maximum, when solar EUV was largest, the Venus ionosphere was found to extend to highest altitudes and nightward ion transport was the main source of the nightside ionosphere. At solar minimum, nightward ion transport wa...
Purpose To quantitatively evaluate the superficial microvasculature in the macular and peripapillary areas in glaucomatous and healthy eyes using optical coherence tomography angiography (OCT-A). Methods We enrolled 26 eyes of medically managed primary open-angle glaucoma patients and 27 eyes of healthy subjects were enrolled in this prospective study. Measurements of OCT-A vessel density wer...
Saffron production will be increased in arid regions by providing sufficient water through appropriate agronomic strategies. Therefore, in this investigation the impact of different rates of super absorbent polymer (SAP) including 0,10, 20, 30, 40 and 50 kg ha-1 was studied on saffron flowering traits during two growth cycles. Results showed that the influence of experimental factor was signifi...
Numerous recent studies have argued that moisture limitation is leading to growth declines and mortality of black spruce (Picea mariana) white glauca) in the North American boreal forest. A parallel line research suggests increasingly common severe wildfires are altering successional pathways long-term replacement forests with those dominated by paper birch (Betula papyrifera, Betula neoalaskan...
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