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50501
Evaluating the potential footprints of land use and land cover and climate dynamics on atmospheric pollution in Pakistan
Published 2024-02-01“…The MK test showed that the north and west–south regions significantly experienced air pollution, with the increasing trend for nitrogen dioxide (NO2) and sulfur dioxide (SO2) being 0.89× 1015 molecules/cm2 per year and 0.54 DU/year, respectively. …”
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50502
Alpine wetland degradation reduces carbon sequestration in the Zoige Plateau, China
Published 2022-08-01“…Wetland degradation significantly reduced soil water content (SWC), soil organic carbon (SOC), microbial biomass carbon (MBC), and microbial biomass nitrogen (MBN). NEE was significantly correlated with MBC and MBN, while ER was positively correlated with ST but negatively correlated with SOC (P < 0.01). …”
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50503
What controls ozone sensitivity in the upper tropical troposphere?
Published 2023-10-01“…Therefore, observing and understanding the processes contributing to ozone production are important for monitoring the progression of climate change. Nitrogen oxides (NO<span class="inline-formula"><sub><i>x</i></sub></span> <span class="inline-formula">≡</span> NO <span class="inline-formula">+</span> NO<span class="inline-formula"><sub>2</sub></span>) and volatile organic compounds (VOCs) are two main tropospheric precursors to ozone formation. …”
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50504
Efecto del ensilaje de avena sobre la productividad de vacas lactantes en Nariño-Colombia / Effect Of Oat Silage On Lactanting Cow In Nariño-Colombia
Published 2020-06-01“…Each period consisted of 12 days (d), 5 d for rest and 7 d for measurement, milk was measured during the 12 d and the last 3 d were collected in milking milk/animal samples, it was evaluated: milk production liters (L)/day (d) (PL); %protein (P), %fat (G), %total solids (ST) and urea nitrogen in milk (MUN milligrams (mg) / deliciters (dL)). …”
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50505
Composited analyses of the chemical and physical characteristics of co-polluted days by ozone and PM<sub>2.5</sub> over 2013–2020 in the Beijing–Tianjin–Hebei region
Published 2023-01-01“…Model results showed that, when O<span class="inline-formula"><sub>3</sub></span>–PM<span class="inline-formula"><sub>2.5</sub></span>PDs occurred, the concentrations of hydroxyl radical and total oxidant, sulfur oxidation ratio, and nitrogen oxidation ratio were all high, and the concentrations of sulfate at the surface were the highest among all pollution types. …”
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50506
Diverse Methylmercury (MeHg) Producers and Degraders Inhabit Acid Mine Drainage Sediments, but Few Taxa Correlate with MeHg Accumulation
Published 2023-02-01“…Most of the members of these taxa were characterized by their metabolic potential for nitrogen fixation and copper tolerance. Overall, these findings improve our understanding of the ecology of MeHg-metabolizing microorganisms and likely have implications for the development of management strategies for the reduction of MeHg accumulation in the AMD sediments. …”
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50507
Nutrient dynamics and coupling with biological processes and physical conditions in the Bohai Sea
Published 2022-12-01“…Relative phosphorus limitation was present in Laizhou Bay and its surrounding area in all seasons, while relative silicon limitation was evident in spring and relative nitrogen limitation was significant in summer in most other study aeras. …”
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50508
Increasing the prepartum dose of rumen-protected choline: Effects on milk production and metabolism in high-producing Holstein dairy cows
Published 2023-09-01“…During the early lactation SP, RPC2HD▸RD tended to increase plasma fatty acids and β-hydroxybutyrate concentrations, and RPC1RD▸RD and RPC2RD▸RD reduced blood urea nitrogen concentrations compared with CTL. The RPC2HD▸RD treatment reduced early lactation serum lipopolysaccharide binding protein compared with CTL. …”
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50509
Multiscale mapping of plant functional groups and plant traits in the High Arctic using field spectroscopy, UAV imagery and Sentinel-2A data
Published 2021-01-01“…Using partial least squares regression (PLSR), we were able to predict corresponding water, nitrogen, phosphorus and C:N values ( r ^2 = 0.61–0.88, RMSEmean = 12%–64%). …”
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50510
WGCNA analysis revealing molecular mechanism that bio-organic fertilizer improves pear fruit quality by increasing sucrose accumulation and reducing citric acid metabolism
Published 2022-10-01“…The three treatments were conducted based on the same amounts of nitrogen supply. The results showed that compared with CF, BF and OF treatments increased the fruit yield, and also significantly improved the photosynthesis efficiency in pear. …”
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50511
Short-term variability of atmospheric helium revealed through a cryo-enrichment method
Published 2023-03-01“…Here, we present the development of an improved gas delivery and purification system for the semi-continuous mass spectrometric measurement of the atmospheric <span class="inline-formula">He</span>-to-nitrogen ratio (<span class="inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" id="M8" display="inline" overflow="scroll" dspmath="mathml"><mrow class="chem"><mi mathvariant="normal">He</mi><mo>/</mo><msub><mi mathvariant="normal">N</mi><mn mathvariant="normal">2</mn></msub></mrow></math><span><svg:svg xmlns:svg="http://www.w3.org/2000/svg" width="35pt" height="14pt" class="svg-formula" dspmath="mathimg" md5hash="269f5ce6c5ddaee06cc46a97dbf56995"><svg:image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="amt-16-1551-2023-ie00001.svg" width="35pt" height="14pt" src="amt-16-1551-2023-ie00001.png"/></svg:svg></span></span>). …”
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50512
Unified methods in collecting, preserving, and archiving coral bleaching and restoration specimens to increase sample utility and interdisciplinary collaboration
Published 2022-11-01“…Rapid freezing of samples in liquid nitrogen or placing at −80 °C to −20 °C is optimal for most Omics and Physiology studies with a few exceptions; however, freezing samples removes the potential for many Microscopy and Imaging-based analyses due to the alteration of tissue integrity during freezing. …”
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50513
Risk Stratification in Post-ERCP Pancreatitis: How Do Procedures, Patient Characteristics and Clinical Indicators Influence Outcomes?
Published 2021-02-01“…After analyzing the risk factors based on race and gender-based groups, Caucasian males with PEP are more likely to have prior history of pancreatitis (<i>p</i> = 0.009), lower hemoglobin (<i>p</i> = 0.02)/blood urea nitrogen (BUN) (<i>p</i> = 0.01)/creatinine before ERCP (<i>p</i> = 0.07) and lower BUN (<i>p</i> = 0.01)/creatinine after ERCP (<i>p</i> = 0.07), while Caucasian females with PEP are more likely to have higher white blood cell (WBC) count before ERCP (<i>p</i> = 0.08) and lower amylase (<i>p</i> = 0.10)/bilirubin (<i>p</i> = 0.09)/aspartate aminotransferase (AST) after ERCP (<i>p</i> = 0.08). …”
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50514
Comparative Analysis of Feature Importance Algorithms for Grassland Aboveground Biomass and Nutrient Prediction Using Hyperspectral Data
Published 2024-02-01“…The primary objective was to identify key spectral bands for estimating forage dry matter yield (DMY), nitrogen content (NC), neutral detergent fiber (NDF), and acid detergent fiber (ADF) using principal component analysis (PCA), random forests (RF), and SHapley Additive exPlanations (SHAP) analysis methods, and then the RF and Extra-Trees algorithm (ERT) model was used to predict aboveground biomass (AGB) and nutrient parameters using the optimized spectral bands and vegetation indices. …”
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50515
Effects of different soil management strategies on fertility and crop productivity in acidic nitisols of Central Highlands of Kenya
Published 2023-04-01“…Managing soil fertility, especially nitrogen (N) and phosphorus (P), to sustain increased crop productivity is a complex challenge, especially in cultivated Nitisols. …”
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50516
Insights into the reduction of antibiotic-resistant bacteria and mobile antibiotic resistance genes by black soldier fly larvae in chicken manure
Published 2023-11-01“…Further analysis suggested that antagonism of other bacteria on ARB increased by 1.4 times, while nutrient competition on both total nitrogen and crude fat increased by 2.8 times. Overall, these findings provide insight into the mechanistic understanding of ARB reduction during BSFL treatment of chicken manure and provide a strategy for rapidly mitigating ARB in animal manure.…”
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50517
Hemoglobin and Endotoxin Levels Predict Sarcopenia Occurrence in Patients with Alcoholic Cirrhosis
Published 2023-06-01“…Group AC showed significantly higher platelet counts (<i>p</i> = 0.027) and lower blood urea nitrogen levels and fibrosis-4 index than group NAC (<i>p</i> = 0.0020 and <i>p</i> = 0.038, respectively). …”
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50518
The Effects of Different Biological Additives on Chemical Composition and Fermentation Characteristics of Corn Silage
Published 2022-05-01“…Dry matter, organic matter, crude protein, insoluble fiber in acidic and neutral detergent, lactic acid content, water soluble carbohydrate, ammonia nitrogen concentration and total volatile fatty acids, pH were measured with 3 replicates. …”
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50519
Targeting pyroptosis as a preventive and therapeutic approach for stroke
Published 2023-05-01“…IL-10=interleukin-10; TGF-β = transforming growth factor-β; IL-18=interleukin-18; IL-1β = interleukin-1β; TNF-α = tumor necrosis factor-α; iNOS=induced nitrogen monoxide synthase; MMPs=Matrix metalloproteinases; GSDMD = gasdermin D; BMECs=brain microvascular endothelial cells; BBB = blood-brain barrier.…”
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50520
Leaf Functional Traits of Invasive Grasses Conferring High-Cadmium Adaptation Over Natives
Published 2022-06-01“…Leaf physiological traits, chlorophyll content, and flavonoid content were also significantly higher in invasive plants than in natives under Cd stress conditions after 4 weeks, although nitrogen balance index (NBI) showed no significant difference between the two species. …”
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