Results 21 to 30 of about 4,307,718 (307)

Environmental Factors Affecting the Diversity and Composition of Environmental Microorganisms in the Shaoxing Rice Wine Producing Area

open access: yesFoods, 2023
Shaoxing rice wine is a notable exemplar of Chinese rice wine. Its superior quality is strongly correlated with the indigenous natural environment. The results indicated that Firmicutes (75%), Actinobacteria (15%), Proteobacteria (5%), and Bacteroidetes (
Qi Peng   +7 more
doaj   +1 more source

Assessing the feasibility of a life history calendar to measure HIV risk and health in older South Africans [PDF]

open access: yes, 2020
Life history calendars capture patterns of behavior over time, uncovering transitions and trajectories. Despite the growing numbers of older persons living with HIV in southern Africa, little is known about how HIV testing and risk unfold in this ...
Belli, Robert F.   +3 more
core   +1 more source

Kinetics and Distribution of Zearalenone-14-Glucoside and Its Metabolite Zearalenone in Rat, Determined by a Reliable HPLC-MS/MS Method

open access: yesApplied Sciences, 2023
A reliable high-performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) method was established for the simultaneous detection of zearalenone-14-glucoside (ZEN-14G) and its metabolite, zearalenone (ZEN), in the plasma, urine, and various ...
Yaling Cai   +7 more
doaj   +1 more source

Storage Battery Life Tests: Part II . Service Life Testing

open access: yesTransactions of The Electrochemical Society, 1937
A large number of experimental batteries were placed in automobile service, and the results of the performance of these batteries were studied in an attempt to correlate laboratory and service life of lead‐ acid storage batteries. The results show positive plate failure, with buckling and cutting of separators, in all those batteries in which dense ...
J. K. Hatfield, H. R. Harner
openaire   +1 more source

Storage Battery Life Tests: Part I . Laboratory Life Testing

open access: yesTransactions of The Electrochemical Society, 1937
Two series of duplicate batteries were made. One series had a dense positive paste and the other series had a more voluminous positive paste. Identical negative plates were used with all of the batteries. These batteries were tested by ten different commercial battery manufacturers and their results were submitted for this final tabulation.
J. E. Hatfield, H. R. Harner
openaire   +1 more source

k‐step stage life testing [PDF]

open access: yesStatistica Neerlandica, 2020
The model of stage life testing proposed in Laumen and Cramer (2019b) is extended from two to k stages. It is illustrated that this model can be seen as an extension of progressive censoring with fixed censoring times as well as of simple step stress testing.
Laumen, Benjamin Christopher   +1 more
openaire   +3 more sources

Influence of mercury on chlorophyll content in winter wheat and mercury bioaccumulation

open access: yesPlant, Soil and Environment, 2010
Mercury (Hg) is one of the major pollutants in soils because of the annual import of toxic Hg into the agricultural lands. The aims of the present studies are to investigate the effect of Hg on chlorophyll content in winter wheat var. jinan No.
D. Liu, X. Wang, Z. Chen, H. Xu, Y. Wang
doaj   +1 more source

Diversity and Correlation Analysis of Traits based on Yunnan Maize Hybrids Testing

open access: yesGuangdong nongye kexue, 2023
【Objective】To evaluate the application of distinctness, uniformity, and stability (DUS) testing traits in maize hybrids.【Method】89 hybrid maize varieties in Yunnan Province for DUS testing in 2020-2021 were used as materials, based on the tested data ...
Zongze YAO   +3 more
doaj   +1 more source

Testing Embedded Memories in Telecommunication Systems [PDF]

open access: yes, 1999
Extensive system testing is mandatory nowadays to achieve high product quality. Telecommunication systems are particularly sensitive to such a requirement; to maintain market competitiveness, manufacturers need to combine reduced costs, shorter life ...
Barbagallo, S.   +4 more
core   +1 more source

Population testing for cancer predisposing BRCA1/BRCA2 mutations [PDF]

open access: yes, 2014
Background: Technological advances raise the possibility of systematic population-based genetic testing for cancer-predisposing mutations, but it is uncertain whether benefits outweigh disadvantages.
Wardle, J
core  

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