نتایج جستجو برای: bth
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Reprinted from Luke’s Journal (CMDF Aus) Feb 2001. Allan Day (MD, DPhil, DSc, BTh) is Emeritus Professor, University of Melbourne and Senior Academic Fellow, Ridley College, Since retiring from the Chair in Physiology in 1988 he has been active in the interaction between Science and Christian Belief having been until the end of 1999 Exec Sec of ISCAST (Vic). He currently conducts a course on Sc...
diamondback moth, piute/la xylostella l. is a major pest of cruciferous crops worldwide. it out broke in cabbage fields of tehran province in 1999 and caused considerable yield losses. seven treatments including biological and chemical pesticides were used in the field test. these treatments were as follow: consult (ec i 0%) 0.4 kg/h & 0.5 kg/h, carbaryle ...
Benzotriazole (BTR) and benzothiazole (BTH) derivatives are used in a wide variety of industrial and consumer products and have been reported to occur in the environment. Owing to a lack of analytical methods, human exposure to BTRs and BTHs is still unknown. Therefore, a liquid chromatography-electrospray ionization tandem mass spectrometry (LC–ESI(+)MS/MS) method was developed for simultaneou...
The Beijing–Tianjin–Hebei urban agglomeration (BTH) is striving to realize the transformation process from a low-efficiency high-quality development mode; however, it still has problems regarding reducing energy consumption and ecological environment pressure. Based on panel data 2013 2017, this paper proposes an evaluation index system based BTH’s “environmental protection–industrial structure...
In recent years, ozone (O3) concentration has shown a decreasing trend in the Beijing–Tianjin–Hebei (BTH) region China. However, O3 pollution remains prominent problem. Accurate estimation of exposure levels can provide support for epidemiological studies. A total 13 variables were combined to estimate short- and long-term using geographically weighted regression (GWR) model BTH with spatial re...
To prevent the spread of COVID-19 in China, many cities were locked down after January 23, 2020. Based on panel data “2+26” from 10 to 15 March 2020, this paper took lockdown as a quasi-natural experiment and established multi-phase DID model investigate whether measures significantly reduced air pollution locked-down Beijing-Tianjin-Hebei (BTH) region. The core innovation is that we considered...
Meloidogyne spp. is an important pest of cucurbits in tunnel farming vegetables Pakistan. A cucumber germplasm was evaluated for resistance against the root-knot nematode (RKN, incognita) based on number galls and egg masses recorded under glass house conditions. All accessions showed varying responses towards RKN inoculation. Out fifteen lines, two were found to be moderately susceptible M. in...
Extreme heat events are frequent in the Beijing–Tianjin–Hebei (BTH) region due to global warming and accelerated urbanization. While previous studies have analyzed trend of extreme region, interdecadal changes these remain unclear. Therefore, this study aims analyze temporal spatial characteristics summer BTH using daily mean maximum temperature datasets from 174 stations over period 1979–2020....
Organizations of every size and industry are facing a new normal. Adversaries have become more sophisticated persistent than ever before. Every network is never-ending onslaughts. Yet many organizations continue to rely on signature-based reactive threat detection mitigation solutions as the primary line defense against new-age, cutting-edge attacks. Even conventional attacks can bypass such se...
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