نتایج جستجو برای: bio indicator
تعداد نتایج: 135279 فیلتر نتایج به سال:
The planktonic foraminiferal species Globorotalia truncatulinoides is widely used as a biostratigraphic proxy for the Quaternary in Mediterranean region. High-resolution quantitative studies performed on sediment cores collected central and western Sea evidence significant abundance of G. during Middle Holocene. robust chronological frame allows us to date this bio-event 4.8–4.4 ka Before Prese...
Natural indicators of the electrical polarity of a direct current (DC) source is limited to semiconductor based diodes and transistors. Recently a novel bio-natural indicator of the polarity of a DC source have been reported. Mimosa Pudica or sensitive plant is found to be a natural detector of a DC source polarity, however the mechanism underlying this phenomenon is not known. This paper aims ...
The Bio-Transplants method is a coral grafting by inoculating seedlings/fragments using natural materials. They are dead corals in the DC and DCA categories as place of attachment. This study aims to see success compiling indicators fish species associated with field Bio-Transplants. have conducted this research 10 x square meters on north side Tunda Island waters July 2019 (T 0 ), November 1 2...
Our aim to establish the metal (Pb, Cd, Cr, Cu and Zn) levels of wild mammalian scat samples deriving from sanctuaries of Western Rajasthan and compare the concentrations between Desert National Park, Jaisalmer and Gajner Wildlife sanctuary, Bikaner. Restrictions on the sampling because of Wildlife Protection Act (1972) prevents taking of samples of living tissues to analyse body burdens of con...
Developments in hyperspectral remote sensing techniques during the last decade have enabled the use of narrowband indices to evaluate the role of forest ecosystem variables in estimating carbon (C) fluxes. In this study, narrowband bio-indicators derived from EO1 Hyperion data were investigated to determine whether they could capture the temporal variation and estimate the spatial variability o...
Despite the abundance of palm-based residues generated, by-products from thermochemical processing such as bio-oil may create value-added products to palm industry. The derived contains high aromatic compounds, which are active ingredients in bio-pesticides formulation. Therefore, this study investigated formulation bio-pesticide and determines their effect on insect-pest oil Metisa plana walke...
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