09 August 2022 5 874 Report

Is there a cheap way to measure the intensity of smells coming from a urban landfill?

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How to choose correctly isotherms in Aspen Adsorption?

Dear everyone. I am biulding a TSA simulation in Aspen Adsorption. I do not have a single component feed stream, but a multi-component one. I am using the Gas_Dynamic "gas_bed" block. In the...

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How feasible is gathering species historical occurrence in museums for a PhD project?

As a first-year student PhD student in Italy, I am interested in locating all collections of a particular taxon - potentially amphibians - only relative to Italy in museums, nationally and...

27 March 2024 7,939 0 View

How to position a truss between two reference points in Abaqus?

Hi everyone, I have a question about position of a part in Abaqus, in particulary i have to place my beam element between two reference point (RP1 and RP2) to simulate a ligament between two...

11 November 2023 7,181 7 View

Do you know papers focused on readings of ringed birds seen in landfills?

I searched in bibliography for some works about readings of ringed birds seen in landfills/rubbish dumps. The only papers found are from Jurinovic and colleagues from Zagabria's rubbish dump. Do...

27 October 2023 8,285 1 View

Would an EU directive be useful to force the member states to reduce significantly their subsidies to fossil fuels?

There are still a huge number of direct and indirect subsidies to fossil fuels at all levels. Main reason is to sustain national industries and improve their competitiveness. In addition, it is...

02 September 2023 1,784 10 View

Presence/absence of cheliceral teeth and serrula in spider families (Araneae)?

Is there a list of the spider families in which are absent cheliceral teeth and/or serrula? I know that some families lack of chericeral teeth (e.g. Thomisidae) or serrula (e.g. Zodariidae) but a...

31 July 2023 5,082 2 View

Do you know which test could I use to compare ages of two groups belonging to the same population?

I read rings on birds in a landfill for two winters. In this way, by reading codes on the rings, I got their ages from their life histories. For each species, I'd like to compare the mean age...

22 May 2023 1,192 6 View

What is the best Taq DNA Polymerase for amplify Cox1 fragment from low copy DNA templates resulting from museum specimens DNA extraction?

Hello, I would like to extract DNA from dried insect museum samples and try to amplify a short mitochondrial gene fragment (short portion of cox1). Reading several articles on this topic, I notice...

06 November 2022 199 4 View

Permanova using Adonis2 with unbalanced design?

Hi everyone, I am currently trying to analyse communities on natural and artificial reefs, and I decided to use Permanova (Vegan :: Adonis 2) in R to do so. However, being the first time I am...

17 March 2022 4,473 2 View

Probit analysis - software comparison. has anyone experience in this topic?

I have recently compared results form polo plus 2.0 and spss 27.0. whit the same dataset results are quite different. has anyone experience on this? many thanks in advance

17 December 2021 2,154 5 View

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I am a PhD student from Pakistan and i want to get my PhD thesis evaluted from some foreigner examiner. can anybody help me???

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