03 March 2020 6 5K Report

We have large amount of Plagiochila collected in Madagascar, therefore would be pleased for their revision/identification.

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How to convert an assigned peaklist in NEF (NMR Exchange Format) format to the good old SPARKY (.list) XEASY (.peaks) format?

Any software for this purpose?

07 May 2023 5,948 2 View

How to analyze treatment response on % vegetation cover?

I have examined the vegetation cover for 9 sites, using a quadrant and estimating % cover in the quadrant. Each site has 6 measures. There are 3 treatments: ungrazed, extensive grazing and...

07 February 2023 3,551 4 View

How do I compare diversity between 9 creeks with 3 different grazing regimes?

Here are my data: A) 9 different creeks. B) 3 different treatments (Intensively grazed, Extensively grazed, Ungrazed) C) Sampling: fish, insects, "crabs & shrimp" (let's call this group...

18 December 2022 7,200 15 View

How to interpret ICDD-PDF card intensity data?

On an ICCD-PDF card, what does the relative intensity data with "m" (eg. 117m) mean? And what is the reason when the relative intensity of the strongest peak is 999? (I understand, that is not...

28 April 2022 2,711 1 View

Genus name priority from the same publication (Zoology)?

I came across a recent taxonomic work, where two genera were synonymized. Both genera were published in a paper in 1922 by the original author who revised the family at that time. The original...

19 January 2021 2,313 4 View

Trizol samples wont freeze. Can it cause problems?

Hi, everyone. I recently lysated cell culture with Trizol reagent, and I put my samples in -20C. But, some of my samples wont freeze, and I can see two separete phase appearing in them. I'm awaer,...

06 November 2020 10,356 1 View

Culturing CHO-freestyle cells without shaking?

Hi everyone! Recently I started working with CHO-Freestyle suspension cells, but our laboratory does not have an orbital shaker. I tought it would be okay without it, so I just used a normal T25...

20 July 2020 4,860 1 View

Species name priority?

An author described a new insect species in a doctoral thesis, back in 1986. The document is now available as a downloadable PDF, but only since 2019. Another taxonomist described a new species...

18 February 2020 4,636 4 View

What are the simplest organic materials that adsorb phosphorus from water?

I look for a natural material, preferably organic, that adsorb phosphorus. The adsorption capacity can be low as compared to mineral materials like slag or apatite. The point is to have something...

02 February 2020 1,331 4 View

How could I attach D-mannose to polystyrene microparticles?

Hello everyone! I'am looking for way to coat my 0,5 um carboxylated polystyrene microparticles with D-mannose. Is there a protocol out there, that I've missed or something else I could use? I...

08 January 2020 9,555 3 View

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