Is this a hornworm - and which one?

In east china in found this hornworm on a small way near maize fields? Can you identify it? May it be the armyworm, Spodoptera frugiperda ? More pics...

10 November 2017 7,577 2 View

Store in alpine regions - pastures or forests - more water?

Store in alpine regions - pastures or forests - more water? There is a new study that in the Alps of Austria/Italy pastures are better to prevent climate change by drought. The synopsis is: If...

10 November 2017 5,231 0 View

Are cathions or anions more resonsible for the biological toxicity of salts?

I think on glyphosate, which is used in different formulations of salts. There are mostly this glyphosate salts used: isopropylamine salt (IPA)diammonium saltdimethylammonium saltethanolamine...

06 July 2017 1,879 2 View

Is testing botanical plant seeds biodiversity of soils with genetic markers for plant identification a good idea?

For finding the potential alpha-biodiversity of botanical plant biodiversity of soils as well as agronomical weed infestination, would it be a good idea to count/test in the soil living seeds with...

06 July 2016 170 3 View

Are here also questions of policy and politics possible?

06 July 2016 7,114 0 View

Arrhenatherum elatius (Glatthafer, tall oat-grass): where is it used, sawn or cultivated significantly?

Exists countries, outside of Austria where the meadow and crop grass Arrhenatherum elatius (D: Glatthafer, E: false oat-grass, tall oat-grass, tall meadow oat, onion couch and tuber oat-grass, F:...

05 June 2016 3,123 2 View

CHIA (Salvia hispanica): How are the market chances for CHIA?

Chia is a novel food for breakfast, bread etc and rich in omaga 3 fat acids. Do you see the demand is given for new plantations and a chance for developing countries? Which are the best countries...

05 June 2016 7,044 3 View

Do you think there is a turning or tipping point in human life that habits or rituals could become a psychosocial barrier or even a fetter?

Are not habits or rituals are often important helpers for a happy and stabile living especially for disabled persons? And yet in some ways human habits change to a fetter. When and where is the...

31 December 2014 2,230 2 View

How would you test the mechanical density of a grass sward?

10 November 2014 8,300 3 View

How many water contain stones like limestone and granite in vol% or weight%? Has anybody a good comparable table?

The question arose in a lecture of waterbilances for plant nutrition.

10 November 2014 2,836 1 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View

Color of spiro-ometad film?

What does the color of a spiro-ometad film indicate? I got purple, green, red, even black color of the spiro film. Is there anything we can get from the preliminary color analysis(e.g. oxidation...

21 February 2021 1,831 4 View

Any information about dinitrosalisylic acid reagent end point color stability ?

I work on estimation of alpha amylase activity using dinitrosalisylic acid reagent If i put the reagent to stope the enzymatic reaction and allow the reagent to react with the produced reducing...

17 February 2021 7,402 4 View

Negative result on natural product sample cholinergic assay?

i have been doing cholinergic assay on natural product and for some of the samples, i get negative value for the inhibition activity. can anyone help me explain the meaning of the negative value...

17 February 2021 4,118 1 View

Has anyone performed a colorimetric RT-LAMP assay using Lucigens LavaLAMP kit?

Hi there, my lab recently opted to use LavaLAMP from Lucigen instead of the Warmstart kit from NEB. However, Lucigen has yet to create a colormetric kit for RT-LAMP, and adding phenol-Red (pH...

17 February 2021 5,399 1 View

What is the actual chemistry going on between iodate and ascorbic acid?

I am studying biochemistry at university, as part of the course we do several titration experiments. In our handouts, we were given the following half equations: IO3- + 6H+ + 4e- I+ +...

16 February 2021 8,731 1 View

Does anyone have a stack of images of action potentials or abnormal brain scans?

I need a stack of black and white .jpeg/.tiff/.jpg/.png images across time of either action potentials, neurons firing, or brain scans (comparing disease and normal brain, disease progression,...

09 February 2021 2,648 3 View

I am looking for a postdoc. Can anyone guide me in this respect?

My PhD thesis entitled as "Anticarcinogenic activity of Terpenoid containing plants against induced Hepatocellular Carcinoma (HCC). My extensive experimental work critically examined the potential...

08 February 2021 8,628 3 View

Did anybody use VISIONlite ColorCalc Software for liquid samples color analysis?

I would like to read about your experiences in the measurement of the color of liquid samples (wine, oil, or whatever) using a glass cuvette to calculate L* a* and b* parameters with the...

08 February 2021 6,619 4 View

How can I quantify the color of a solution?

I know colorimetry has been the standard way by way of measuring the concentration of a particular compound (solute) in a colored solution (solvent or measure quantities of a particular compound...

08 February 2021 2,673 1 View