Which heating methods do you recommend for establishing a poultry house (oil heater, gas heater, electric heater)?

I think a gas heater is better for the lower operating costs

03 January 2021 385 18 View

Do you think that the president in Iraq should be able to change the economic situation?

13 December 2020 7,193 3 View

Should I take sample from surface or subsurface for soil analysis?

I am currently doing my final year project on Geochemical analysis of peat samples. I will be looking at parameters such as major and trace elements plus anions and cations. Should i take samples...

27 November 2020 6,668 18 View

What effect do epidemics have on cerebral physiology?

How trauma and fear of infection can affect brain functions and structures?

10 October 2020 6,642 1 View

In your opinion, do I choose a certain disorder to study its relationship with culture, or better not to define the disorder?

Dear colleagues Who can help me find studies or references that study the relationship of culture to mental disorders. I would be very grateful for your help. :)

26 April 2020 3,003 36 View

#Questionnaire, Big data?

Hello, i'm doing about using big data in telecom companies, but i need a questionnaire to measure big data using, can any one give information about that. thanks a lot, Nechirvan Othman Master...

20 February 2020 4,408 3 View

Saffranin and fast green Staining ?

I need to stain the stem of lily flower (semi-herbaceous). is their any commercial staining that can be used directly. Also, Is their any updated procedure or commercial product (mixture) of...

18 January 2020 3,769 1 View

What is best book to start study charge transport in organic semiconductors?

Could you suggest a good book or review articles on electrical transport and mechanisms in organic semiconductors.

17 December 2018 253 2 View

Can oxalate ion oxidaise V(IV) to V(V)?

Greetings I am engaged with the preparation of VO(II) complexes with the different bidentate amine ligands and the oxalate ion. The starting complex (NH4)2VO(C2O4)2 has been prepared by...

30 August 2018 2,028 6 View

Minirhizotron images data set for root?

Hello, I'm working on olive study and I'm using minirhizotron images to estimate root density in soil profile. However, the image analysis software provide an extra data such as, root surface...

19 November 2017 5,621 3 View

Dear professors, i am confused with how to figure out the tea bag index?

Hello, i am confused with how to figure out the tea bag index,could you please tell me how to compute the letter "a" and "k". Can i use R or Sigmaplot to fix it?

09 December 2020 6,705 3 View

Normality test among or within groups?

I want to check if my data are normally distributed, in order to decide if performing either a parametric (ANOVA) or non parametric test to check differencies among means. 1) Should I test the...

13 August 2020 3,861 3 View

Normality test on SIGMAPLOT?

I am trying to analyse some data, doing before a normality test to evaluate the distribution of my data. Some of the treatment didn't have passed the test, even after trying to transform the data,...

11 August 2020 6,364 3 View

What is the best method for finding unknown concentrations from optical density?

We have an in house ELISA, how do you calculate unknown concentrations from optical density values? We produced a standard curve but don't know whether to use sigma plot or excel. Also, Which...

07 August 2019 9,881 6 View

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08 January 2019 3,512 5 View

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31 December 2018 8,083 5 View

How to fit assimilation vs intercellular CO2 (aci curve) using Sigmaplot?

Is there is any source showing the instruction? I used Regression wizard for the analysis but, could not find the way to make graph using Co2, assimilation and residuals.

31 December 2018 3,234 0 View

Dear all, I am trying to write Weibull equation in Sigmaplot and I have a problem with initial parameters. Can anyone help?

10 November 2018 2,924 0 View

How to run enzyme kinetics analysis using SigmaPlot?

Hi guys. Based on the instructions given by SigmaPlot, in order for me to do the enzyme kinetics analysis, the first step is Entering data into the Data Entry Wizard. However, when I clicked on...

06 July 2018 1,778 3 View

How do I add subscript and/or superscript to tick labels in SigmaPlot 13.0?

I need to label my graph columns with O3 in SigmaPlot but I can't work out how to subscript the "3". It will let me easily do this in the axis labels and the legend but is there a way to do this...

26 June 2018 3,611 2 View