Is there any reputable journal that can publish a research article in the field of Agriculture without charging the author a handling/publication fee?

Is there any reputable journal that can publish a research article in the field of Agriculture without charging the author a handling/publication fee?

01 December 2020 3,408 16 View

Please I need your comment. Thanks. Are we right or wrong to submit to such journal or not?

Before submitting to a journal, the scope has to match the content of your submission. This is clear, however, many editors these says use this cliche statement "Thank you for submitting your...

08 November 2019 5,131 19 View

Please what is your recommend methods for the DNA extraction of M.tuberculosis strains for WGS?

I have the solid culture sample also liquid culture sample. I need to know the best methods for the extraction

28 October 2018 5,375 1 View

How can I determine the absorption coefficient of liquid samples (not thin film)?

05 August 2017 4,780 5 View

What is the best route through which entomopathogens can be administered to wistar rats to check their side effects?

I'm investigating the probable effects that entomopathogens will have on wistar rats as a non-target animal in the environment. What is the best route through which the organisms can be...

08 September 2016 4,123 3 View

What is really meant by rational mix design in concrete technology?

People have presented some definitions but still not clear to me. Thanks

08 September 2014 524 8 View

Which method of separation is more preferable, GC/MS or HPLC, for the identification of chemical components in plant samples?

When you have to purify the crude sample using TLC and Column chromatographic methods.

14 August 2013 3,217 25 View

Can someone provide me with some help in finding the right method for the extraction and quantification of saponin from plant leaves?

I need help with the HPLC standard for the saponin.

15 June 2013 5,959 1 View

new entrant

pls i am new in the dicipline of bioinformatics where do i start, thanx all

13 June 2010 8,677 7 View

What's the future of Nuclear Science and Engineering, Nuclear Power in Africa

Many Young Africans who are very interested in Nuclear Science and Engineering and graduates in this field are faced with a lot of challenges, furthering their studies especially in PhD and...

01 January 1970 7,198 4 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

Can we model an Arima (0,0,0)(0,0,0) with pulse intervention?

Hello, i got trouble when i try identify a intervention analysis about disaster impact on night time light intensity. i have 65 month data from January 2015 until may 2020. based on...

06 February 2021 10,018 4 View

How to input an exogenous variable in a GARCH model?

Hello, I have a question regarding financial time series. I am studying the effects of Quantitative Easing on the US stock market. I have tried to fit an ARIMA model to my S&P500 returns with...

01 February 2021 8,325 3 View

What the reliability method of filling missing time series data?

Hi Researchers, How to measure the reliability of the method for filling missing time series streamflow data such as ARIMA model and interpolation?

12 January 2021 2,725 7 View

PDF of a Book?

Can anyone provide me the PDF for Distributed Energy Resources in Microgrids (Integration, Challenges and Optimization)?It would be really helpful

27 December 2020 8,015 3 View

Does this time series data have trend or seasonal pattern or both?

Recently I am doing a time series ARIMA modeling using water consumption data and I plotted the time series plot of data so according to this figure Does this time series data have trend or...

12 November 2020 1,140 3 View

What is the best technique to determine Spatio temporal correlations?

Hi, I have Carbon emissions data for 20 years for different regions in a country. I want to test the hypothesis that the emissions are statistically different for the regions. Here I want to use...

10 November 2020 641 3 View

How to integrate two different dataset?

Hello I have an income dataset and house sales dataset with a different number of records, I need to integrate these two together using R. I thought I need to create a new column in the income...

28 October 2020 8,168 11 View

Converting LipidMAP IDs to HMDB IDs in bulk?

I have a list of LipidMAP IDs for a bunch of metabolites and I need them all converted to Human Metabolite Database IDs. I have over 300 entries so I need a way of converting these IDs in bulk,...

20 October 2020 3,372 4 View

How to tune pi controller for grid connected voltage source converter (space vector PWM) for dc bus voltage and current control in a DC micrgrid?

I have tuned the PI controller for the voltage control loop and inner control loop. But the problem is that it is not stable from a wide variation in the load/bus voltage. On the DC bus, there is...

16 October 2020 7,478 2 View