Which one is the apt methode for studying repellent activity of plant oils against insects and bacteria?

Essential grass oils Pest repellent .....

06 July 2018 3,337 0 View

How can cite the references of same arcticle in different sections of a thesis?

multiple citations, reference section etc..

31 December 2017 3,393 1 View

How to analyze data from Focus Group Discussions (FGDs)?

Focus Group Discussions , Particular population, Qualitative data analysis etc..

31 December 2016 1,683 4 View

How to carry out bacterial (e coli , fecal coliforms) resistivity studies using grass extract? How we can collect the grass extract?

Anti bacterial study

02 March 2016 9,073 1 View

Hello, May I Know how to collect black water for analysis?

Black Water - from septic sources..

01 February 2016 8,137 5 View

How can we study human stampedes and crowd disasters in pilgrim destinations effectively?

There are several practical difficulties for study the crowd.

03 April 2013 3,486 3 View

How to convert coliform MPN number to log values?

Three tube dilution method, Serial dilution three times, got maximum result eg 1100*103 , what is meant by least dilution factor?

01 January 1970 8,519 1 View

Is there any standard methedology for carrying capacity assessment of a seasonal mass gathering ?

What are the parameters to be consider? Ecological capacity,Social capacity,physical capacity,facility capacity,supportive capacity,assimilative capacity,carrying capacity based planning....

01 January 1970 2,345 1 View

How can document(write) an action research effectively?

01 January 1970 9,173 1 View

How can I edit suggested publications?

Hi there! I regularly receive suggestion about papers and authors that are totally out of my area. Does anybody know how I can fix this? Thank you!

01 March 2021 9,574 4 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

When is it unnecessary to change organisational culture?

As a former management practitioner, I recall a generally accepted view that changing organisational culture is difficult, so you should only attempt it if the organisational change that you are...

27 February 2021 2,595 8 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

To date, according to health authorities, 30% of the population's diseases are initiated by drinking water pollution. Do you know this problem?

The main studies are as follows: * regular and timely receipt of information about the state of the environment using automated systems (stationary and mobile); * operational analysis of the...

23 February 2021 912 5 View

Are there methods for automatically mapping floodplains, fans and terraces?

I want to map these river geoforms with as little subjectivity as possible. I have a high resolution DEM generated by drone data.

22 February 2021 7,800 3 View

Multinomial probabilities and confidence intervals - obtaining the CI of the reference category?

Hi, Some background to my question: I have fitted 1st order multinomial Markov models with covariates. Since all probabiilties (for each row of the transition matrix) sum to 1, I estimate only...

22 February 2021 2,541 4 View