What is the paradoxical effect of VINASSE in terms of low pH (<4) and high EC (>50dS/m)? What is its impact on soil properties and crop growth?

What is the paradoxical effect of VINASSE in terms of low pH (50dS/m)? What is its impact on soil properties and crop growth?

15 February 2021 3,142 6 View

Retrospective cross-sectional study design?

I am using data from Demographic and Health Surveys conducted in the last 20 years. Can I name my study design a "Retrospective cros-sectional"?

01 October 2019 6,641 7 View

Is there any endevour that transform the manual CN-model in to computer application software?

Despite its importance in watershed hydrology and management, until now I know CN-model is a manually operated model. If there are some experiences I would like to hear from the group. Best

10 October 2018 5,085 3 View

FE or RE model selection?

Hello, I am regressing an equation specified as follows GDP per capita_it= bo + b1 Human capital_it + b2 Openness_it + .....+ u_it the regression is based on unbalanced panel data for 97...

04 October 2018 8,233 2 View

How can I determine minimum sample size for single arm cohort study?

Can any one tell how to determine minimum sample size in a prospective cohort study when the cohort is not divided into exposure and non exposure groups? Thank you!!!!!

04 September 2018 2,716 4 View

Is there any one who could say something about the mantel test (attached figure) on the correlation between genetic and geographic distance matrices?

29 June 2016 9,132 5 View

Why do we dilute the genomic DNA during PCR amplification?

18 November 2015 799 9 View

Is there anyone interested in collaborating in assessing the molecular diversity using SNP marker?

I have extracted DNA from a plant endemic to Ethiopia(Thymus schimperi). I want to Asses the molecular diversity using SNP marker. Any one interested in collaborating in this regard is highly...

01 November 2015 5,774 17 View

Authorship of the journal

I have a comfirmation letter of this Journal article from the joirnal editor! The autorship of the is mine! There was a mistake because of the same first and second name we had with Dr Kassahun...

01 January 1970 2,509 4 View

What are the LAB methodologies (procedures, equipment etc) for CO2 enrichment experiments to study crop responses?

I am doing a proposal for a research entitled 'GRAIN YIELD AND QUALITY RESPONSES OF WHEAT GENOTYPES UNDER CO2 ENRICHMENT AND EXTREME EVENTS' I will be using climate chamber and I would like to...

18 February 2021 6,494 4 View

Recommendations on CO2 Resistant Rocking Shaker?

A certain protocol we have developed requires the use of a Rocker/Rocking Shaker in which our dishes with cells are maintained in the incubator. The rocking is essential to the protocol but we...

09 February 2021 3,291 1 View

Do we have any empirical model to model the combined effect of carbonation and chloride attack in concrete concerning climate change?

Do we have any empirical model to model the combined effect of carbonation and chloride attack in concrete concerning time-dependent temperature, relative humidity and concentration of carbon dioxide?

08 February 2021 4,277 1 View

Are there any differences between setting automatic or manual number of measurements in DLS?

When doing measurements in DLS (either size or zeta potential), I have the option to input an automatic number of measurements or to set it manually. My question is: is there a drawback in...

08 February 2021 9,423 6 View

What's support me on Simulink Matlab Model of Regenerative Braking in DC Traction ?

I have a thesis on Utilize the electrical power from Regenerative Braking in 750 Vdc Traction by simulation in the Program MATLAB Simulink. I made the Power Load flow from 24kV to Traction...

08 February 2021 2,532 1 View

Do anyone have come across write up on "Technology on De-biasing" ?

De-biasing is a term applied in psychology, behavior, and management decision process. Now it has some connection with technology. Technology is used for leveraging on the reduction of impacts of...

21 January 2021 4,572 2 View

I am looking to develop a basic oral microbiome assay. Can anyone advise on culture vessel, conditions and organisms that require minimal maintenance?

I am looking to investigate oral care products with an easy-to-prepare culture of orally derrived microorganisms.

21 January 2021 3,448 1 View

Where to find alab-size impact crusher or cone cursher that would be able to produce aggregates up to 20 mm?

We would like to produce concrete aggregates that have a similar shape as industrially produced aggregates to further investigate recycling in new concrete. In industry, they use a jaw crusher...

19 January 2021 559 3 View

How can I do antigen retrieval for proliferative markers (MCM2, Ki67 etc) While preserving a sensitive endogenous reporter?

I am trying to do antigen retrieval on mouse brain sections to stain for proliferative markers like MCM2, Ki67, PCNA etc on tissue that has mCherry conjugated to a transcription factor of interest...

18 January 2021 1,023 3 View

What causes the temperature variation of Carbon/PAEK composite sample while heating with AC current at certain voltage in a number of cycles/one time?

It should be either decrease or increase for nth time during heat supply. Is there any possibility of irregular temperature sequences as shown in figure. In that picture the highest temperature...

12 January 2021 4,390 4 View