How can we differentiate the sodic (Na) soil and alkaline soil?

does the sodicity (high sodium in water or soil) and alkalinity are different?

11 December 2017 1,571 1 View

Are there any relationship between water temperature and the presence of heavy metals in water?

trying to explain the relationship in the lagoon water systems under water quality studies

10 November 2016 6,235 0 View

How to calculate the total organic loading rate (TOLR) in terms of chemical oxygen demand (COD)?

03 April 2016 3,246 12 View

What are the possible methods to eradicate Eichornia sp from lagoon eco system?

In most of the places they are following mechanical removal

03 April 2016 520 0 View

Is it worth to publish our research paper in Online international journals?

there are several online journals are emerging during these days. without having impact factors

07 August 2014 406 0 View

Is it possible to estimate the runoff from the residential area to the river using rainfall data and land area?

I'm looking to estimate the runoff as part of my research study (PhD) by collecting the data on daily rainfall and land area of that particular place.

02 March 2014 3,816 6 View

CALL FOR PAPERS FOR 2nd INTERNATIONAL SYMPOSIUM ON AGRICULTURE 2019 , Eastern University, Sri Lanka

Faculty of Agriculture, Eastern University Sri Lanka is organizing the 2nd International Symposium on Agriculture (ISA 2019). Date : 9th January 2019 Venue : Nallaiah Auditorium, Eastern...

01 January 1970 8,933 2 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

No title

02 March 2021 3,060 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View