14 Questions 51 Answers 0 Followers
Questions related from Clement O. Ogunkunle
I have noticed that some requests for scholarly articles from colleagues on RG and some by private emails (though published mostly not on open access status), are always turned down stating that...
05 October 2017 1,853 3 View
I want to seek the opinions of experts in the field of environmental science. I intend to determine elemental contents of some freeze dried plant samples collected after an experiment. Since I...
13 September 2017 4,406 10 View
I want to know the precise range of particle sizes that are considered appropriate when determining total and bio-available metal concentrations in agricultural soils. I understand most scholarly...
06 January 2016 1,871 15 View
I want to determine the activity of extractable Cu (pCu2+) and Pb (pPb2+) in the soil to evaluate their toxicity potential after some period of aging. Can someone provide a detail protocol to go...
14 November 2015 6,367 4 View
Has anyone worked on nanoparticles using either X-ray absorption near edge structure (XANES) or Synchrotron radiation? I would appreciate an enlightenment on better techniques out of the two to...
18 November 2014 2,753 5 View
I have some ecological data and after checking for Normality, found out that there are outliers which need to be removed. But I want to ask if the removal of the outlier values and subsequent...
11 October 2014 1,725 18 View
I intend to find the toxicity potential of certain metal nanoparticles on plant metabolism. Is it important to analyze the purity of the nanoparticle especially by XRD before use or not? What is...
09 September 2014 6,843 15 View
There seems to be a standard range of the level of organic matter in the soil in order to refer to a soil as fertile. For instance, according to Metson (1961) as adapted from Booker Tropical Soil...
18 June 2013 3,152 13 View
I need some authentic procedures for the determination of PAH in soil and plant samples, possibly some recent referenced methodologies.
21 March 2013 4,137 3 View
Just discovered that tomatoes have the potential to accumulate more Zn from soil contents than other vegetables like amaranth, even at reduced soil Zn contents.
28 November 2012 4,252 2 View
At times I get brain-drain when trying to convert results from spectrophotometry in mg/l to mg/kg. could some just give the easiest way involving the volume of digestate and mass of sample.
23 November 2012 8,655 9 View
From various contributions, I now realised that any good spectrophotometer can be employed to determine Cd. The only condition to good results is the digestion strength of extractants. I have been...
03 November 2012 8,027 6 View
I understand that variogram can be employed to describe the geochemistry of soil in a large area, possibly regional. Can this variogram can be used for localized polluted areas, like industrial...
30 October 2012 6,688 5 View
There are plethora of papers and studies on the use of food crops as agents of phytoremediation of contaminated lands. I am wondering what will be the fate of food crops in the near future as this...
01 January 1970 714 3 View
