An open discussion board on issues related with Soil Science | Contact experts in Soil Science to get answers
1,111 views 1,211 posts
Questions related to Soil Science
We tested the use of a Russian D-auger in a near-intact and re-wetted bog in Ireland. As is stated in the literature, a box-type sampler is highly recommended for sampling peat substrate that is...
01 January 2017 4,112 6 View
Dear all I am using chitosan to modify the surface of biochar. 3g biochar is aaded into 200ml gel of chitosan (2% w/v). Then the mixture is soaked in NaOH and and then washed by DI water. But I...
01 January 2017 6,192 3 View
Studies always illustrated C/N ratio stay constant, because C and N are usually coupled closely in natural ecosystems, even under a changed environmental conditions. While recently i collected...
01 January 2017 3,546 19 View
I am mainly interested in saturated hydraulic conductivity studies which have been performed on freeze-thaw cycles with (milled) peat. Finally, I wish to know if freeze-thaw cylces can be...
01 January 2017 3,806 2 View
Hello every body, I have extracted mucilage from okra pod and want to evaluate the functional properties of this mucilage and does anyone tell me the known properties of mucilage flour?
01 January 2017 3,621 4 View
For nitrogen, we can use a long term aerobic incubation (Stanford and Smith, 1972), and many others since then. I have used destructive sampling, rather than leaching to measure P mineralization,...
01 January 2017 4,713 7 View
Assessing the current tools for estimating GHG emissions from soils, accessible to general users without special education
01 January 2017 334 10 View
Can anyone help me with details on Anion exchange capacity of soils in humid tropical of India and the method adopted.
01 January 2017 3,775 18 View
I would like to know the methods available for soil water extraction, with special interest for soils with low water content (let's say below plant wilting point), from semiarid regions, for...
01 January 2017 625 4 View
I am looking for the dorminant soil type of the guinea savannah zone of Ghana in the recent WRB.
01 January 2017 6,498 3 View
Firstly, I want to know the role of carbon black in soil restoration, perhaps it is effective in soil conditioning (fertility increase etc). Also, i would like to know if there is any empirical...
01 January 2017 9,345 13 View
Should we collect the bulk soil away from the base of the tree or the soil which falls off from the roots after vigorous shaking should be considered as the bulk soil?
01 January 2017 8,381 12 View
During research I have encountered both terms referring to the same description. In other research the terms seemed to be separated. I need to know the true difference between Soil Water Retention...
01 January 2017 1,019 0 View
I need information about how calculate the mineralization rate of organic matter in soil , preferent in ferralitic red soil but coulf be another. Thanks
01 January 2017 4,253 5 View
We didn't observe any depth wise variation of EC. What are the significances? This is mountain soil profile belongs to Kumaun Himalaya.
01 January 2017 1,705 11 View
Should we use hydrochloric acid to treat the soil to remove the inorganic carbon before we analysis the δ13C of SOC? Is there any standard about the concentration of hydrochloric acid and how...
01 January 2017 1,152 4 View
Dear all, I am doing oedometer test on remolded soils with sodium chloride (NaCl) as the pore fluid. The pre-consolidation pressure (Pc) was determined based on the method of Casagrande. The value...
14 December 2016 6,321 3 View
First directly spun the sample at took the sediment from Glacier and proceed it according to FastPrep Soil Kit protocol. Secondly, i treated the sample with Guanidine thiocynate, Tris-HCl and 10%...
12 December 2016 3,188 4 View
Soils science, civil engineering, Dielectric
12 December 2016 6,201 2 View
Calcium carbonate is one of the cementing agent the participate in the binding of soil particles together through physico-chemical mechanisms and presumbly create a stable soil structure . i want...
12 December 2016 6,691 19 View
I am goin to collect soil samples for P. brassicae inoculum density quantification, however I am not sure why some articles say that those samples should be kept at 10ºC or -20ºC for no longer...
12 December 2016 9,610 3 View
I am trying to model pullout of a steel helical nail through soil in ABAQUS. During the analysis i am getting an error "Too many attempts made for this increment". I have tried applying loads in...
12 December 2016 1,591 4 View
i want to assess the hydraulic conductivity ( saturated and unsaturated) in the field through diffrent horizon in the vertical and the horizontal direction. how can i proceed to compute an...
12 December 2016 2,234 4 View
Somebody knows where can I buy a good soil sampler without disturbing real bulk density? Thanks a lot
12 December 2016 2,744 8 View