The unconsolidated mineral or organic matter on the surface of the earth that serves as a natural medium for the growth of land plants. | Contact experts in Soil to get answers
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Questions related to Soil
If the particle diameter is 2 mm and the particle density is 2.5 g/cm, what is the bulk density, porosity, and void ratio of this soil? I had known that the formula to calculate them. The...
12 October 2020 3,970 3 View
Dear peers, I am currently making a research proposal on conservation of some endangered Ceropegia and Brachystelma species. Please suggest some advanced models/methods/papers to evaluate the...
31 August 2020 8,011 12 View
Dear peers, It would be much appreciated if you could suggest papers or reports that emphasize the sampling considerations for microplastics in soil/terrestrial/agricultural environments. Thanks!
28 August 2020 8,964 5 View
Hello I am developing a soil column experiment to study pharmaceuticals transport and attenuation.I would like to know If is better to use a glass or a PVC column to perform this experiment and...
11 August 2020 6,508 3 View
I dont have any other soil maps for my study area.. How can i use this data to convert it into Hydrological soil groups A,B,C or D ?
05 August 2020 8,176 6 View
In one of my experiments, I am assessing root biomass from soil cores, in which I have the root dry weight data, the core parameters, and the respective bulk density and soil moisture values. I am...
29 July 2020 9,325 3 View
Hi, After some research, I have found recommended soil potassium to magnesium ratios ranging from 0.25 to 0.7 in agricultural soils (ratios calculated from CEC concentrations). Which one do you...
27 July 2020 5,770 8 View
In general, for example, we think soil consist of 40% of minerals, 10% of organic matters, and 50% of water and air. My question is as follow: Does the soil used for the above definition refer...
04 July 2020 5,229 1 View
Diazotrophs 'fix' atmospheric nitrogen into biologically available forms. In very general, non-technical terms, an over-abundance of these organic nitrogen forms within a soil beyond what biota in...
24 June 2020 1,478 3 View
I tested several non-traditional soil stabilizers (e.g. ligninsulfonate, biopolymers) with two different concentrations. The standard Proctor test showed that the additives reduced the OMC and...
18 June 2020 481 2 View
Residual soil is the product of the weathering processes for rocks. What are the main characteristics of this residual soil?
11 June 2020 7,269 49 View
Hi, It is possible bulk density decrease with depth ? (0-15 and 15-30 cm)
10 June 2020 5,220 15 View
I recently ran a greenhouse study that had 3 different grass species growing across 4 different soil substrates. There were 40 of each soil:species combination, leading to 480 samples...
30 March 2020 5,399 6 View
Given your specific discipline. Have you ever irretrievably lost data of an ongoing research project? How did you handle it? Thanks in advance. (Also, this is my story. A couple of years ago, in...
30 March 2020 517 21 View
Hi everyone! I am looking for a database that contains a list of organisms, preferentially bacteria, present in the air, water, and soil. Does anyone know any good database/website? Thanks!! Rocio
25 March 2020 2,245 3 View
Raindrops falling on the soil
24 March 2020 4,449 3 View
So I grew some radish seeds in a petri-dish using two different biochars. Is it correct to conclude that the seed number 2 is healthier than number 1? Can anybody help me to understand the growth...
13 March 2020 6,875 5 View
I am working on a numerical analysis to study a steel strip reinforced earth wall. The wall consists of a 7 concrete facing panels and each panel is carries a steel strip reinforcement at its mid...
12 March 2020 5,838 3 View
I have known some physical-based models and emperical models, i.e., the original Stefan model (mainly used in permafrost regions) and its modified modes. However, I consider there would be some...
03 March 2020 1,676 7 View
I came across a confusing concept in a reference and was wondering wether increasing CEC, increases the preference of adsorb sites to bind with cations with higher valence ? For example divalents...
03 March 2020 3,923 3 View
Glycine max seeds are normally inoculated with Bradyrhizobium japonicum before planting, but if I am attempting to see differences in nodulation between treatments with addition of a potentially...
28 February 2020 6,054 5 View
I defined my structure with a model builder of -ndm 3 -ndf 6 and my soil as -ndm 3 -ndf 3 with a stdbrick element. I connected the base of the structure with the brick elements with eqdof in dof1...
19 February 2020 2,002 4 View
As soil quality represent it's "fitness to use" or "capacity of soil to function to sustain productivity maintaining environmental quality and improved health". What are the basic components...
15 February 2020 7,397 6 View
Dear all. To determine the stress-strain state of the construction-base system for seismic effects, is it possible to find the dynamic characteristics of the soil in HS small model (Plaxis) and...
10 February 2020 5,355 3 View