An open discussion board on issues related with Soil Science | Contact experts in Soil Science to get answers
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Questions related to Soil Science
Would like to know how much N is mineralized in tropical soils annually ? Approximately 0.18 % total nitrogen, Organic carbon - 2.2 %. Average temperature 22-30 C.
07 July 2017 9,146 11 View
Which SPT-based Liquefaction triggering curve we could use for the deterministic analysis, from the field data base proposed curves of Cetin et al.(2016), (after adjusting (N1)60 for clean sand...
07 July 2017 3,437 2 View
I isolated two bacteria from different regions, but both are same genus and Species? what is the differences between them? in case of genetic composition.... or any differences
07 July 2017 7,654 16 View
07 July 2017 9,106 11 View
I plan to incubate 200 g of soil with different treatments for one month. I want to measure the gas flux of CO2, N2O and CH4 at time point of 0,7,15 and 30 days with static chamber method. A...
06 June 2017 2,425 4 View
I have measured the concentrations of N, P, K and what the guideline values for comparison. Thank you
06 June 2017 7,742 12 View
We have collected soil samples from some of our experimental sites few years back. These samples were air dried and kept in plastic containers. Can we test the microbial activity of these soils...
06 June 2017 8,176 13 View
In order to fulfill a research, we need several experimental data of cumulative infiltration curve. In addition to infiltration data, readily-available characteristics of applied soils (mainly...
06 June 2017 8,371 6 View
i want to know if soil sterilization can change C/N ratio ,N ,P and k content of soil
18 May 2017 8,894 34 View
Practice of zero tillage, avoid bush burning and incorporation of organic matter into soil.
05 May 2017 4,934 15 View
Which published pedotransfer function do you recommend for predicting AWC from clay, silt, sand, SOM and calcium carbonate?
05 May 2017 3,732 1 View
We can use sand, silt, clay, soil organic carbon and soil calcium carbonate as predictors.
05 May 2017 8,169 6 View
05 May 2017 3,747 35 View
Wet soil have good agricultural potential when drain by mole drain, surface drain and subsurface drain.
05 May 2017 7,804 12 View
We have been preparing a paper regarding on effects of long term tillage practices on soil quality indicators and I come up with a question on potantial mineralizable nitrogen (PMN) values. PMN is...
14 April 2017 516 3 View
Normally we measure Na and K using 1M NH4OAC. Someone say it is exchangeable Na and K. On the other hand, someone say it is available (water soluble+exchangeable) Na and K. I am confused which one...
12 April 2017 4,717 19 View
I need to calculate CEC of soil, and apparently it can be done if I have the pH. However, I only know the SOM, soil texture and bulk density.
06 April 2017 7,716 20 View
Can anyone tell me how to load the extension with .avx format to Arc 10.2?
04 April 2017 7,029 0 View
04 April 2017 9,742 3 View
Who know the review process of Hydrology and Earth System Sciences? I realize that the review process of HESS is different from traditional journals because this process includes cummunity...
04 April 2017 3,331 4 View
04 April 2017 6,816 19 View
EC e is time consuming but yet its the reference method when assessing the soil salinity of soil, i wonder if there any empirical equation linking the EC e , EC 1:5 and Soil texture? thank you...
04 April 2017 1,249 9 View
04 April 2017 6,676 21 View
I need the CEC but only have organic matter, and total carbon of the soil
04 April 2017 9,017 17 View