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Questions related from Tho Nguyen
Dear all, We are establishing statistical equations to predict lime requirement (LR) of tropical soils. I've found in the literature that, for prediction purpose, sometimes regression equations...
26 March 2023 2,748 3 View
Dear all, I am developing a new method for soil analysis, and have several candidates. I am comparing the results derived from the candidates with that from the reference method using linear...
16 March 2022 226 12 View
Dear all, I am developing a new (titration-based) method for lime requirement of acid soils in the tropics. The reference method is the titration procedure by Dunn (1943). I am not sure about...
25 July 2021 3,680 0 View
I am establishing a new method for lime requirements (LR) of acid soils and quite confusing with the validation of the new method, in terms of Repeatability and Intermediate Precision. In many...
29 April 2020 5,101 2 View
Hi, I am asking if anybody understand the hydrolysis of Al in acid soils. From pH 4.7, Aluminum (Al) are present in soils as [Al(H2O)6]3+, and when pH reaches 6.5-8, all Al in the soils are...
18 March 2020 8,623 3 View
Personally I think rice husk biochar (often alkaline) could be used on acidic Acrisols (upland areas) , sandy soils, basaltic soils in high-terraced areas (also acidic), acid suphate soils...
23 March 2019 4,114 3 View
Hi, colleagues. I am encountering a problem regarding the calculation of lime buffering capacity. You see that the lime buffering capacity (LBC) of soils has the unit of cmol (OH-)/kg/pH. However,...
15 October 2018 1,495 2 View
