Xavier Dupla

3 Questions 4 Answers 0 Followers

Questions related from Xavier Dupla

Do the USA have regulatory limits for trace element concentration in soils?

Hi everyone, I am trying to look for the maximum trace element concentrations that are allowed in soils in the USA. Do you know if such a regulation exist at the federal level? Thank you...

14 July 2021 5,171 11 View

Optimal potassium to magnesium ratio in soils ?

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 5,605 8 View

Correcting soil chemical parameters according to soil:water dilution factor?

Hi, In a soil analysis lab, we know that the different chemical parameters that we measure are affected by the soil:water dilution factor. For instance, in the case of an acidic soil, the soil pH...

13 May 2020 8,427 0 View