Estimate soil extractable magnesium (-)

Usage

osi_conv_magnesium(
  element,
  A_MG_AAA = NA_real_,
  A_MG_AL = NA_real_,
  A_MG_AN = NA_real_,
  A_MG_CC = NA_real_,
  A_MG_CO_PO = NA_real_,
  A_MG_DL = NA_real_,
  A_MG_KCL = NA_real_,
  A_MG_M3 = NA_real_,
  A_MG_NaAAA = NA_real_,
  A_CEC_CO = NA_real_,
  A_PH_CC = NA_real_
)

Arguments

element: (character) the method requested to be calculated
A_MG_AAA: (numeric) The exchangeable K-content of the soil measured via acid ammonium acetate extraction
A_MG_AL: (numeric) The exchangeable Mg-content of the soil measured via Ammonium Lactate extraction (mg Mg/ kg)
A_MG_AN: (numeric) The Mg-content of the soil extracted with ammonium nitrate (mg Mg /kg)
A_MG_CC: (numeric) The plant available content of Mg in the soil (mg Mg per kg) extracted by 0.01M CaCl2
A_MG_CO_PO: (numeric) The exchangeable Mg-content of the soil measured via Cohex extracton, percentage occupation at CEC (%)
A_MG_DL: (numeric) The exchangeable Mg-content of the soil measured via Double Lactate extraction (mg Mg/ kg)
A_MG_KCL: (numeric) The plant available potassium, extracted with KCL (mg per kg)
A_MG_M3: (numeric) The exchangeable Mg-content of the soil measured via Mehlich 3 extracton (mg Mg/ kg)
A_MG_NaAAA: (numeric) The Mg-content of the soil extracted with Morgan's solution, sodium acetate acetic acid (mg/ kg)
A_CEC_CO: (numeric) The cation exchange capacity of the soil, measured via Cohenx (mmol+ / kg)
A_PH_CC: (numeric) The pH measured in cacl2