Grt-Chl: Patric, Evans, 1989

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source("utilities_tpf.r");

sensors.t.grt_chl_patric_evans_1989 <- function(Grt, Chl, P, ...){
    Grt <- tpf.recalc_minaral("GRT",Grt);
    Chl <- tpf.recalc_minaral("CHL",Chl);

    G <- Grt$Mg_pfu / (Grt$Fe_p2_pfu + Grt$Fe_p3_pfu);
    GR <- Grt$Ca_pfu / (Grt$Fe_p2_pfu + Grt$Fe_p3_pfu + Grt$Mg_pfu + Grt$Ca_pfu + Grt$Mn_pfu);
    C <- Chl$Mg_pfu / (Chl$Fe_p2_pfu + Chl$Fe_p3_pfu);
    T <- (55841 + 0.212 * P * 1000 + 49500 * GR) / (10.76 - 15 * 1.9872 * log(G / C) + 22.5 * GR) - 273;
    return(data.frame(Name=paste0(Chl$Name,"-", Grt$Name),P=P,T_calc=T));
}

sensors.t.grt_chl_patric_evans_1989.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Chl");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.grt_chl_patric_evans_1989.test <- function(){
#
#}