PLBeetSpr.cpp

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/*
*******************************************************************************************************
Copyright (c) 2017, Christopher John Topping, Aarhus University
All rights reserved.
 
Redistribution and use in source and binary forms, with or without modification, are permitted provided
that the following conditions are met:
 
Redistributions of source code must retain the above copyright notice, this list of conditions and the
following disclaimer.
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the following disclaimer in the documentation and/or other materials provided with the distribution.
 
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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*/
//
// PLBeetSpr.cpp
//
 
 
#include "../../Landscape/ls.h"
#include "../../Landscape/cropprogs/PLBeetSpr.h"
 
// Some things that are defined externally - in this case these variables allow
// scaling of the percentage application figures for insecticides, herbicides etc..
extern CfgBool cfg_pest_beet_on;
// check if below are needed
extern CfgFloat l_pest_insecticide_amount;
extern CfgInt   cfg_BES_InsecticideDay;
extern CfgInt   cfg_BES_InsecticideMonth;
extern CfgFloat cfg_pest_product_1_amount;
 
 
bool PLBeetSpr::Do(Farm *a_farm, LE *a_field, FarmEvent *a_ev)
{
    bool done = false; // The boolean value done indicates when we are totally finished with this plan (i.e. it is set to true).
    int d1 = 0;
    // Depending what event has occured jump to the correct bit of code
    switch (a_ev->m_todo)
    {
    case pl_bes_start:
    {
        // pl_bes_start just sets up all the starting conditions and reference dates that are needed to start a pl_sw
        PL_BES_SPRING_FERTI = 0;
        PL_BES_WATER_DATE = 0;
        PL_BES_HERBI_DATE = 0;
        PL_BES_HERBI1 = false;
        PL_BES_HERBI3 = false;
 
        // Set up the date management stuff
        // The next bit of code just allows for altering dates after harvest if it is necessary
        // to allow for a crop which starts its management early.
 
        // 2 start and stop dates for all 'movable' events for this crop
        int noDates = 2;
        a_field->SetMDates(0, 0, g_date->DayInYear(30, 12)); // last possible day of harvest
        a_field->SetMDates(1, 0, g_date->DayInYear(30, 12)); //  end day of calcium application
        a_field->SetMDates(0, 1, 0);
        a_field->SetMDates(1, 1, g_date->DayInYear(30, 12));
 
        a_field->SetMConstants(0, 1);
 
        // Check the next crop for early start, unless it is a spring crop
        // in which case we ASSUME that no checking is necessary!!!!
        // So DO NOT implement a crop that runs over the year boundary (i.e. from spring to spring!), at least not without fixing this.
 
        //new if: do the check only for non-optimising farms and if year>0. (030713 - m_rotation used only in the hidden year, so I modified the condition from >7 to >0)
        //optimising farms not used for now so most of related code is removed (but not in 'start' case)
        if (!(a_farm->GetType() == tof_OptimisingFarm && g_date->GetYearNumber() > 0)) {
 
            if (a_ev->m_startday > g_date->DayInYear(1, 7)) {
                if (a_field->GetMDates(0, 0) >= a_ev->m_startday)
                {
                    g_msg->Warn(WARN_BUG, "PLBeetSpr::Do(): ", "Harvest too late for the next crop to start!!!");
                    int almassnum = g_landscape_p->BackTranslateVegTypes(a_ev->m_next_tov);
                    g_msg->Warn("Next Crop ", (double)almassnum); // this causes exit
                }
                // Now fix any late finishing problems
                for (int i = 0; i < noDates; i++) {
                    if (a_field->GetMDates(0, i) >= a_ev->m_startday) {
                        a_field->SetMDates(0, i, a_ev->m_startday - 1); //move the starting date
                    }
                    if (a_field->GetMDates(1, i) >= a_ev->m_startday) {
                        a_field->SetMConstants(i, 0); //change the default value of the MConst (=1) to 0 (necessary to correctly execute farm events in case the finishing date (MDate) was moved)
                        a_field->SetMDates(1, i, a_ev->m_startday - 1); //move the finishing date
                    }
                }
            }
            // Now no operations can be timed after the start of the next crop.
 
            if (!a_ev->m_first_year) {
                // Are we before July 1st?
                d1 = g_date->OldDays() + g_date->DayInYear(1, 7);
                if (g_date->Date() < d1) {
                    // Yes, too early. We assumme this is because the last crop was late
                    printf("Poly: %d\n", a_field->GetPoly());
                    g_msg->Warn(WARN_BUG, "PLBeetSpr::Do(): ", "Crop start attempt between 1st Jan & 1st July");
                    int prev = g_landscape_p->BackTranslateVegTypes(a_field->GetOwner()->GetPreviousCrop(a_field->GetRotIndex()));
                    g_msg->Warn(WARN_BUG, "Previous Crop ", prev);
                    int almassnum = g_landscape_p->BackTranslateVegTypes(a_ev->m_next_tov);
                    g_msg->Warn("Next Crop ", (double)almassnum); // this causes exit
                }
                else {
                    d1 = g_date->OldDays() + 365 + m_first_date; // Add 365 for spring crop
                    if (g_date->Date() > d1) {
                        // Yes too late - should not happen - raise an error
                        g_msg->Warn(WARN_BUG, "PLBeetSpr::Do(): ", "Crop start attempt after last possible start date");
                        g_msg->Warn(WARN_BUG, "Previous Crop ", "");
                        a_field->GetOwner()->GetPreviousCrop(a_field->GetRotIndex());
                        int almassnum = g_landscape_p->BackTranslateVegTypes(a_ev->m_next_tov);
                        g_msg->Warn("Next Crop ", (double)almassnum); // this causes exit
                    }
                }
            }
            else {
                SimpleEvent_(g_date->OldDays() + g_date->DayInYear(1, 3), pl_bes_spring_plough, false, a_farm, a_field);
                break;
            }
        }//if
 
         // End single block date checking code. Please see next line comment as well.
         // Reinit d1 to first possible starting date.
 
 
        d1 = g_date->OldDays() + g_date->DayInYear(1, 3);
        if (g_date->Date() >= d1) d1 += 365;
        SimpleEvent_(d1, pl_bes_spring_plough, false, a_farm, a_field);
        break;
    }
    break;
 
    // This is the first real farm operation
    case pl_bes_spring_plough:
        if (!a_farm->SpringPlough(a_field, 0.0, g_date->DayInYear(30, 3) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_spring_plough, true, a_farm, a_field);
            break;
        }
 
        SimpleEvent_(g_date->Date() + 1, pl_bes_spring_harrow, false, a_farm, a_field);
        break;
    case pl_bes_spring_harrow:
        if (!a_farm->SpringHarrow(a_field, 0.0, g_date->DayInYear(31, 3) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_spring_harrow, true, a_farm, a_field);
            break;
        }
        d1 = g_date->Date() + 1;
        if (d1 < g_date->OldDays() + g_date->DayInYear(15, 3)) {
            d1 = g_date->OldDays() + g_date->DayInYear(15, 3);
        }
        if (a_farm->IsStockFarmer()) //Stock Farmer
        {
            SimpleEvent_(d1, pl_bes_ferti_s4, false, a_farm, a_field);
        }
        else SimpleEvent_(d1, pl_bes_ferti_p4, false, a_farm, a_field);
        break;
    case pl_bes_ferti_p4:
        if (a_ev->m_lock || a_farm->DoIt(98))
        {
            if (!a_farm->FP_AmmoniumSulphate(a_field, 0.0, g_date->DayInYear(10, 4) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p4, true, a_farm, a_field);
                break;
            }
            PL_BES_SPRING_FERTI = true;
        }
        SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p5, false, a_farm, a_field);
        break;
    case pl_bes_ferti_s4:
        if (a_ev->m_lock || a_farm->DoIt(98))
        {
            if (!a_farm->FA_AmmoniumSulphate(a_field, 0.0, g_date->DayInYear(10, 4) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s4, true, a_farm, a_field);
                break;
            }
            PL_BES_SPRING_FERTI = true;
        }
        SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s5, false, a_farm, a_field);
        break;
    case pl_bes_ferti_p5:
        if (a_ev->m_lock || a_farm->DoIt(25))
        {
            if (!a_farm->FP_PK(a_field, 0.0, g_date->DayInYear(10, 4) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p5, true, a_farm, a_field);
                break;
            }
            PL_BES_SPRING_FERTI = true;
        }
        SimpleEvent_(g_date->Date() + 1, pl_bes_heavy_cultivator, false, a_farm, a_field);
        break;
    case pl_bes_ferti_s5:
        if (a_ev->m_lock || a_farm->DoIt(25))
        {
            if (!a_farm->FA_PK(a_field, 0.0, g_date->DayInYear(10, 4) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s5, true, a_farm, a_field);
                break;
            }
            PL_BES_SPRING_FERTI = 1;
        }
        SimpleEvent_(g_date->Date() + 1, pl_bes_heavy_cultivator, false, a_farm, a_field);
        break;
    case pl_bes_heavy_cultivator:
        if (PL_BES_SPRING_FERTI == 1)
        {
            if (!a_farm->HeavyCultivatorAggregate(a_field, 0.0, g_date->DayInYear(10, 4) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_heavy_cultivator, true, a_farm, a_field);
                break;
            }
        }
        d1 = g_date->Date() + 1;
        if (d1 < g_date->OldDays() + g_date->DayInYear(1, 4)) {
            d1 = g_date->OldDays() + g_date->DayInYear(1, 4);
        }
        SimpleEvent_(d1, pl_bes_preseeding_cultivator, false, a_farm, a_field);
        break;
    case pl_bes_preseeding_cultivator:
        // 90% will do preseeding cultivation, the rest will do it together with sow
        if (a_ev->m_lock || a_farm->DoIt(90))
        {
            if (!a_farm->PreseedingCultivator(a_field, 0.0, g_date->DayInYear(19, 4) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_preseeding_cultivator, true, a_farm, a_field);
                break;
            }
            SimpleEvent_(g_date->Date() + 1, pl_bes_spring_sow, false, a_farm, a_field);
            break;
        }
        SimpleEvent_(g_date->Date() + 1, pl_bes_preseeding_cultivator_sow, false, a_farm, a_field);
        break;
    case pl_bes_spring_sow:
        if (!a_farm->SpringSow(a_field, 0.0, g_date->DayInYear(20, 4) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_spring_sow, true, a_farm, a_field);
            break;
        }
        // Here is a fork leading to four parallel events
        SimpleEvent_(g_date->Date() + 5, pl_bes_harrow_before_emergence, false, a_farm, a_field); // Harrowing before emergence, followed by thinning after emergence
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(1, 5), pl_bes_watering1, false, a_farm, a_field);    // Watering thread
        SimpleEvent_(g_date->Date() + 5, pl_bes_herbicide1, false, a_farm, a_field);    // Herbicide thread
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(1, 7), pl_bes_fungicide1, false, a_farm, a_field);   // Fungicide thread = MAIN THREAD
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(15, 6), pl_bes_insecticide, false, a_farm, a_field); // Insecticide thread
        if (a_farm->IsStockFarmer()) //Stock Farmer
        {
            SimpleEvent_(g_date->OldDays() + g_date->DayInYear(25, 4), pl_bes_ferti_s6, false, a_farm, a_field); // Fertilizers thread
        }
        else SimpleEvent_(g_date->OldDays() + g_date->DayInYear(25, 4), pl_bes_ferti_p6, false, a_farm, a_field);
        break;
    case pl_bes_preseeding_cultivator_sow:
        // 10% will do preseeding cultivation with sow
        if (!a_farm->PreseedingCultivatorSow(a_field, 0.0, g_date->DayInYear(20, 4) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_preseeding_cultivator_sow, true, a_farm, a_field);
            break;
        }
        // Here is a fork leading to four parallel events
        SimpleEvent_(g_date->Date() + 5, pl_bes_harrow_before_emergence, false, a_farm, a_field); // Harrowing before emergence, followed by thinning after emergence
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(1, 5), pl_bes_watering1, false, a_farm, a_field);    // Watering thread
        SimpleEvent_(g_date->Date() + 5, pl_bes_herbicide1, false, a_farm, a_field);    // Herbicide thread
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(1, 7), pl_bes_fungicide1, false, a_farm, a_field);   // Fungicide thread = MAIN THREAD
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(15, 6), pl_bes_insecticide, false, a_farm, a_field); // Insecticide thread
        if (a_farm->IsStockFarmer()) //Stock Farmer
        {
            SimpleEvent_(g_date->OldDays() + g_date->DayInYear(1, 5), pl_bes_ferti_s6, false, a_farm, a_field); // Fertilizers thread
        }
        else SimpleEvent_(g_date->OldDays() + g_date->DayInYear(1, 5), pl_bes_ferti_p6, false, a_farm, a_field);
        break;
    case pl_bes_harrow_before_emergence:
        if (a_field->GetGreenBiomass() <= 0)
        {
            if (a_ev->m_lock || a_farm->DoIt(3))
            {
                if (!a_farm->SpringHarrow(a_field, 0.0, g_date->DayInYear(25, 4) - g_date->DayInYear())) {
                    SimpleEvent_(g_date->Date() + 1, pl_bes_harrow_before_emergence, true, a_farm, a_field);
                    break;
                }
            }
            SimpleEvent_(g_date->Date() + 5, pl_bes_thinning, false, a_farm, a_field);
            break;
        }
        else {
            SimpleEvent_(g_date->Date() + 1, pl_bes_thinning, false, a_farm, a_field);
        }
        break;
    case pl_bes_thinning:
        if (a_ev->m_lock || a_farm->DoIt(5))
        {
            if (a_field->GetGreenBiomass() <= 0) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_thinning, true, a_farm, a_field);
            }
            else
            {
                if (!a_farm->RowCultivation(a_field, 0.0, g_date->DayInYear(5, 5) - g_date->DayInYear())) {
                    SimpleEvent_(g_date->Date() + 1, pl_bes_thinning, true, a_farm, a_field);
                    break;
                }
            }
        }
        // End of thread
        break;
    case pl_bes_watering1:
        if (a_ev->m_lock || a_farm->DoIt(3))
        {
            if (a_field->GetGreenBiomass() <= 0) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_watering1, true, a_farm, a_field);
            }
            else
            {
                if (!a_farm->Water(a_field, 0.0, g_date->DayInYear(31, 5) - g_date->DayInYear())) {
                    SimpleEvent_(g_date->Date() + 1, pl_bes_watering1, true, a_farm, a_field);
                    break;
                }
                PL_BES_WATER_DATE = g_date->Date();
            }
            d1 = g_date->Date() + 7;
            if (d1 < g_date->OldDays() + g_date->DayInYear(1, 6)) {
                d1 = g_date->OldDays() + g_date->DayInYear(1, 6);
            }
            SimpleEvent_(d1, pl_bes_watering2, false, a_farm, a_field);
            break;
        }
        break;
 
    case pl_bes_watering2:
        if (!a_farm->Water(a_field, 0.0, g_date->DayInYear(30, 6) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_watering2, true, a_farm, a_field);
            break;
        }
        PL_BES_WATER_DATE = g_date->Date();
        d1 = g_date->Date() + 7;
        if (d1 < g_date->OldDays() + g_date->DayInYear(1, 7)) {
            d1 = g_date->OldDays() + g_date->DayInYear(1, 7);
        }
        SimpleEvent_(d1, pl_bes_watering3, false, a_farm, a_field);
        break;
    case pl_bes_watering3:
        if (!a_farm->Water(a_field, 0.0, g_date->DayInYear(31, 7) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_watering3, true, a_farm, a_field);
            break;
        }
        PL_BES_WATER_DATE = g_date->Date();
        // End of thread
        break;
    case pl_bes_ferti_p6:
        // Here comes fertilizers thread
        if (a_field->GetGreenBiomass() <= 0) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p6, false, a_farm, a_field);
        }
        else
        {
            if (!a_farm->FP_AmmoniumSulphate(a_field, 0.0, g_date->DayInYear(25, 5) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p6, true, a_farm, a_field);
                break;
            }
            d1 = g_date->Date() + 1;
            if (d1 < g_date->OldDays() + g_date->DayInYear(20, 5)) {
                d1 = g_date->OldDays() + g_date->DayInYear(20, 5);
            }
            SimpleEvent_(d1, pl_bes_ferti_p7, false, a_farm, a_field);
            break;
        }
        break;
    case pl_bes_ferti_s6:
        if (a_field->GetGreenBiomass() <= 0) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s6, false, a_farm, a_field);
        }
        else
        {
            if (!a_farm->FA_AmmoniumSulphate(a_field, 0.0, g_date->DayInYear(25, 5) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s6, true, a_farm, a_field);
                break;
            }
            d1 = g_date->Date() + 1;
            if (d1 < g_date->OldDays() + g_date->DayInYear(20, 5)) {
                d1 = g_date->OldDays() + g_date->DayInYear(20, 5);
            }
            SimpleEvent_(d1, pl_bes_ferti_s7, false, a_farm, a_field);
            break;
        }
        break;
    case pl_bes_ferti_p7:
        if (a_ev->m_lock || a_farm->DoIt(89))
        {
            if (!a_farm->FP_ManganeseSulphate(a_field, 0.0, g_date->DayInYear(10, 6) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p7, true, a_farm, a_field);
                break;
            }
        }
        // End of thread
        break;
    case pl_bes_ferti_s7:
        if (a_ev->m_lock || a_farm->DoIt(89))
        {
            if (!a_farm->FA_ManganeseSulphate(a_field, 0.0, g_date->DayInYear(10, 6) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s7, true, a_farm, a_field);
                break;
            }
        }
        // End of thread
        break;
    case pl_bes_herbicide1: // The first of the pesticide managements.
                           // Here comes the herbicide thread
                           // We assume that farmers do max 3 herbicide treatments
        if (a_field->GetGreenBiomass() <= 0)
        {
            if (a_ev->m_lock || a_farm->DoIt(43))
            {
                if (!a_farm->HerbicideTreat(a_field, 0.0, g_date->DayInYear(25, 4) - g_date->DayInYear())) {
                    SimpleEvent_(g_date->Date() + 1, pl_bes_herbicide1, true, a_farm, a_field);
                    break;
                }
                PL_BES_HERBI1 = true;
                PL_BES_HERBI_DATE = g_date->Date();
            }
            SimpleEvent_(g_date->OldDays() + g_date->DayInYear(15, 5), pl_bes_herbicide2, false, a_farm, a_field);
            break;
        }
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(15, 5), pl_bes_herbicide2, false, a_farm, a_field);
        break;
    case pl_bes_herbicide2:
        if (!a_farm->HerbicideTreat(a_field, 0.0, g_date->DayInYear(31, 5) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_herbicide2, true, a_farm, a_field);
            break;
        }
        PL_BES_HERBI_DATE = g_date->Date();
        SimpleEvent_(g_date->Date() + 10, pl_bes_herbicide3, false, a_farm, a_field);
        break;
    case pl_bes_herbicide3:
        if (a_ev->m_lock || a_farm->DoIt(93))
        {
            if (!a_farm->HerbicideTreat(a_field, 0.0, g_date->DayInYear(10, 6) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_herbicide3, true, a_farm, a_field);
                break;
            }
            PL_BES_HERBI_DATE = g_date->Date();
            PL_BES_HERBI3 = true;
        }
        SimpleEvent_(g_date->Date() + 10, pl_bes_herbicide4, false, a_farm, a_field);
        break;
    case pl_bes_herbicide4:
        if (a_ev->m_lock || (a_farm->DoIt(81) && (PL_BES_HERBI1 == false || PL_BES_HERBI3 == false))) // which gives 46% of all farmers (and 81% of those who did not apply herbicides before beet emergence)
        {
            if (!a_farm->HerbicideTreat(a_field, 0.0, g_date->DayInYear(20, 6) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_herbicide4, true, a_farm, a_field);
                break;
            }
            PL_BES_HERBI_DATE = g_date->Date();
        }
        // End of thread
        break;
    case pl_bes_fungicide1:
        // Here comes the fungicide thread
        if (a_ev->m_lock || a_farm->DoIt(83))
        {
            if (!a_farm->FungicideTreat(a_field, 0.0, g_date->DayInYear(5, 8) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_fungicide1, true, a_farm, a_field);
                break;
            }
        }
        SimpleEvent_(g_date->Date() + 21, pl_bes_fungicide2, false, a_farm, a_field);
        break;
    case pl_bes_fungicide2:
        if (a_ev->m_lock || a_farm->DoIt(63))
        {
            if (!a_farm->FungicideTreat(a_field, 0.0, g_date->DayInYear(25, 8) - g_date->DayInYear())) {
                SimpleEvent_(g_date->Date() + 1, pl_bes_fungicide2, true, a_farm, a_field);
                break;
            }
        }
        SimpleEvent_(g_date->OldDays() + g_date->DayInYear(25, 9), pl_bes_harvest, false, a_farm, a_field);
        break;
    case pl_bes_insecticide:
        // Here comes the insecticide thread
 
        if (PL_BES_HERBI_DATE >= g_date->Date() - 2) { // Should by at least 3 days after herbicide
            SimpleEvent_(g_date->Date() + 1, pl_bes_insecticide, false, a_farm, a_field);
        }
        else
        {
            if (a_ev->m_lock || a_farm->DoIt(58))
            {
                // here we check wheter we are using ERA pesticide or not
                if (!cfg_pest_beet_on.value() ||
                    !g_landscape_p->SupplyShouldSpray()) // Not using pesticide spray
                {
                    if (!a_farm->InsecticideTreat(a_field, 0.0, g_date->DayInYear(25, 7) - g_date->DayInYear())) {
                        SimpleEvent_(g_date->Date() + 1, pl_bes_insecticide, true, a_farm, a_field);
                        break;
                    }
                }
                else {
                    a_farm->ProductApplication(a_field, 0.0, 0, cfg_pest_product_1_amount.value(), ppp_1);
                }
            }
        }
        // End of thread
        break;
    case pl_bes_harvest:
        // Here the MAIN thread continues
        // We don't move harvest days
        if (!a_farm->Harvest(a_field, 0.0, a_field->GetMDates(0, 0) - g_date->DayInYear())) {
            SimpleEvent_(g_date->Date() + 1, pl_bes_harvest, true, a_farm, a_field);
            break;
        }
        if (a_farm->IsStockFarmer()) //Stock Farmer
        {
            SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s8, false, a_farm, a_field);
        }
        else SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p8, false, a_farm, a_field);
        break;
 
    case pl_bes_ferti_p8:
        if (a_ev->m_lock || a_farm->DoIt(28))
        {
            if (a_field->GetMConstants(3) == 0) {
                if (!a_farm->FP_Calcium(a_field, 0.0, -1)) { // raise an error
                    g_msg->Warn(WARN_BUG, "PLBeetSpr::Do(): failure in 'FP_Calcium' execution", "");
                    exit(1);
                }
            }
            else {
                if (!a_farm->FP_Calcium(a_field, 0.0, a_field->GetMDates(1, 0) - g_date->DayInYear())) {
                    SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_p8, true, a_farm, a_field);
                    break;
                }
            }
        }
        done = true;
        // So we are done, and somwhere else the farmer will queue up the start event of the next crop
        // END of MAIN THREAD
        break;
    case pl_bes_ferti_s8:
        if (a_ev->m_lock || a_farm->DoIt(28))
        {
            if (a_field->GetMConstants(3) == 0) {
                if (!a_farm->FA_Calcium(a_field, 0.0, -1)) { // raise an error
                    g_msg->Warn(WARN_BUG, "PLBeetSpr::Do(): failure in 'FA_Calcium' execution", "");
                    exit(1);
                }
            }
            else {
                if (!a_farm->FA_Calcium(a_field, 0.0, a_field->GetMDates(1, 0) - g_date->DayInYear())) {
                    SimpleEvent_(g_date->Date() + 1, pl_bes_ferti_s8, true, a_farm, a_field);
                    break;
                }
            }
        }
        done = true;
        // So we are done, and somwhere else the farmer will queue up the start event of the next crop
        // END of MAIN THREAD
        break;
    default:
        g_msg->Warn(WARN_BUG, "PLBeetSpr::Do(): "
            "Unknown event type! ", "");
        exit(1);
    }
    return done;
}