EPIC / APEX Modeling Forum

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Sayantan Samanta

Apr 25

Point source input file for ArcAPEX

Hello, I am trying to simulate a watershed that does not start from the headwaters. Hence, I am

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Point source input file for ArcAPEX

Hello, I am trying to simulate a watershed that does not start from the headwaters. Hence, I am

Apr 25

Edberto Lima, Jaehak2

Apr 23

Bulk Density parameters

I believe this question was answered via a direct communication. On Thursday, February 22, 2024 at 6:

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Bulk Density parameters

I believe this question was answered via a direct communication. On Thursday, February 22, 2024 at 6:

Apr 23

Anh Nguyen, Arjun Thapa2

Apr 21

local weather station with missing data

Hi Anh, If you follow the user manual, it is clearly said that you can use 999 for missing value as I

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local weather station with missing data

Hi Anh, If you follow the user manual, it is clearly said that you can use 999 for missing value as I

Apr 21

Xiaoxing Zhen, Jaehak2

Mar 14

Segmentation fault - invalid memory reference using APEX Linux on HPC

I am not familiar with the error. The Linux version executable of the APEX was updated on 2/28/2024.

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Segmentation fault - invalid memory reference using APEX Linux on HPC

I am not familiar with the error. The Linux version executable of the APEX was updated on 2/28/2024.

Mar 14

Janani Kandasamy, Luca Doro3

Mar 4

Irrigation option in EPIC v.1102

Dear Luca, Thank you for the response. EPIC1102 user manual is comprehensive and it is really helpful

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Irrigation option in EPIC v.1102

Dear Luca, Thank you for the response. EPIC1102 user manual is comprehensive and it is really helpful

Mar 4

Arjun Thapa, Luca Doro13

Mar 4

Comparision of cover crops and filter strips

Dear Dr. Luca, Thank you so much for your reply and assistance! I usually saw the output_con.DWS file

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Comparision of cover crops and filter strips

Dear Dr. Luca, Thank you so much for your reply and assistance! I usually saw the output_con.DWS file

Mar 4

Kristin Boening, Luca Doro4

Feb 1

CT and NT management issues concerning N leaching

Kristin, Probably you have to calibrate the model to get PRKN right. Because PRKN is driven by two

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CT and NT management issues concerning N leaching

Kristin, Probably you have to calibrate the model to get PRKN right. Because PRKN is driven by two

Feb 1

Anh Nguyen, Luca Doro3

Jan 19

APEX output does not include montly data

Thanks Luca, This solves the issue. Anh On Thursday, January 18, 2024 at 4:44:09 AM UTC-6 lucad...@

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APEX output does not include montly data

Thanks Luca, This solves the issue. Anh On Thursday, January 18, 2024 at 4:44:09 AM UTC-6 lucad...@

Jan 19

Ze Li, … Edmealem Temesgen12

11/29/23

Issues in using APEX-CUTE

Dear Jaehak, when I download the new version by clicking this, it says no file was found. so how to

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Issues in using APEX-CUTE

Dear Jaehak, when I download the new version by clicking this, it says no file was found. so how to

11/29/23

Janani Kandasamy, … Luca Doro7

11/28/23

Forecasting Crop Yield for 90 years

Dear Luca, Thank you the response. I will edit the operation file. Regards, Janani On Tuesday,

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Forecasting Crop Yield for 90 years

Dear Luca, Thank you the response. I will edit the operation file. Regards, Janani On Tuesday,

11/28/23

Mahesh Maskey, Luca Doro2

11/28/23

ArcAPEX interface error ,

Dear Mahesh, The first thing that you can check is where your project folder is located. It seems

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ArcAPEX interface error ,

Dear Mahesh, The first thing that you can check is where your project folder is located. It seems

11/28/23

Edmealem Temesgen, Luca Doro4

11/24/23

APEX-CUTE 7.1 User manual or APEX-CUTE 6.4 auto calibrate model

I do not have the previous version of APEX-CUTE and, as far as I know, a new version of the user

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APEX-CUTE 7.1 User manual or APEX-CUTE 6.4 auto calibrate model

I do not have the previous version of APEX-CUTE and, as far as I know, a new version of the user

11/24/23

yawei bai, Luca Doro14

11/23/23

Use field experiment data to calibrate EPIC

Yawei, After studying the two simulations, I am still convinced that the lack of crop response to the

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Use field experiment data to calibrate EPIC

Yawei, After studying the two simulations, I am still convinced that the lack of crop response to the

11/23/23

Janani Kandasamy, Luca Doro77

11/15/23

Issues in Installing EPIC

Dear Luca, Yes, I will do that. Thank you for the response. Regards, Janani On Wednesday, November 15

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Issues in Installing EPIC

Dear Luca, Yes, I will do that. Thank you for the response. Regards, Janani On Wednesday, November 15

11/15/23

Misba Abdela, Luca Doro12

11/14/23

Working APEX editor for WinAPEX 1501

Okay, thanks. Can you share with me all the input files you are using, the executable, and the editor

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Working APEX editor for WinAPEX 1501

Okay, thanks. Can you share with me all the input files you are using, the executable, and the editor

11/14/23

Kristin Boening, Luca Doro3

11/8/23

Underestimated yields and too many stress days

Dear Kristin, Here are some suggestions to increase crop yield. I would reduce the value of PHU to

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Underestimated yields and too many stress days

Dear Kristin, Here are some suggestions to increase crop yield. I would reduce the value of PHU to

11/8/23

Edmealem Temesgen, Luca Doro6

10/18/23

The information you sent are not useful for understanding your simulation and the reason for the

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The information you sent are not useful for understanding your simulation and the reason for the

10/18/23

Mahesh Maskey, Luca Doro2

10/11/23

Plant related databases

As defined on page 83 of the APEX user manual, Potential heat units (PHU) is the total number of heat

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Plant related databases

As defined on page 83 of the APEX user manual, Potential heat units (PHU) is the total number of heat

10/11/23

Prabesh khanal, Luca Doro6

10/5/23

Saturated soil water content to determine field is in excess water and for how long.

This is what I did to answer your question: 1) Got the APEX user manual (by the way, are you using

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Saturated soil water content to determine field is in excess water and for how long.

This is what I did to answer your question: 1) Got the APEX user manual (by the way, are you using

10/5/23

jiayao zhu, Luca Doro4

9/21/23

APEX for symbiotic nitrogen fixation

Yes, soil cover is considered when simulating soil temperature and mulching should give some

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APEX for symbiotic nitrogen fixation

Yes, soil cover is considered when simulating soil temperature and mulching should give some

9/21/23

Floyid Nicolas, Jaehak2

9/6/23

Try the example cute project if it crashes, too. It is in C:\APEX\APEX-CUTE\project1501\y2.cproj. If

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Try the example cute project if it crashes, too. It is in C:\APEX\APEX-CUTE\project1501\y2.cproj. If

9/6/23

Ricardo Lee, Jaehak2

9/6/23

EPIC model output files

All these output files are in ASCII format. You can use any text editor to open these files. On

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EPIC model output files

All these output files are in ASCII format. You can use any text editor to open these files. On

9/6/23

Yuhang Gao, Luca Doro26

9/5/23

Dear Luca, Thank you for your reply. I will let you know more information. In addition, I set up

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Dear Luca, Thank you for your reply. I will let you know more information. In addition, I set up

9/5/23

Mahesh Maskey, … Carlos Alberto Arnillas4

8/25/23

ArcAPEX: Possibility to merge subareas

just in case, you can also use your predefined areas in ArcAPEX. (or at least that used to be

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ArcAPEX: Possibility to merge subareas

just in case, you can also use your predefined areas in ArcAPEX. (or at least that used to be

8/25/23

Mahesh Maskey, Luca Doro8

8/23/23

ArcAPEX: Sub area file is missing and other issues

Thank you, Dr. Luca. I will surely reach out to Dr. Jeong. Thanks for the suggestions. Mahesh On

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ArcAPEX: Sub area file is missing and other issues

Thank you, Dr. Luca. I will surely reach out to Dr. Jeong. Thanks for the suggestions. Mahesh On

8/23/23

yy zhang, Luca Doro2

8/17/23

Treatment of Reservoir Ponds in Apex Surface Source Pollution Model

Help us help you (while learning) (google.com) On Wednesday, August 16, 2023 at 9:23:00 PM UTC-5

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Treatment of Reservoir Ponds in Apex Surface Source Pollution Model

Help us help you (while learning) (google.com) On Wednesday, August 16, 2023 at 9:23:00 PM UTC-5

8/17/23

Luca Doro, Jaehak4

8/17/23

Help us help you (while learning)

UP On Friday, June 9, 2023 at 2:34:38 AM UTC-5 Luca Doro wrote: UP On Thursday, April 6, 2023 at 9:01

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Help us help you (while learning)

UP On Friday, June 9, 2023 at 2:34:38 AM UTC-5 Luca Doro wrote: UP On Thursday, April 6, 2023 at 9:01

8/17/23

Prabesh khanal, Luca Doro4

8/7/23

Simulating Multiple Crops in a Single Subarea Across Multiple Years

WinAPEX has some standard management for several crops, keep in mind that the operations are

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Simulating Multiple Crops in a Single Subarea Across Multiple Years

WinAPEX has some standard management for several crops, keep in mind that the operations are

8/7/23

Yuhang Gao, Luca Doro2

8/2/23

Whether it is feasible to use EPIC for forest growth simulations

Yes, the EPIC model can simulate forest trees. Some trees are already included in the plant database

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Whether it is feasible to use EPIC for forest growth simulations

Yes, the EPIC model can simulate forest trees. Some trees are already included in the plant database

8/2/23

Arjun Thapa, … Luca Doro9

7/26/23

Suggestion for arcAPEX subarea delineation

Hi Dr. Luca, First of all, thank you so much for your help! I already added soil type and weather

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Suggestion for arcAPEX subarea delineation

Hi Dr. Luca, First of all, thank you so much for your help! I already added soil type and weather

7/26/23

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