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All Topics | Topic "Demand side problems"
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Author Message
Eng. Faisal Ahmed

Subject: Demand side problems   
Posted: 10/31/2022 Viewed: 5283 times
I have three crops in agricultural demand side and each have different life time(months) in a year. I add excel data od area in hectares. Finally in agricultural side I add rice+rice+wheat. Then I add unit water demand yearly of each crop. When I run the result giving ambiguous trillion cm.
Then I tried crop area as percentage and add all croped area monthly in agricultural side. But this also gave trillion ambiguous results.
Can anybody help me?
Ms. Anne Hereford

Subject: Re: Demand side problems   
Posted: 11/9/2022 Viewed: 560 times
Dear Faisal,
From the screenshot you sent of your model, it looks like your units are off. You have entered activity levels as hectares per hectare. These should be water volumes per hectare. If you have a total amount of water use for the 3 crops, you can enter the activity level of the 3 crops as a percent share of the total. (Please see Activity Level in the WEAP help.)

Anne
Mr. Doug Chalmers

Subject: Re: Demand side problems   
Posted: 2/5/2025 Viewed: 560 times
Faisal and for anyone having trouble with agriculture area input-

It's possible this is an error related to localized formatting of an input file. In the USA, we use a period (.) to denote a decimal and a comma (,) to denote a thousands place. However, many countries use a comma to denote a decimal instead. I would recommend to check the formatting of any input files and to then see if the parameter appears as expected in the graph on the Data screen.

Apologies we did not get back to you originally.
Topic "Demand side problems"