# DAP and MAP and Nitrogen (ammonia)

Their prices have moved together.

Source page: https://www.materialinsights.org/links/dap-and-map-and-nitrogen-ammonia/

[DAP and MAP](https://www.materialinsights.org/chemicals/dap_map/) (chemical) and [Nitrogen (ammonia)](https://www.materialinsights.org/commodities/nitrogen/) (commodity): 1 relationship.

## How they are linked

### 1. Price link: shared demand

*Cost and price · Strong · Both ways*

DAP contains nitrogen as well as phosphate and is bought by the same farmers in the same seasons, so the two fertiliser prices move together: monthly changes correlate at 0.45 and yearly changes at 0.80, among urea's strongest links.

- **0.45** monthly change correlation
- **0.80** 12-month change correlation
- **0.86** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.