Make N addition rates time varying, with age of woody crops. This can be very simple and generic across orchards vineyards. But rates should definitely vary with age (increasing for the first 10+y. Putting Almond here as an example because it has most acreage in CA. Resources: - CDFA http://geisseler.ucdavis.edu/Guidelines/Almonds.html (this points to Almond Board) - Almond Board of California https://www.almonds.org/sites/default/files/2025-10/WO-10580_ABC_Nitrogen_8.5x11_2025_v1%20single.pdf
Make N addition rates time varying, with age of woody crops.
This can be very simple and generic across orchards vineyards. But rates should definitely vary with age (increasing for the first 10+y.
Putting Almond here as an example because it has most acreage in CA.
Resources: