Depending on the federal state, it is possible to postpone the blocking periods for nitrogen fertilizer on grassland forward or backward upon request. The time periods are never shortened, only postponed. In principle, a shift is not possible on arable land.
In Lower Saxony For example, applications are submitted individually. The Chamber of Agriculture can allow the grassland closure period to be brought forward by two weeks in order to ensure soil-friendly application in the spring. Postponements are only possible in green areas.
In Bayern the State Office for Agriculture (LfL) determines the postponement of the closure period on grassland for entire districts. The blocking period can be postponed by two or four weeks.
This year, the blocking period was postponed by two weeks (November 15th to February 14th) in all of Lower Bavaria, the entire Upper Palatinate, all of Upper and Lower Franconia as well as in parts of Middle Franconia, Upper Bavaria and Swabia.
It has been postponed by four weeks (November 29th to February 28th) in parts of Middle Franconia, Swabia and Upper Bavaria.
This year there was some wet weather Regions of Bavaria, including red areas, require manure to be spread until October 29th possible.