N-werking vaste rundermest = The effectiveness of nitrogen of solid cattle manure

Abstract

The figures of effectiveness of solid cattle manure were determined in the 1950s and 1960s. However, this effectiveness may have changed over the years, due to changes in breed and rations. A study at the Waiboerhoeve showed that the effectiveness of solid manure applied in spring was 13 to 15% in the first cut, which means an arithmetic effectiveness of 1-11% in the remaining growing seaso