Mineral Fertiliser Use

Applies to: Silage Production

Description:

This indicator refers to the minimisation of mineral fertiliser use in silage production. The rationale is to increase the utilisation of digestate from the biogas plant and reduce utilisation of raw materials and energy for the production of mineral fertilisers.

Question:

What share of N needs is supplied by mineral fertilizers?

Rating:

Less than 30%

Between 30% and 50%

More than 50%

Sources of information:

Seadi TA, Rutz D, Prassl H, K├Âttner M, Finsterwalder T, Volk S, Janssen R. 2008. Biogas Handbook.