Open Access

Table 1.

Composition (mass based) of investigated fertilizer mixtures.

Component B1 B2 B3 B4 B5 B6 B7
Ash 70 65 50 50 45 30 25
Postferment 25 25 25 45 45 45 70
Urea 5 5 5 5 5 5 5
Sulfur 0 5 5 0 5 5 0
Phosphorite 0 0 15 0 0 15 0

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