Table 4: Alternatives for soil pH control.

System parameterScenario
LimeAshSludge

Input mass of pH amendment (kg ha−1 rotation−1)100030007000
Input emergy of pH amendment (sej ha−1 rotation−1)1,68E162,84E166,40E16
UEV of the obtained product (sej J−1) 9,02E029,56E021,12E03
EYR2,542,341,95
ELR0,650,751,05
EIR0,650,751,05

Based on organic matter content = (3,0E6 g ha−1) * (0,3363 g MO g−1) * (5,4 kcal g−1) * (4186 J kcal−1) * (1,2E5 sej J−1 [6] = 9,45E11 sej kg−1. Ash composition by [28].
Based on organic matter content = (7,7E6 g ha−1) * (0,29584 g MO g−1) * (5,4 kcal g−1) * (4186 J kcal−1) * (1,2E5 sej J−1 [6] = 8,31E11 sej kg−1. Sludge composition by [29].