Slurry
A liquid mixture of livestock urine and faeces, with or without some water and or bedding material.
Residue
Any organic product generated during the production, processing or consumption of crops, ranging from roots, stubbles, straw and leaves, to industrial and urban ‘wastes’.
Phosphorous (P)
P2O5 P x 2.29 = P2O5
Organic fertilizers
Livestock manures, digestates, green manures, compost, sewage sludge, (agro)industrial organic waste.
Nutrient recovery
Fraction of plant-available nutrients from fertilizers and manures taken up by the crop in harvestable fraction(s) and above ground residues, usually excluding roots and stubbles.
Nitrogen (N)
NO3 N x 4.43 = NO3 NH4 N x 1,29 = NH4
Manure
Livestock excrements, as such or including bedding material.
Magnesium (Mg)
MgO Mg x 1.66 = MgO
Livestock Unit (L(S)U)
A reference unit which facilitates the aggregation of livestock from various species and age as per convention, via the use of specific coefficients established initially on the basis of the nutritional or feed requirement of each type of animal (see table below for an overview of the most commonly used coefficients). The reference unit used [...]
Potash (K)
K2O K x 1,20 = K2O