Research Article

Nursery Growing Media: Agronomic and Environmental Quality Assessment of Sewage Sludge-Based Compost

Table 8

Raw materials used for the production of the tested growing media and their transport distance from the production areas to the firm.

MaterialsTransport distance (km)

Urban sewage sludge130
Green wastes40
Peat2500
Pumice600
Almond shell150
Pozzolana100
Sewage sludge compost0