DETERMINATION OF QUANTITY OF BIOGAS FROM SEWAGE SLUDGE

Influence of microirrigation and organic fertilization on the growth of Scots pine (Pinus sylvestris L.) seedlings and the occurrence of soil mites in a post-arable land of two different sylvan-natural regions

Preliminary study on the influence of organic fertilization and mulching on the growth of one-year old Scots pine (Pinus sylvestris L.) seedlings and occurrence of soil mites under micro-sprinkler irrigation in two differ-ent sylvan-natural regions of Poland

THE CONCEPT OF ALTERATION AND MANAGEMENT OF SEWAGE SLUDGE AT THE SEWAGE TREATMENT PLANT IN SZAMOTUŁY