In this schedule— “agriculture” means the growing of all types of commercial food crops, including for stock-rearing purposes and related expressions are to be construed accordingly, “conventionally treated sewage sludge” means sewage sludge which— 126 Certified copy from legislation.gov.uk Publishing (a) has been treated in a process which has been demonstrated to be capable of achieving at least a 99% reduction (a 2 log reduction) in pathogens, and 10 (b) contains no more than 100, 000 Escherichia coli per gram dry solids, “enhanced treated sewage sludge” means sewage sludge which— (a) has been treated in a process which has been demonstrated to be capable of reduction) in pathogens, achieving at least a 99.9999% reduction (a 6 log 10 (b) contains no more than 1000 Escherichia coli per gram dry solids, and (c) is free from Salmonella, “plant” means living...