1.   Besides the pulp, the compost includes cattle manure, weeds, sugar cane bagasse, dolomite and milled granite, most of which are produced at the farm.

2.   A strain of E. coli is commonly found in cattle manure.

3.   E. coli can be spread through contaminated food or drinking water, contact with cattle manure or through person-to-person contact.

4.   E. coli is spread most frequently from cattle manure that can get into meat during butchering or onto fruits or vegetables in the field.

5.   Flooding that washed cattle manure into malfunctioning wells is blamed for the Walkerton contamination.

6.   Flooding that washed cattle manure into town wells is considered the source of the bacteria.

7.   Heavy rains in late August could have driven E. coli contaminated cattle manure into the well, Novello said.

8.   The productivity of soil mainly depends on the organic matters status of soil.Organic matter is generally added or used in the form of cattle manure or compost in agriculture.