Such reference numbers are to be consolidated at each trading step as material passes up the supply chain in the manner outlined in diagram 1 which also illustrates the suggested practical means of immediate reference number transfer as material is traded, by bag tags, stickers or certificates.
Such reference numbers are to be consolidated at each trading step as material passes up the supply chain in the manner outlined in diagram 1 which also illustrates the suggested practical means of immediate reference number transfer as material is traded, by bag tags, stickers or certificates.