Program initiatives such as the GT products, tighter 'pipeline' management by corridor, and large multi-car blocks, together with continuous improvement in asset utilization, have resulted in noticeable reductions in car cycle times across CN's grain business. ###>De plus, les programmes d'exportation du CN ont été conçus pour couvrir une période plus longue afin de lui permettre de profiter au maximum de la rotation efficace des trains céréaliers.