West Fraser announced it will introduce variable operating schedules at five of its British Columbia sawmills that will result in an estimated decrease of production in the range of 15-25% of current B.C. lumber production.  The operating schedules at these sawmills will vary and be adjusted from time to time depending on then market conditions. The potential effect of the revised operating schedules could be an aggregate reduction by up to an estimated 100 million board feet through to the end of the year.  West Fraser also announced that it would curtail ...