WINNIPEG - Canwest specialty channels and baby skincare expert Johnsons are embarking on an “unprecedented” partnership that will give Johnsons year-round television exposure, more than doubling their level of TV-based advertising in 2007 says Canwest.The agreement involves two of Canwest’s specialty television stations, Slice and Discovery Health Channel, and will initiate new segments on “The Mom Show,” a lifestyle series on motherhood, beginning this fall. The deal also includes a traditional ad buy on HGTV, Food Network, Discovery Health and Slice.“Parents have trusted Johnsons for more than 100 years,” said Nancy Murphy, Sr. brand manager, Johnsons. “We chose to partner...