Here are three stocks with buy ranks and strong growth characteristics for investors to consider today October 21st:BRF (BRFS) : This Brazil-based food company focused on the production and sale of poultry, pork, beef cuts, milk, dairy products, and processed food products, carries a Zacks Rank #1 (Strong Buy), and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 30.6% over the last 60 days.BRF has a PEG ratio of 0.25 compared with 2.13 for the industry. The company posses ...