GoodLifeStudio/E+ via Getty Images Nutrien Ltd. (NYSE:NTR) is one of the largest and most diversified farm fertilizer manufactures in the world. The good news for investors is share pricing is back to 2018 levels (when its merger was completed and public trading began, before the pandemic), despite a much-improved balance sheet after years of strong operating profitability. In essence, the company is better positioned for the future than six years ago, both from a financial backstop and steady-growth vi ...