GAYS MILLS – It’s easy to imagine that all conservation-minded landowners come fully equipped with encyclopedic knowledge about how to protect and improve their land—and about everything that lives there, right down to the name of every warbler that crosses the property each spring. However, Beth and Niels Jensen of Gays Mills are an example of something perhaps more typical: the steep learning curve that comes with understanding a piece of land and what it needs for preservation and renewal.