There is a new Forestry Extension publication out: “Simplifying Southern Pine Thinning with Stand Density Index Pine Thin: A Smartphone Application” that you can access on MSUCares, or by clicking on this LINK. The smartphone application is available from the Apple App Store — Pine Thin is all you need to type in to find it. Check it out; you will find it to be a great new tool in helping you determine when and how much to thin your pine stands. The publication gives the information you need to go along with the smartphone application.