Growing up on a farm, I learned just how stressful harvest time is at an early age. There is a very narrow window during which it is possible to maximize your returns. Go too early, and you risk spoilage. Wait until too late, and you end up leaving money in the field. And that all depends on whether the weather holds. Mistime any of those things, and you have to wait until next spring (and another six-figure seed bill) for another chance to make things right. Despite all that, I can recall mu...