Grazing animals get their nutrition from forage—grasses or legumes that can be harvested and stored or can serve directly as pasture.  For raising livestock, the ideal situation is to have all their nutritional needs—calories, vitamins, and minerals—met by the forage crop.  In southwestern Oregon, for example, selenium concentration is low, so farmers need to supplement Read More

When you hear the words “rainfall shelter,” it’s likely you think of a gazebo in the park or a shack at the corner bus stop.  If you’re an agricultural scientist, you have a different idea.  You can learn about that different idea in an article in the 2003 edition of the Encyclopedia of Water Science. Read More

No matter what kind of measurements you’re going to make, a detailed procedure helps the process go smoothly. A procedure is even more important when your measurements require resources to be allocated and people to cooperate, as when the NOAA scheduled the 2010 Fall Small Pelagic/Acoustic Survey for their ship Pisces. Among their goals: “Sample Read More