Roughages are a good, and cheap, source of essential nutrients for dairy cows. One possible way to increase roughage consumption is to add some ground corn to grass silage at ensiling or to feed concentrates on top.

The purpose of these sections is to keep you informed on what your agricultural experiment station is doing as well as to give you the results of research. This month's report sections feature research in "farm buildings and equipment" and "ornamental horticulture and fruits."

More Americans are living to 65 years of age or older. This means we must learn how to keep happy and healthy as we grow old. The food we eat is important. Over 1,000 Iowa women are helping us learn about the food commonly eaten by older people. Here's what we found so far.