In the 1920s the term cosmic rays was coined by Robert Millikan who made measurements of ionization due to cosmic rays from deep under water to high altitudes and around the globe. Millikan believed that his measurements proved that the primary cosmic rays were gamma rays, i.e., energetic photons.
A proper balance of grass and non-fibrous carbohydrates in the diet should increase intake and maximize milk production. In summary, high quality perennial grasses can fit well in the rations of high producing dairy cows. Figure: Impact of corn grain price on economic return for diets varying in forage to concentrate ratio.
Alfalfa hay, used as a supplement, is the cheapest protein supplement you can buy, even when alfalfa hay is high-priced, he says. But you don't want cows on a straight-alfalfa hay.. One round bale of alfalfa, rolled out for 100 cows every other day, will do the job. Stockmen in some regions have increased their hay production by going to sprinkler systems instead of flood irrigation, which enables them to grow (and keep) good stands of alfalfa.