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.
A dairy cow's diet is often different from a beef cow's, as is a calf, a backgrounding steer's and a finisher steer's would be. Dairy cows can eat up to 3 to 5% of their body weight in dry matter, and beef cows can eat up to 2 to 3% of their body weight in dry matter (more if they're lactating).here are over 900 breeds of cattle in the world.   920 it is ture i looked it up There are 5 types, I believe: Beef Dairy Dual (beef and dairy; beef and draft; draft and â¦ dairy) Sport (fighting and rodeo) Draft.