Our industry today: Results of a Nationwide Survey to Determine Feedstuffs Fed to Lactating Dairy Cows

摘要

A nationwide survey to determine feedstuffs used in the diets of dairy cows was conducted. This survey was mailed to dairy nutritionists at universities in each state to describe the use of 144 feedstuffs. Twenty-eight states responded and were grouped by Region as follows: Northeast (Maine, Maryland, New Hampshire, New York, Ohio, Vermont, and West Vir- Ginia), Northwest (Idaho, Oregon, and Washington), Midwest (Iowa, Illinois, Michigan, Minnesota, Mis- Souri, Nebraska, North Dakota, South Dakota, and Wisconsin), Southeast (Florida, Georgia, Kentucky, South Carolina, Tennessee, and Virginia), and South- West (Arizona, Oklahoma, and Texas).