In several instances cattle have been poisoned by silage from a silo painted inside with lead paint shortly before filling.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
25, and the silo, to hold sufficient silage to feed the year round, enlarged to 18 feet in diameter.
"Economy of the Round Dairy Barn"
Wilber John Fraser
In figuring the cost of materials in the silos for the round and rectangular barns, the capacity needed in each case was determined in the following manner: Allowing 40 pounds of silage per cow per day for 7 winter months and 25 pounds per cow per day for 3 months during the summer, would require for 40 cows 220 tons; then allowing one-eighth for waste would make the silage requirement 248 tons.
"Economy of the Round Dairy Barn"
Wilber John Fraser