"Be it enacted, &c., That from and after the first day of June, A.D. 1869, it shall not be lawful to land, keep, or slaughter any cattle, beeves, calves, sheep, swine, or other animals, or to have, keep, or establish any stock-landing, yards, pens, slaughterhouses, or abattoirs at any point or place within the city of New Orleans, or the parishes of Orleans, Jefferson, and St. Bernard, or at any po" . . . . . .