The disclosure relates to a method in the practice of animal husbandry which comprises the oral administration to ruminant animals of a benzo[1,3]dioxin derivative. The disclosure also relates to compositions containing such benzo[1,3]dioxin derivatives either in a form suitable for direct feeding to animals, or in the form of a concentrated premix; and to certain of the benzo[1,3]dioxin derivatives used in the method of the invention which are novel compounds.
该披露涉及一种在畜牧业实践中的方法,包括口服给反刍动物苯并[1,3]二噁英衍
生物。该披露还涉及含有这种苯并[1,3]二噁英衍
生物的组合物,无论是以适合直接喂食动物的形式,还是以浓缩
预混剂的形式;以及在发明方法中使用的若干苯并[1,3]二噁英衍
生物,这些衍
生物是新颖的化合物。