breeding造句
151. By this means we showed that males at Llandrindod tend to start breeding a year younger than females.
152. Dying fry Q I purchased a breeding pair of Convicts two months ago.
153. Behind the scenes at London Zoo, staff have been responsible for some notable breeding achievements among rare and endangered species.
154. They contain mixed fish, including a breeding pair of Golden Orfe.
155. the selective breeding of cattle.
156. the breeding of horses.
157. Pig - breeding not only improves the people's diet; it makes more manure available.
158. The breeding herds annually produce and sell a crop of calves.
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