For the farmer who takes care to keep them cool, providing them with high-energy feed, and milking them regularly, Holstein cows are producing an average of 2,275 gallons of milk each per year.
对于那些照顾它们保持凉爽，给它们提供高能量饲料和定期挤奶的农场主来说，荷尔斯坦奶牛平均每年能产2275加仑的牛奶。
Without pollinators there'd be no raspberries, blueberries, or even milk on your cereal (cows feed on bee-pollinated alfalfa and clover). No coffee or chocolate.
缺少传粉者，树莓、蓝莓甚至是牛奶都将成为历史（奶牛以需要蜜蜂授粉的苜蓿和花草为食）。
Without pollinators there'd be no raspberries, blueberries, or even milk on your cereal (cows feed on bee-pollinated alfalfa and clover).
缺少传粉者，树莓、蓝莓甚至是牛奶都将成为历史(奶牛以需要蜜蜂授粉的苜蓿和花草为食)。
In New Zealand and Australia, cows feed on the fields so the milk they produce changes depending on the diet which varies by the grass that grows by season.
在新西兰和澳大利亚，奶牛是露天放养的，这样它们产的牛奶就会随着根据季节而生长的草而构成的多样化的日常饮食而改变。
It was concluded that the two kinds of high energy feed could increase milk yield and relieve the heat stress of the cows in a certain degree.
说明这两种高能饲料能够提高产奶量，对缓解奶牛的热应激有一定作用。
It was concluded that the two kinds of high energy feed could increase milk yield and relieve the heat stress of the cows in a certain degree.
说明这两种高能饲料能够提高产奶量，对缓解奶牛的热应激有一定作用。
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