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红三叶(Trifolium pratense L)是PrinceEdward Island地区的普通荚豆牧草作物。最近根据Winter和Gupta(1987)的方法对加拿大地区生长的红三叶矿物质成分进行调查表明,Ca、Mg、S、Mn、Zn含量是适当的,但P的含量没有达到家畜的推荐需要量。K含量过高,足
Trifolium pratense L is a common pod bean forage crop in Prince Edward Island. A recent survey of red clover mineral constituents in Canada based on the method of Winter and Gupta (1987) showed that Ca, Mg, S, Mn and Zn contents were adequate, but the P content did not reach the livestock recommended level . K content is too high, enough