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降低奶牛磷排放的营养调控措施

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摘要 目前畜禽废弃物中磷的流失量已大于化肥,约为化肥流失量的132%。过多的磷流入水体,可能会引起水体富营养化,造成严重的环境污染。在目前奶牛的饲养实践中磷的供给是过量的,而且磷需要量本身还可减少,因此,如何通过调控措施来降低家畜粪磷的排放,已成为家畜生产研究的热点。本文从营养调控角度系统综述了奶牛粪尿中磷排放的调控方法,从而使奶牛最大限度的减少磷的排出,降低对环境的污染。
出处 《中国畜牧杂志》 CAS 北大核心 2008年第6期59-61,共3页 Chinese Journal of Animal Science
基金 国家科技支撑计划(2006BAD04A10) 河北省重大科技创新项目(07227146Z) 公益性行业(农业)科研专项经费资助(nyhyzx07-036-04)
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