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The impact of litter and above-ground vegetation layers on species richness and abundance of emergen
[会议论文] 作者：H.H.M.Lee,R.Marrs,E.J.Lee,
来源：第四届国际种子生态学大会(The 4th International Society for Seed Science 年份：2013
Introduction In riparian vegetation the above-ground vegetation is mostly dominated by perennial plants and it is often subject to various forms of disturbance that varies in intensity and frequency:...
[会议论文] 作者：J.Y.Song,E.J.Choi,E.J.Kim,Y.Oh,Y.K.Shin,E.J.Lee,K.M.Jeong,
来源：2013国际猪繁殖与呼吸综合征学术研讨会 年份：2013
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[会议论文] 作者：J.Y.Song,E.J.Choi,E.J.Kim,Y.Oh,Y.K.Shin,E.J.Lee,K.M.Jeong,
来源：2013国际猪繁殖与呼吸综合征学术研讨会 年份：2013
Porcine reproductive and respiratory syndrome (PRRS) is considered as an economically important swine disease because this disease causes serious reproductive failure and respiratory problem leading t...
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