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《Pratacultural Science》 2007-01
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Introduction and screening of alfalfa in central subtropical region of Fujian

LUO Xu-hui,LI Chun-yan,YING Zhao-yang,LIN Yong-sheng(Institute of Agricultural Ecology,Fujian Academy of Agricultural Sciences,Fujian Engineering and Technology Research Center for Hilly Prataculture,Fuzhou 350013,China)  
With the aim to select the suitable varieties of alfalfa to the southern China,22 alfalfa varieties were introduced and screened in the central subtropical region of Fujian.Their adaptabilities,productivities and nutrition value were tested and evaluated.The results showed that all of the tested varieties grew normally and seemed to adapt to the soil,the hot and seasonal-dry climate in summer on the trial site.The summer survivals of the tested varieties ranged from 57.9% to 74.4%,the winter survivals more than 95%,annual hay yields from 8.73 t/hm~2 to 12.37 t/hm~2,the crude protein(CP) contents and neutral detergent solution contents(NDSC) on flowering stage were 26.1%~33.4% and 61.9%~73.4% respectively.6 varieties(Alfking,Hunter River,Durangao,CW787,Amerileaf 721,Arriba) were selected as a group of potential accessions with high quality and quantity in this site by comprehensive comparison,especially,Alfking was on the top of this list,with annual crude yield of 3.256 t/hm~2.
【Fund】: 福建省重点科技项目(2005N029 2005N050)
【CateGory Index】: S541.9
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