7Chen Haiyan,Chen Yuanming. Study on mathematical models of egg production curve in Jinyun Ducks[J]. Far East Journal of Applied Mathematics, 2008,32( 1 ) : 127-132.
8Chen Haiyan.Path Analysis of the Correlations between Blood and Egg-Laying Traits in Jinyun Ducks [J]. J P Journal of Biostatistics, 2008,2( 1 ) : 37-44.
9Chen Haiyan, Ye Weicheng. Canonical correlation analysis of laying and blood traits for Jinyun Ducks[J].J P Journal of Biostatistics, 2008,2(2): 147-153.
