常见例句Harlan J.R.,and Dewet J.M.J.,1969,Sources of viration in Cynodon(L.)Pers.,Crop Science,36:774-748 郭海林,刘建秀,郭爱桂,刘学诗,2002,中国狗牙根染色体数变异研究初报,草地学报,10(1):69-73 返回 Dewet