3. Determination of Mode of Reproduction 品植物授粉方式的确定 ) Study the floral structure研究花器结构 2) Artificial selfing人工自交 3) Genetic testing of rate of out-crossing异交率测定 Rate=(F1显性性状植株数/F1总植株数)×100% 4) Division of reproduction modes based on the rate of out- crossing不同繁殖方式的异交率3. Determination of Mode of Reproduction 品植物授粉方式的确定 1) Study the floral structure 研究花器结构 2) Artificial selfing 人工自交 3) Genetic testing of rate of out-crossing 异交率测定 Rate = （F1显性性状植株数/F1总植株数）× 100% 4）Division of reproduction modes based on the rate of out￾crossing 不同繁殖方式的异交率