围绕杂优利用 ,简要介绍了黄瓜性系概况 ;着重阐述了 5种性系的选育方法、配组方式、杂优利用成果和特点 ;指出了性系杂优利用的关键技术。 Based on the utilization of heterosis, the general situation of cucumber sexual lines was briefly introduced. The breeding methods, matching methods, utilization and characteristics of heterosis were mainly described. The key technologies of heterosis utilization were pointed out.