近两年来,我们在开展群众性蔬菜引种试验的同时,初步进行了瓜类、茄果类蔬菜的杂交育种,其中蕃瓜一代杂种优势的利用已见效果。一、亲本选择与杂交方法:用两个具有不同优良特性的品种进行杂交,可以把双亲的优良特性结合起来,并产生强大的杂种优势(即后代生活力强,产量较高)。根据这 In the past two years, we carried out the mass introduction test of vegetables at the same time, initially carried out the hybrid breeding of melons, solanaceous vegetables, among them the utilization of the hybrid melon generation has been effective. First, the choice of parents and methods of hybridization: Two varieties with different excellent characteristics of hybrids, parents can combine the excellent characteristics and produce powerful heterosis (that is, future generations of high viability, high yield). According to this