一、什么叫人工杂交和杂交育种人工杂交:是指某一品种的花,用不同品种(或不同属)的花来进行人工授粉的过程。杂交育种:人工杂交获得的种子播种后生长的植株叫杂种,也叫杂种实生苗。从杂种实生苗中选择优良单株,进行培育,以获得新品种,这就叫杂交育种。二、杂交亲本的选择在进行杂交之前,首先要确定选用那几个品种(属)之间杂交,选定的品种就叫亲本。亲本中包括母本和父本。如“国光×元 First, what is the artificial hybridization and cross breeding artificial hybridization: refers to a variety of flowers, with different varieties (or different genus) flowers to artificial pollination process. Hybrid breeding: Artificial hybrid seed obtained after sowing plants called hybrids, also known as hybrid seedlings. Select hybrid seedlings from the fine single plant, for breeding, to obtain new varieties, which is called hybrid breeding. Second, the choice of hybrid parent Before crossing, we must first determine the selection of those varieties (genus) hybridization, the selected species is called the parent. Parents include both mother and father. Such as "State × ×