杂种一代优势利用是近代一般育种工作的重要方法之一。两个遗传性不同的品种或自交系,通过有性杂交所得到的后代,尤其是第一代,常比他们的双亲具有更强的生长势、适应性、抗逆性和生产能力,这种现象称为“杂种优势”。生产上利用杂一代优势,可以显著地增产和提高质量。茄子的开花习性与自然杂交,在某些情 The heterosis utilization of the hybrid generation is one of the important methods of general breeding in modern times. The offspring, especially the first generation, of two hereditary varieties or inbreds that have been sexually crossed, often have stronger growth vigor, adaptability, resistance and productivity than their parents. The phenomenon is called “heterosis.” The use of generational advantages in production can significantly increase production and improve quality. Eggplant flowering habits and natural hybrid, in some situations