Chapter7 Hybrid sterility(杂种不 育性) 一、种间杂交与生殖隔离reproductive isolation in the cross of species 二、种间杂交不亲和性interspecific incompatibility Biology of plant reproduction Biology of plant reproduction 1 Chapter 7 Hybrid sterility(杂种不 育性) 一、 种间杂交与生殖隔离 reproductive isolation in the cross of species 二、种间杂交不亲和性 interspecific incompatibility