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棉花远缘杂交的三大困难之一是,获得杂种后常常由于育性太差、生长很弱、难以使杂种群体保持和扩大。我们应用F_1植株的枝条,通过扦插克服了这一困难。
One of the three major difficulties in cotton distant hybridization is that it is often difficult to keep and expand the hybrid population due to poor fertility and poor growth after the hybrid is obtained. We applied branches of F_1 plants to overcome this difficulty by cutting.