论文部分内容阅读
烟草花叶病毒(TMV)是世界性的番茄主要病害之一,它在我国南北各地均有发生,而且日趋严重。近年来,西安市矮秧番茄的花叶病毒病,在近郊一些田块的病株率常达100%。对该病目前尚无有效的药剂进行防治,因此,选育抗TMV的番茄品种和杂种一代,已成为当前番茄生产上迫切需要解决的问题之一。 国外在四十年代通过远缘杂交,开展了番茄抗TMV的育种工作。到六十年代先后选育出不少抗TMV的品种和一代杂种,并应用于生产,从而在番茄抗TMV育种
Tobacco mosaic virus (TMV) is one of the major diseases of tomato in the world. It has occurred in all parts of our country and has become increasingly serious. In recent years, Xi’an Mosaic disease of tomato seedlings, in some suburbs of the suburbs often up to 100% of diseased plants. Therefore, breeding tomato and anti-TMV hybrids has become one of the most urgent problems to be solved in tomato production. Overseas in the forties by distant hybridization, carried out a tomato anti-TMV breeding work. To the sixties have bred a lot of anti-TMV varieties and first-generation hybrids, and applied to the production, so that the anti-TMV tomato breeding