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Methods for producing apomictic plants

2020-02-18 来源:汇智旅游网
专利内容由知识产权出版社提供

专利名称:Methods for producing apomictic plants发明人:JOHN G. CARMAN申请号:AU5445901申请日:20010717公开号:AU770347B2公开日:20040219

摘要:Methods are provided for producing apomictic plants from sexual plantsdivergent with respect to responses to different photoperiods and schedules ofmegaspore and gametophyte development. A preferred system is to identify divergentlines from within a species or closely related group of species, accentuate the divergenceby breeding where necessary, and produce artificial amphiploids that contain genomesfrom the apposing divergent lines. Apomixis results from the asynchronous expression offemale developmental programs induced by combining the reproductively divergentlines. The procedures for manipulating the expression of apomixis described hereinpermit the development of true-breeding hybrids of various cultivated crops.

申请人:UTAH STATE UNIVERSITY

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