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The two-line system of hybrid rice seed production based on thermo-sensitive genic male-sterile (TGMS) lines is much more cost-effective, simple and efficient than the three-line system with cytoplasmic male sterility. In this study, we report the introgression of a rice blast resistance gene Pi2 from VE6219 and a bacterial blight (BB) resistance gene Xa23(More)
Combined with integrated management function of three data libraries ((DEM, DOM and DLG) and based on the digital photogrammetry workstation (DPW) such as the JX-4A three-dimensional code data collection, GIS data, AutoCAD data, the three-dimensional model of the city was built. The urban landscape three-dimensional system was developed using VC++ and(More)
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