The ecological adaptability evaluation of Bermudagrass germplasm in western Chongqing

The ecological adaptability of seven bermudagrass germplasm was analyzed in Rongchang by scoring and observation of morphological indexes such as leaf length and leaf width. The seven accessions at growth period showed different ecological adaptability in the west of Chongqing. The result indicated that TIFWAY and SAU9936 were significantly surpass other five accessions, SAU02014, SAU02011, and SAU9928 had no remarkable difference, but they obviously surpass Nanjing and SAU9926. The synthesis evaluation score was: TIFWAY SAU9936 SAU02014 SAU02011 SAU9928 Nanjing SAU9926. Seven accessions could complete the entire life history under the natural ecological environment in west Chongqing. TIFWAY and SAU9936 had the strongest adaptability, followed by SAU02014, SAU02011，SAU9928 and Nanjing; SAU9926 were the poorest.