Comparative Analyses of Physiological Responses of Cynodon dactylon Accessions from Southwest China to Sulfur Dioxide Toxicity

Table 1

Geographical origin of 38 wild C. dactylon accessions used in this study.

Order	Accession number	Origin	Habitat	Altitude (m)	Mean annual temperature (°C)
1	SC1102	Pixian, Sichuan	Roadside	560	18.5
2	SC1105	Longquan, Sichuan	Hillside	750	16.5
3	SC1106	Shuangliu, Sichuan	Riverside	510	16.3
4	SC1109	Guangyuan, Sichuan	Roadside	490	16.1
5	SC1115	Zitong, Sichuan	Roadside	610	16.5
6	SC1119	Guanghan, Sichuan	Riverside	420	16.3
7	SC1201	Leshan, Sichuan	Floodland	420	17.4
8	SC1203	Wuhou, Sichuan	City park	540	16.7
9	SC1208	Luxian, Sichuan	Riverside	380	17.8
10	SC1209	Nanchong, Sichuan	Hillside	520	17.4
11	SC1211	Guang’an, Sichuan	Roadside	450	17.1
12	SC1213	Panzhihua, Sichuan	Roadside	1150	20.3
13	SC1217	Meishan, Sichuan	Fieldridge	460	17.1
14	CQ1101	Jiangjin, Chongqing	Roadside	590	18.4
15	CQ1102	Yongchuan, Chongqing	Floodland	340	18.2
16	CQ1107	Bishan, Chongqing	Roadside	530	18.3
17	CQ1108	Jiangbei, Chongqing	Roadside	440	17.5
18	CQ1109	Dianjiang, Chongqing	Fieldridge	420	17.0
19	CQ1112	Liangping, Chongqing	Roadside	520	16.6
20	CQ1116	Wanzhou, Chongqing	Riverside	180	17.7
21	YN1102	Kunming, Yunnan	City park	1910	15.0
22	YN1105	Chuxiong, Yunnan	Roadside	1790	15.8
23	YN1106	Dali, Yunnan	Roadside	1980	15.1
24	YN1107	Lijiang, Yunnan	Riverside	2360	15.8
25	YN1110	Baoshan, Yunnan	Wasteland	2410	16.0
26	YN1201	Yuxi, Yunnan	Roadside	1890	18.2
27	YN1205	Pu’er, Yunnan	Roadside	1750	17.7
28	YN1208	Xishuangbanna, Yunnan	Roadside	890	21.0
29	GZ1103	Guiyang, Guizhou	Riverside	970	15.3
30	GZ1104	Anshun, Guizhou	Roadside	860	14.0
31	GZ1106	Liupanshui, Guizhou	Fieldridge	1810	13.5
32	GZ1109	Zunyi, Guizhou	Roadside	960	15.1
33	GZ1110	Qianlan, Guizhou	Hillside	1050	16.1
34	XZ1205	Lhasa, Tibet	Roadside	3120	7.5
35	XZ1206	Nyingchi, Tibet	Roadside	3430	8.7
36	XZ1208	Bomi, Tibet	Riverside	2680	8.7
37	XZ1209	Baxoi, Tibet	Roadside	3250	10.4
38	XZ1213	Chamdo, Tibet	Floodland	3170	7.6