Table 2.

Statistics of leaf content (mg g⁻¹) and ratio for Haloxylon ammodendron.

Leaf chlorophyll	Min	Max	Mean	SD	SE	CV
Chl a	2.24	7.02	4.78	1.24	0.23	0.26
Chl b	0.40	2.19	1.21	0.37	0.07	0.30
Chl a+b	2.64	8.47	5.99	1.47	0.27	0.25
Chl a/b	2.25	5.65	4.15	0.83	0.15	0.20

Min, minimum; Max, maximum; SD, standard deviation; SE, standard error; CV, coefficient of variation.