Table 4.

Zn concentrations in shoot and root of rice under different water regimes and Zn source treatments

Genotype	Zn treatment	Shoot Zn concentration (mg/kg)		Root Zn concentration (mg/kg)
		CF	AWD	CF	AWD
Nipponbare	Control	50.2b	54.6b	86.9c	90.7c
	ZnSO4	60.7a	63.6a	130.6a	143.9a
	Zn-EDTA	59.6a	61.3a	119.5b	117.7b
	Mean	56.9B	59.8B	112.3A	117.5B
Jiaxing27	Control	62.0b	65.3b	96.2c	102.1b
	ZnSO4	68.7a	72.6a	144.5a	153.5a
	Zn-EDTA	66.2ab	71.5a	130.0b	149.9a
	Mean	65.6A	69.8A	123.6A	135.1A

Within a column, means followed by different letters are significantly different at P<0.05 according to Duncan’s multiple range test. Lower-case and upper-case letters indicate comparisons among three Zn treatments and between two genotypes, respectively