Table 2. Effects of different treatments on nitrogen translocation after anthesis from vegetative organs to grain.

Treatments		Translation of nitrogen from vegetative organs to grain after anthesis									Nitrogen accumulation after anthesis
		Leaf			Stem and sheath			Spike axis and grain husk			NAFA kg/ha	CP %
		NTA kg/ha	TE %	CP %	NTA kg/ha	TE %	CP %	NTA kg/ha	TE %	CP %
2016	N1	64.0c	77.6b	34.9a	59.5c	57.4b	32.4a	14.0b	47.8b	7.7b	45.9a	25.0a
	N2	71.2b	80.7a	35.6a	66.1b	62.6a	33.0a	14.8a	49.3b	7.4b	48.0a	24.0a
	N3	76.6a	84.1a	36.6a	71.1a	66.7a	34.0a	15.3a	56.3a	7.3b	46.2a	22.1b
	N4	68.6b	83.3a	35.4a	67.0b	66.6a	34.6a	15.7a	56.9a	8.1a	42.4b	21.9b
	N5	57.4d	81.9a	34.6a	59.3c	63.7a	35.7a	14.1b	56.6a	8.5a	35.1c	21.2b
2017	N1	62.7c	74.4b	37.7a	50.1c	52.6c	30.1a	9.8c	31.9c	5.9c	43.8b	26.3a
	N2	72.2a	79.2a	38.6a	57.8b	58.8b	30.9a	10.1c	35.3c	5.4c	47.0a	25.1a
	N3	74.8a	82.3a	38.2a	62.9a	66.0a	32.2a	11.0b	42.7b	5.6c	46.9a	24.0b
	N4	68.0b	81.4a	37.9a	58.4b	65.4a	32.5a	12.0a	45.6a	6.7b	41.2c	22.9b
	N5	58.8d	80.3a	37.2a	52.8c	63.9a	33.5a	11.9a	46.3a	7.5a	34.4d	21.8b

Notes.

NTA

nitrogen translocation amount

TE

translocation efficiency

CP

contribution proportion

NAFA

nitrogen accumulation amount after anthesis

*, ** significant at the 0.05 and 0.01 probability levels, respectively ns, no significant. Each data point represents the average of the measured data.