Cotton Science

Figure/Table detail

Effects of N-life on the physiological characteristics, nitrogen use efficiency, lint yield, and fiber quality of cotton

MaXinyu, ZhuYueyi, ShiYiqi, ZhuShuijin, ZhaoTianlun

Cotton Science, 2023, 35(5): 398-411. DOI: 10.11963/cs20230029

年份 Year	处理 Treatment		编号 Number	减氮率 Nitrogen reduction rate/%	667 m²纯氮用量 Pure nitrogen application level per 667 m²/kg	667 m²尿素用量 Urea application level per 667 m²/kg	667 m² N-life用量 N-life application level per 667 m²/kg
2021	A1	B1	T0	0	19.0	23.5	1.5
		B2	T1	10	17.1	19.4	1.5
		B3	T2	20	15.2	15.2	1.5
	A2	B1	CK0	0	19.0	25.0	0
		B2	CK1	10	17.1	20.9	0
		B3	CK2	20	15.2	16.7	0
2022	A1	B1	T0	0	19.0	23.5	1.5
		B2	T1	10	17.1	19.4	1.5
		B3	T2	20	15.2	15.2	1.5
		B4	T3	30	13.3	11.1	1.5
	A2	B1	CK0	0	19.0	25.0	0
		B2	CK1	10	17.1	20.9	0
		B3	CK2	20	15.2	16.7	0
		B4	CK3	30	13.3	12.6	0

Table 2 Application levels of nitrogen and N-life in different treatments

Other figure/table from this article

Fig. 1 Effects of N-life on SOD, POD, and CAT activity of cotton leaves at different developmental stagesS1, S2, and S3 represent the seedling stage, flowering and boll stage, and boll opening stage, respectively. * represents significant difference (P < 0.05); ** represents extremely significant difference (P < 0.01).
Table 8 Effects of N-life on cotton fiber quality index
Table 1 The original soil-fertility in the experimental field
Table 3 Treatments of the pot experiment in greenhouse
Fig. 2 Effects of N-life on MDA content and NR activity of cotton leaves at different developmental stagesS1, S2, and S3 represent the seedling stage, flowering and boll stage, and boll opening stage, respectively. * represents significant difference (P < 0.05); ** represents extremely significant difference (P < 0.01).
Table 4 Effects of N-life on photosynthetic indicators of cotton leaves at different growth stages
Table 5 Effects of N-life on the nitrogen use efficiency of cotton
Table 6 Effects of N-life on cotton agronomic traits
Table 7 Effects of N-life on cotton yield traits