Journal of Nuclear Agricultural Sciences

Effects of Novel Nitrogen Fertilizer on Yield and Economic Profits of Wheat-Intercropped Pepper

JIANG Qiannan, SUI Fuqing, ZHOU Jiankang, YUE Yanjun, ZHANG Zhiyang, YE Youliang, ZHAO Peng, YUAN Tianyou

Journal of Nuclear Agricultural Sciences, 2025, 39(11): 2549-2558. DOI: 10.11869/j.issn.1000-8551.2025.11.2549

处理 Treatment	氮肥贡献率 Nitrogen fertilizer contribution rate/%	氮肥农学效率 Agronomic efficiency of N/（kg·kg^-1）	氮素利用率 Nitrogen use efficiency/%	氮肥偏生产力 Partial factor productivity of N/（kg·kg^-1）
CK	-	-	-	-
CU	57.8b	17.3b	19.2c	30.0c
CLU	63.7b	22.2b	26.7b	34.8b
SU	70.6a	30.4a	31.5b	43.1a
CTU	72.2a	32.9a	40.8a	45.6a

Table 2 Effects of novel nitrogen fertilizers on nitrogen absorption and utilization in wheat-intercropped pepper

Other figure/table from this article

Fig.1 Average temperature and rainfall distribution of Linying County， Luohe City， Henan Province， from May to September 2023
Table 1 Experimental treatment and fertilizer dosage
Fig.2 Effects of novel nitrogen fertilizers on the growth of wheat-intercropped pepper
Note： Different lowercase letters indicate significant difference at 0.05 level among different treatments. The same as following.
Fig.3 Effects of novel nitrogen fertilizer on the yield of wheat-intercropped pepper
Fig.4 Effects of novel nitrogen fertilizer on chlorophyll content of wheat-intercropped pepper
Note： A： Seedling stage. B： Vegetative growth stage. C： Flowering and fruit-setting stage. D： Ripening stage.
Fig.5 Effects of novel nitrogen fertilizer on nitrogen， phosphorus， and potassium contents and accumulations in wheat-intercropped pepper
Note： SS： Seedling stage. VGS： Vegetative growth stage. FFS： Flowering and fruit-setting stage. RS： Ripening stage.
Table 3 Effects of novel nitrogen fertilizer treatments in pepper fruits
Table 4 Effects of novel nitrogen fertilizer treatments on the economic profits of peppers