有机肥部分替代氮肥对豫东冬小麦生长及土壤特性的影响

李青欣, 金秀良, 宋晓, 张珂珂, 郭腾飞, 黄绍敏, 岳克, 丁世杰, 黄明, 李友军

Effects of Partial Replacement of Nitrogen Fertilizer with Organic Fertilizer on Growth of Winter Wheat and Soil Properties in Eastern Henan

Li Qingxin, Jin Xiuliang, Song Xiao, Zhang Keke, Guo Tengfei, Huang Shaomin, Yue Ke, Ding Shijie, Huang Ming, Li Youjun

表4 有机肥部分替代氮肥对豫东冬小麦地上部氮素积累和转运的影响

Table 4 Effects of partial replacement of organic fertilizer for nitrogen fertilizer on the accumulation and translocation of aboveground nitrogen in winter wheat in Eastern Henan

生长季 Growth season	处理 Treatment	花前氮素Pre-anthesis N			花后氮素Post-anthesis N
生长季 Growth season	处理 Treatment	转运量 Translocation amount (kg/hm²)	转运率 Translocation rate (%)	对籽粒贡献率 Contribution rate to grain (%)	积累量 Accumulation amount (kg/hm²)	对籽粒贡献率 Contribution rate to grain (%)
2022-2023	FP	100.47c	66.52a	57.87c	60.60b	34.91a
	MS20	124.29b	66.63a	60.21b	72.36a	35.06a
	MS30	137.73a	66.83a	66.97a	73.68a	35.83a
	MS40	89.31d	53.67b	56.38cd	54.73c	34.55a
	MS50	88.55d	54.06b	58.18c	46.48d	30.54b
2023-2024	FP	95.12b	54.58ab	57.10a	83.33a	46.70ab
	MS20	109.27a	55.76a	55.19b	85.92a	44.02b
	MS30	113.04a	56.07a	58.85a	85.99a	43.21b
	MS40	89.97c	53.22ab	45.86d	85.70a	48.78a
	MS50	80.15c	55.48ab	50.99c	77.03b	49.01a