不同粒色小麦籽粒铁锌含量和生物有效性及其对氮磷肥的响应

黄鑫,李耀光,孙婉,侯俊峰,马英,张剑,马冬云,王晨阳,郭天财

Variation of Grain Iron and Zinc Contents and Their Bioavailability of Wheat Cultivars with Different-colored Grains under Combined Nitrogen and Phosphorus Fertilization

Xin HUANG,Yao-Guang LI,Wan SUN,Jun-Feng HOU,Ying MA,Jian ZHANG,Dong-Yun MA,Chen-Yang WANG,Tian-Cai GUO

表4 氮磷肥配施对籽粒铁锌含量及积累量的影响

Table 4 Effect of combined nitrogen and phosphorus fertilization on Fe and Zn contents, and accumulative amount in grain

年份 Year	处理 Treatment	铁含量 Fe content (mg kg^-1)	锌含量 Zn content (mg kg^-1)	铁积累量 Fe accumulation (g hm^-2)	锌积累量 Zn accumulation (g hm^-2)
2013-2014	N1P1	42.5 b	33.4 bc	282.4 c	222.0 bc
	N2P1	60.1 a	39.2 a	454.2 a	296.1 a
	N1P2	56.3 a	30.7 d	371.9 b	203.0 c
	N2P2	61.2 a	35.5 b	425.9 ab	246.4 b
2014-2015	N1P1	39.3 b	31.9 b	219.0 c	177.2 b
	N2P1	54.5 a	40.5 a	388.9 a	287.2 a
	N1P2	46.5 ab	30.3 b	289.4 bc	187.9 b
	N2P2	51.5 a	40.5 a	341.1 ab	264.0 a
2年平均	N1P1	40.9 c	32.7 b	250.0 c	199.6 c
Average	N2P1	57.3 a	39.9 a	421.6 a	291.7 a
of two years	N1P2	51.4 b	30.5 b	330.7 b	195.5 c
	N2P2	56.4 ab	38.0 a	383.5 a	255.2 b