丛枝菌根真菌与氮添加对不同根形态基因型水稻氮吸收的影响

马炬峰, 辛敏, 徐陈超, 祝琬莹, 毛传澡, 陈欣, 程磊

Effects of arbuscular mycorrhizal fungi and nitrogen addition on nitrogen uptake of rice genotypes with different root morphologies

MA Ju-Feng, XIN Min, XU Chen-Chao, ZHU Wan-Ying, MAO Chuan-Zao, CHEN Xin, CHENG Lei

表1 不同氮养分条件下不同基因型水稻菌根侵染率(平均值±标准误, n = 5)

Table 1 Mycorrhizal colonization rate of rice with different genotypes under different nitrogen nutrient conditions (mean ± SE, n = 5)

氮处理 Nitrogen treatment	AMF处理 AMF treatment	菌根侵染率 Mycorrhizal colonization rate (%)
氮处理 Nitrogen treatment	AMF处理 AMF treatment	Kas	rhl1	iaa11	arl1
低氮 Low nitrogen	Non-AMF	0	0	0	0
低氮 Low nitrogen	AMF	40 ± 4^b	50 ± 2^ab	62 ± 4^a	43 ± 1^b
高氮 High nitrogen	Non-AMF	0	0	0	0
高氮 High nitrogen	AMF	45 ± 3^ab	49 ± 3^ab	55 ± 4^a	40 ± 3^b