基因型和环境对小麦产量、品质和氮素效率的影响

金欣欣,姚艳荣,贾秀领,姚海坡,申海平,崔永增,李谦

Effects of genotype and environment on wheat yield, quality, and nitrogen use efficiency

Xin-Xin JIN,Yan-Rong YAO,Xiu-Ling JIA,Hai-Po YAO,Hai-Ping SHEN,Yong-Zeng CUI,Qian LI

表8 不同处理条件下小麦的表征氮肥利用效率

Table 8 Nitrogen fertilizer use efficiency of wheat varieties under different treatments

项目 Item 氮肥农学效率 Nitrogen agronomic efficiency (kg kg-1) 氮肥吸收利用效率 Nitrogen recovery efficiency (%) 氮肥生理利用率 Nitrogen internal efficiency (kg kg-1) 品种 Variety 藁优2018 Gaoyou 2018 3.5 c 38.7 a 8.7 ef 藁优5218 Gaoyou 5218 5.2 ab 32.2 b 15.9 d 藁优5766 Gaoyou 5766 6.3 a 25.7 c 24.0 b 邯麦18 Hanmai 18 5.9 a 26.8 c 21.5 bc 河农5290 Henong 5290 4.6 b 17.9 d 23.5 b 冀麦738 Jimai 738 3.1 cd 10.3 f 30.3 a 冀麦867 Jimai 867 3.8 c 14.7 de 24.5 b 科农2009 Kenong 2009 2.0 e 10.4 f 20.8 c 师栾02-1 Shiluan 02-1 1.1 f 30.1 b 3.5 g 石4366 Shi 4366 2.7 d 28.6 bc 9.2 ef 石农952 Shinong 952 3.0 d 28.4 bc 9.8 ef 石优17 Shiyou 17 1.6 e 13.7 e 10.7 e 石优20 Shiyou 20 2.7 d 16.9 d 16.3 d 衡4444 Heng 4444 1.3 ef 6.0 g 19.1 c 济麦22 Jimai 22 0.6 f 8.2 fg 8.0 f 平均 Average 3.2 20.6 16.4 地点 Location 馆陶 Guantao 2.7 b 12.8 b 20.1 a 宁晋 Ningjin 2.3 b 13.5 b 16.3 b 藁城 Gaocheng 4.0 a 29.5 a 13.4 b 处理 Treatment N180 4.3 a 26.2 a 16.6 a N240 2.5 b 18.7 b 13.6 b N300 1.8 b 15.6 b 11.5 b