光、氮及其互作对超级粳稻产量和氮、磷、钾吸收的影响

王亚江, 魏海燕^*, 颜希亭, 葛梦婕, 孟天瑶, 张洪程, 戴其根, 霍中洋, 许轲, 费新茹

Effects of Light, Nitrogen and Their Interaction on Grain Yield and Nitrogen, Phosphorus and Potassium Absorption inJaponica Super Rice

WANG Ya-Jiang, WEI Hai-Yan^*, YAN Xi-Ting, GE Meng-Jie, MENG Tian-Yao, ZHANG Hong-Cheng, DAI Qi-Gen, HUO Zhong-Yang, XU Ke, FEI Xin-Ru

图2 光、氮及其互作下超级粳稻的氮素籽粒生产效率及氮肥 br 利用率 N10: 150 kg hm -2 纯氮; N20: 300 kg hm -2 纯氮; L1: 不遮光;L2: 抽穗前遮光20 d; L3: 抽穗后遮光20 d。
Fig. 2 Nitrogen grain production efficiency and nitrogen use efficiency of super rice under effects of light, nitrogen and their interaction N10: 150 kg hm -2 N applied; N20: 300 kg hm -2 N applied; L1: no shading; L2: shading 20 days before heading;L3: shading 20 days after heading.