秸秆还田与氮肥运筹对寒地水稻光合特性和产量的影响

胡聪聪, 李红宇, 孙显龙, 王童, 赵海成, 范名宇, 张巩亮

Effects of Straw Returning and Nitrogen Fertilizer Management on Photosynthetic Characteristics and Yield of Rice in Cold Region

Hu Congcong, Li Hongyu, Sun Xianlong, Wang Tong, Zhao Haicheng, Fan Mingyu, Zhang Gongliang

图1 秸秆还田与氮肥运筹两因素互作下水稻2021年的茎鞘输出量、茎鞘输出率、茎鞘转化率 不同小写字母表示差异达显著水平（P < 0.05），不同大写字母表示差异达极显著水平（P < 0.01）。

Fig.1 Stem sheath output, stem sheath output rate, and stem sheath transformation rate of rice in 2021 under the two-factor interaction of straw returning and nitrogen fertilizer management Different lowercase letters indicate significant difference at P < 0.05, different capital letters indicate extremely significant difference at P < 0.01.