节水减氮对夏玉米干物质和氮素积累转运及产量的调控效应
王旭敏(
),雒文鹤,刘朋召,张琦,王瑞,李军()
),雒文鹤,刘朋召,张琦,王瑞,李军()
Regulation Effects of Water Saving and Nitrogen Reduction on Dry Matter and Nitrogen Accumulation, Transportation and Yield of Summer Maize
WANG XuMin(),LUO WenHe,LIU PengZhao,ZHANG Qi,WANG Rui,LI Jun()
),LUO WenHe,LIU PengZhao,ZHANG Qi,WANG Rui,LI Jun()
图3. 不同节水减氮处理夏玉米抽雄期（VT）和成熟期（R6）穗位叶净光合速率
不同小写字母表示同一灌溉处理下不同施氮量间在0.05 水平上显著差异。下同
Fig. 3. Photosynthetic rate of summer maize ear leaf at tasseling (VT) and maturity (R6) stages under different water-saving and nitrogen-reduction treatments
Different lowercase letters indicate that the difference between different nitrogen application rates under the same irrigation treatment is significant at 0.05 level. The same as below
