氮肥运筹对滴灌冬小麦叶片光合特性及产量的影响

张永强,齐晓晓,张璐,董慧云,陈传信,赛力汗·赛,薛丽华,陈兴武,雷钧杰

Effects of Nitrogen Management on Leaf Photosynthetic Characteristics and Yield of Winter Wheat under Drip Irrigation

Yongqiang Zhang,Xiaoxiao Qi,Lu Zhang,Huiyun Dong,Chuanxin Chen,Sailihan·Sai ,Lihua Xue,Xingwu Chen,Junjie Lei

表2 不同处理滴灌冬小麦产量及产量构成因素

Table 2 Effects of different treatments on the yield and yield components of winter wheat under drip irrigation

处理 Treatment 穗数 (×104/hm2) Spike number 穗粒数 Kernels per spike 千粒重(g) 1000-kernel weight 实收产量 (kg/hm2) Actual yield F0 727.23a 34.30b 39.86c 7 994.84c F1 730.06a 38.33a 44.50b 9 592.15a F2 842.48a 37.93a 47.86a 9 283.80ab F3 752.73a 35.75ab 47.79a 8 143.74c F4 841.54a 38.50a 43.71b 9 161.57ab F5 833.94a 38.15a 45.61ab 9 889.35a F6 818.83a 37.85a 47.42a 8 667.10bc