宛氏拟青霉提取物对夏玉米产量及氮素利用的影响

王庆彬, 聂振田, 卢洁春, 彭春娥, 张民, 孟慧, 刘治国, 耿全政

Effects of Paecilomyces variotii Extract on Yield and Nitrogen Utilization of Summer Maize

Wang Qingbin, Nie Zhentian, Lu Jiechun, Peng Chun’e, Zhang Min, Meng Hui, Liu Zhiguo, Geng Quanzheng

表2 氮肥配施ZNC对玉米产量及其构成因素的影响

Table 2 Effects of nitrogen fertilizer combined with ZNC on maize yield and its components

处理 Treatment 穗行数 Row number per ear 行粒数 Seed number per row 百粒重 100-grain weight (g) 产量 Yield (kg/hm2) 增产Yield increase (%) 80%U U CK 13.80±0.35b 26.00±0.58d 32.69±1.29b 7 793.97±138.45f -14.83 -23.15 U 15.20±0.23a 29.35±0.14b 34.13±0.45ab 10 142.37±249.18bcd 10.84 - UZ 15.07±0.27a 29.45±0.03b 35.06±0.40ab 10 359.42±154.56abc 13.21 2.14 CRU 15.33±0.74a 29.20±0.81b 35.99±0.95a 10 702.51±322.08ab 16.96 5.52 CRUZ 14.90±0.40ab 31.00±0.46a 35.63±0.49a 10 953.42±271.95a 19.70 8.00 80%U 14.60±0.53ab 27.55±0.03c 34.19±0.51ab 9 150.69±232.19e - -9.78 80%UZ 14.40±0.00ab 29.25±0.72b 35.17±1.65ab 9 974.36±168.11cd 9.00 -1.66 80%CRU 14.67±0.13ab 27.75±0.20c 35.66±0.27a 9 664.58±88.48de 5.62 -4.71 80%CRUZ 14.67±0.13ab 28.40±0.40bc 35.86±0.77a 9 940.67±30.80cd 8.63 -1.99