不同覆盖材料对河西灌区土壤环境及玉米产量的影响

王祎, 任永福, 张正鹏, 丁德芳, 张靖, 刘祎鸿, 孙多鑫, 陈光荣

The Effects of Different Covering Materials on Soil Environment and Maize Yield in Hexi Irrigation Area

Wang Yi, Ren Yongfu, Zhang Zhengpeng, Ding Defang, Zhang Jing, Liu Yihong, Sun Duoxin, Chen Guangrong

表1 不同覆盖材料对玉米农艺性状的影响

Table 1 The effects of different covering materials on the agronomic traits of maize

处理 Treatment 出苗率 Emergence rate (%) 株高 Plant height (cm) 茎粗 Stem diameter (cm) 穗位高 Ear height (cm) 穗长 Ear length (cm) 穗粗 Ear diameter (cm) 穗粒数 Grain number per ear 百粒重 100-grain weight (g) 穗数 Number of ears (×104/hm2) T1 98a 293a 2.85a 113a 19.0a 5.5a 526a 33.01a 7.557a T2 98a 291a 2.80a 110a 18.5b 5.4ab 522a 32.95a 7.533a T3 96b 281b 2.65b 104b 17.9b 5.0b 519b 32.45b 7.524a CK 92c 268c 2.55c 96c 17.8b 4.8b 425c 30.21c 7.001b