绿肥还田和减量施氮对甘肃河西灌区土壤质量及燕麦产量和品质的影响

周琦, 张靖, 王振龙, 施志国, 邓超超, 常浩, 柳洋, 周彦芳

Effects of Green Manure Incorporation and Nitrogen Fertilizer Reduction on Soil Quality, Oat Yield and Quality in Hexi Irrigation District of Gansu Province

Zhou Qi, Zhang Jing, Wang Zhenlong, Shi Zhiguo, Deng Chaochao, Chang Hao, Liu Yang, Zhou Yanfang

表4 不同处理对燕麦农艺性状及产量的影响

Table 4 Effects of different treatments on agronomic traits and yield of oat

处理 Treatment 株高 Plant height (cm) 茎粗 Stem diameter (mm) 叶面积 Leaf area (cm2) 产量 Yield (kg/hm2) CK 135.30±2.86a 7.58±0.19b 35.32±0.53c 12 210.78±159.68b GFN90 138.17±1.28a 8.25±0.16a 40.21±0.64a 12 747.55±237.59a GFN80 134.03±1.79a 7.91±0.18ab 37.43±0.42b 12 406.65±165.29ab GFN70 132.53±1.27ab 7.57±0.09b 33.69±0.24d 11 581.48±99.59c GFN60 126.87±2.00bc 7.42±0.15b 30.38±0.47e 11 435.62±159.68c GFN50 123.17±1.43c 6.05±0.25c 26.50±0.59f 10 727.15±52.05d