不同施氮量对半干旱区糯玉米主要营养品质及产量的影响

吴凤婕, 侯楠, 齐翔鲲, 杨克军, 付健, 王玉凤

Effects of Different Nitrogen Application Rates on Main Nutritional Quality and Yield of Waxy Corn in Semi-Arid Area

Wu Fengjie, Hou Nan, Qi Xiangkun, Yang Kejun, Fu Jian, Wang Yufeng

表3 不同施氮量下糯玉米支链淀粉含量

Table 3 Amylopectin content of waxy corn under different nitrogen application rates %

品种 Variety 处理 Treatment 吐丝后天数Days after silking 15 d 20 d 25 d 30 d 35 d 40 d 45 d 金糯262 Jinnuo 262 N0 32.83a 38.82b 45.53b 57.72b 60.67c 60.67c 66.04b N1 37.87a 55.82a 57.16ab 61.21ab 70.98ab 70.98ab 74.17a N2 38.17a 53.47a 59.32a 65.10a 72.99a 72.99a 73.05a N3 36.04a 50.31a 56.10ab 60.94ab 68.11b 68.11b 71.49ab 京科糯2000 Jingkenuo 2000 N0 30.86a 42.56b 50.28a 54.75a 61.44a 64.30b 66.03b N1 32.09a 49.05ab 54.26a 63.52a 66.77a 69.09ab 70.95ab N2 34.46a 51.89a 57.24a 61.96a 67.26a 72.28a 73.75a N3 32.85a 48.45ab 50.16a 63.37a 65.86a 69.29ab 71.86ab FV ns ns ns ns ns ns ns FN ns ** * * ns ** ** FV×N ns ns ns ns ns * ns