尿素配施不同用量纳米碳对桃幼树生长及 氮素吸收利用的影响

王国栋,肖元松,彭福田,张亚飞,郜怀峰,孙希武,贺月

Effects of Urea Application Combined with Different Amounts of Nano-Carbon on Plant Growth Along with Nitrogen Absorption and Utilization in Young Peach Trees

WANG GuoDong,XIAO YuanSong,PENG FuTian,ZHANG YaFei,GAO HuaiFeng,SUN XiWu,HE Yue

表1 不同纳米碳用量对桃植株各器官干物质积累量的影响

Table 1 Effects of different amounts of nano-carbon on dry matter accumulation of different peach plant organs

器官 Organ 干物质积累量Dry matter accumulation (g) CK T1 T2 T3 T4 细根 Fine root 52.7±1.8c 57.6±1.0bc 63.8±2.7b 75.6±6.5a 78.2±2.1a 粗根 Coarse root 109.1±2.9c 114.9±3.6c 122.8±4.3b 132.3±3.3a 136.1±6.0a 主干 Trunk 47.4±1.9d 54.1±1.2c 61.6±1.4b 65.4±2.3a 67.0±1.5a 中心干 Central trunk 134.3±2.9d 144.7±5.6c 156.0±4.2b 168.2±2.7a 163.8±1.6a 侧枝 Lateral branch 110.5±6.2b 108.7±7.1b 126.6±4.9a 135.1±4.3a 125.±2.1a 春梢叶 Spring leaves 41.0±1.9b 44.2±1.7b 45.5±1.1b 54.7±4.3a 45.5±1.7b 秋梢叶 Autumn leaves 110.7±1.9c 117.5±3.5c 126.5±6.5b 146.7±5.5a 128.9±2.7b 地下部 Underground part 161.9±4.5c 172.4±4.0c 186.7±6.8b 207.8±9.8a 214.4±7.8a 地上部 Overground part 443.9±6.0d 469.2±15.4c 516.1±9.8b 570.1±10.6a 531.1±1.4b 植株 Plant 605.8±1.5e 641.6±12.3d 702.7±11.6c 778.0±12.5a 745.5±6.8b 根冠比 Root and crown ratio 0.365±0.015b 0.368±0.020b 0.362±0.015b 0.365±0.020b 0.404±0.015a