侧深施氮对机插水稻产量形成及氮素利用的影响

朱从桦,张玉屏,向镜,张义凯,武辉,王亚梁,朱德峰,陈惠哲

Effects of Side Deep Fertilization on Yield Formation and Nitrogen Utilization of Mechanized Transplanting Rice

CongHua ZHU,YuPing ZHANG,Jing XIANG,YiKai ZHANG,Hui WU,YaLiang WANG,DeFeng ZHU,HuiZhe CHEN

表1 水稻生长季平均气温、最高温度、最低温度、蒸发量、降水量、相对湿度和日照时数

Table 1 Mean monthly air temperature, maximum temperature, minimum temperature, vaporization, precipitation, relative humidity and sunshine hours in rice growth seasons

年份 Year 月份 Month 平均气温 Average air temperature (℃) 最高温度 Maximum temperature (℃) 最低温度 Minimum temperature (℃) 蒸发量 Vaporization (mm) 降水量 Precipitation (mm) 相对湿度 Relative humidity (%) 日照时数 Sunshine hours (h) 2017 7月 July 31.65 41.10 23.80 162.10 41.32 64.94 273.00 8月 August 30.95 39.10 24.10 163.40 48.02 69.26 250.10 9月 September 27.03 38.20 18.20 121.20 66.61 73.17 157.70 10月 October 20.51 36.60 8.30 102.60 37.62 73.10 146.30 11月 November 14.21 26.10 6.10 60.30 138.61 78.87 95.80 2018 5月 May 23.74 37.40 12.80 148.20 233.40 80.39 141.60 6月 June 25.45 36.30 17.20 166.90 228.50 82.07 187.20 7月 July 29.74 38.70 24.10 250.90 272.10 78.35 250.90 8月 August 29.38 37.30 22.30 256.20 232.20 78.06 225.10 9月 September 25.30 35.60 16.90 162.80 133.20 81.73 154.00 10月 October 18.14 27.80 8.60 118.00 21.00 72.65 180.10