适宜机械粒收玉米品种的熟期评价指标

李璐璐, 明博, 初振东, 张万旭, 高尚, 王浥州, 侯梁宇, 周先林, 谢瑞芝, 王克如, 侯鹏, 李少昆

An growing-period indicator of maize cultivars for mechanical kernel harvest

LI Lu-Lu, MING Bo, CHU Zhen-Dong, ZHANG Wan-Xu, GAO Shang, WANG Yi-Zhou, HOU Liang-Yu, ZHOU Xian-Lin, XIE Rui-Zhi, WANG Ke-Ru, HOU Peng, LI Shao-Kun

表1 各试验点品种的播种、吐丝、生理成熟、25%含水率和取样结束日期(月/日)

Table 1 Dates of planting, silking, physiological maturity, 25% moisture content, and the last sampling at various experimental sites (month/day)

地点 Site 年份Year 播种日期 Planting date 先玉335 Xianyu 335 郑单958 Zhengdan 958 取样结束日期 Last sampling date 吐丝 Silking 生理成熟 Maturity 25%含水率 25% moisture 吐丝 Silking 生理成熟 Maturity 25%含水率 25% moisture 北京 Beijing 2014 6/1 7/27 9/24 9/26 8/1 9/27 10/12 11/2 2017 6/18 8/10 10/20 11/2 11/22 2018 5/15 7/10 9/3 9/13 7/12 9/11 9/25 10/22 2018 6/7 8/3 10/13 10/7 7/31 10/10 10/17 10/22 河南新乡 Xinxiang, Henan 2015 5/31 7/28 10/2 10/3 7/28 10/3 10/12 11/14 2015 6/11 8/5 10/9 10/10 8/4 10/9 10/19 11/14 2015 6/16 8/9 10/14 10/12 8/9 10/14 10/18 11/14 2015 6/20 8/13 10/18 10/17 8/12 10/18 10/20 11/14 2015 6/30 8/22 10/24 11/11 8/23 10/21 # 11/14 2016 5/29 7/27 9/21 9/22 7/28 9/26 10/3 10/17 2016 6/4 7/30 9/26 9/27 7/31 9/28 10/13 10/17 2016 6/11 8/3 9/30 9/28 8/3 10/2 10/20 10/25 2016 6/18 8/9 10/6 10/8 8/8 10/6 # 10/25 2016 6/25 8/15 10/21 # 8/13 10/18 # 10/25 2017 6/18 8/8 10/15 10/24 8/10 10/26 11/6 12/7 黑龙江大庆 Daqing, Heilongjiang 2016 4/28 8/2 10/21 10/20 8/2 11/6 # 12/4 2017 5/8 7/28 10/17 10/27 8/2 10/29 # 12/10 新疆昌吉 Changji, Xinjiang 2017 5/5 7/8 9/12 9/27 7/12 9/15 9/23 10/11 2018 5/1 7/13 9/10 9/11 7/17 10/8 10/13 10/15 新疆奇台农场 Qitai farm, Xinjiang 一分厂First farm 2016 4/18 7/12 9/24 9/20 7/17 9/21 # 10/8 二分厂Second farm 2016 4/13 7/17 9/29 # 10/2 2017 5/9 7/26 10/9 10/22 7/26 10/2 # 11/25 三分厂Third farm 2017 5/7 7/25 10/9 11/4 7/24 10/9 # 11/24 108团108 Regiment 2017 4/23 7/11 9/14 9/18 7/13 9/23 10/3 11/10