耐迟收水稻品种的筛选及其在淹水降镉中的应用

曾晓珊,汤国华,谢红军,朱明东,敖和军,陈博,李方婷,郝明,肖燕,符慧荣,张健,余应弘

Selection of PMS Rice Varieties and Application in Flooding Irrigation for Cadmium Reduction

ZENG XiaoShan,TANG GuoHua,XIE HongJun,ZHU MingDong,AO HeJun,CHEN Bo,LI FangTing,HAO Ming,XIAO Yan,FU HuiRong,ZHANG Jian,YU YingHong

表5 2019年PMS水稻品种信息

Table 5 PMS rice varieties in 2019

组别 Group 品种 Variety 最大倾斜度 Max gradient (°) 穗发芽 Pre-harvest sprouting (%) 落粒率 Grain percentage (%) 中稻迟熟 Late-maturing middle-season 两优1316 Liangyou 1316 ≤30—45 9.89 0.58 隆两优1308 Longliangyou 1308 ≤30—45 3.56 0.91 隆两优1813 Longliangyou 1813 <30 6.06 0.69 隆两优1988 Longliangyou 1988 ≤30—45 9.11 3.08 Y两优800 Yliangyou 800 ≤30—45 9.11 0.44 甬优4949 Yongyou 4949 <30 5.93 0.69 韵两优332 Yunliangyou 332 ≤30—45 9.02 0.63 Y两优372 Yliangyou 372 ≤30—45 9.75 0.04 一季晚稻 Single-cropping late rice C两优258 C liangyou 258 ≤30—45 4.99 5.24 C两优755 Cliangyou755 ≤30—45 3.37 0.25 金两优华占 Jingliangyouhuazhan ≤30—45 9.15 2.28 晶两优641 Jingliangyou 641 ≤30—45 7.15 1.19 隆两优1212 Longliangyou 1212 ≤30—45 9.43 2.17 甬优1538 Yongyou 1583 <30 5.11 0.71 甬优4149 Yongyou 4149 <30 8.25 0.04 黄华占 Huanghuazhan ≤30—45 7.41 0.27 晚稻迟熟 Late-maturing late rice 玖两优1212 Jiuliangyou 1212 ≤30—45 9.13 2.94 晚稻中熟 Middle-maturing late rice 玖两优黄华占 Jiuliangyouhuanghuazhan ≤30—45 6.96 4.17 桃优香占Taoyouxiangzhan <30 3.06 3.55 农香42 Nongxiang 42 <30 7.51 4.30 板仓粳糯Bancanggengnuo <30 3.09 0.00