不同水稻种质资源重要农艺性状与发芽期耐寒性鉴定研究

潘晓雪, 胡明瑜, 王忠伟, 吴红, 雷开荣

Evaluation of Agronomic Traits and Cold Tolerance at Germination Stage in Rice (Oryza sativa L.) Germplasms

Pan Xiaoxue, Hu Mingyu, Wang Zhongwei, Wu Hong, Lei Kairong

表3 重庆水稻材料的特异种质资源

Table 3 Special germplasm resources of rice collected from Chongqing

特异资源特征Special germplasm character 品种编号（测定值）Variety number (measured value) 大穗（每穗总粒数>250） Large-ear (Grain number per panicle > 250) 48(359.3),39(315.5),17(303.4),22(279.1),87(270),16(267.9),66(262.0),14(261.2),70(250.6) 高单株产量(单株产量>50g) High dry weight of ears per plant (Dry weight of ears per plant > 50g) 30(58.41g),63(58.18g),41(54.98g),50(50.87g) 籽粒细长(籽粒长宽比>3.5) Grain slenderness (Grain length/Grain width > 3.5) 35(3.80),88(3.68),86(3.64),101(3.62),59(3.60),98(3.58),14(3.56),15(3.56),17(3.53),79(3.50)