四川盆地单产9000 kg hm<sup>-2</sup>以上超高产小麦品种产量结构与干物质积累特点

四川盆地单产9000 kg hm^-2以上超高产小麦品种产量结构与干物质积累特点

汤永禄^1,^*, 李朝苏¹, 吴春¹, 吴晓丽¹, 黄钢¹, 何刚²

Yield Component and Dry Matter Accumulation in Wheat Varieties with 9000 kg ha^-1 Yield Potential in Sichuan Basin

TANG Yong-Lu^1,^*, LI Chao-Su¹, WU Chun¹, WU Xiao-Li¹, HUANG Gang¹, HE Gang²

图1 小麦超高产SHY和一般高产品种CK的干物质积累速率A、干物质转移率B和转移干物质对产量的贡献率C S-J: 播种至拔节; J-F: 拔节至开花; F-M: 开花至成熟; S-M: 播种至成熟。2011G: 2011广汉; 2011J: 2011江油; 2012G: 2012广汉; 2012J: 2012江油; MOE: 各环境平均。误差线上字母不同表示品种类型间存在显著差异 P
Fig. 1 Accumulation speed A, translocation efficiency B, and contribution to grain C of dry matter in super-high-yield SHY and common-high-yield CK wheat varieties S-J: sowing to jointing; J-F: jointing to flowering; F-M: flowering to maturity; S-M: sowing to maturity. 2011G: 2011 Guanghan; 2011J: 2011 Jiangyou; 2012G: 2012 Guanghan; 2012J: 2012 Jiangyou; MOE: Mean of environments. Different letters above error bars indicate significant difference between two types of varieties P