图2 供试水稻品种在不同生育时期地上部干物重A, B、根干重C, D和根-冠比E, F MT: 分蘖中期; PI: 穗分化始期; HD: 抽穗期; EF: 灌浆早期; MF: 灌浆中期; LF: 灌浆后期。 Fig. 2 Shoot dry weight A, B, root dry weight C, D, and root-shoot ratio E, F of the tested rice cultivars at different growth stages MT: mid tillering; PI: panicle initiation; HD: heading period; EF: early grain filling; MF: mid grain filling; LF: late grain filling. |