Compared with the CRMS, the height, leaf area index and biomass of rice in IRDFS decreased and there was a significant difference during the tillering and heading stage.

• 与常规水稻栽培方式相比,鸭稻共作方式下水稻株高、叶面积指数、生物量有减小的趋势,而且在有效分蘖期和幼穗分化期存在着显著或极显著差异。