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。
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.
1997年在分蘖中、后期持续高温，有效分蘖终止期和最高分蘖期向后延迟，叶龄指数增加。
In 1997, the valid tiller ending phase and maximum tiller phase delayed and leaf ages index increased in medium and late tillering phase under high_temperature.
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