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Studies on Population Structure and Physiological Index of Single-plant Transplantation
Author(s): 
Pages: 8-10
Year: Issue:  3
Journal: HEILONGJIANG AGRICULTURAL SCIENCE

Keyword:  水稻单本植高分蘖力高成穗率高光效群体;
Abstract: 运用"最少基本苗"形成的水稻多蘖苗单本植技术,能充分发挥稻株自身的生长能力,大幅度延长了稻株的分蘖天数,使有效分蘖天数增加,减少了无效分蘖天数,提高了"蘖穗调节率",是一个高分蘖力,高成穗率,高蘖穗率的高产群体,在抽穗期使与伸长节相关的绿叶数持续时间长,粒叶比、有效叶面积率和高效叶面积率得以提高,延长了群体叶面积功能期,形成了一个高光效群体,提高了后期群体的光合生产能力而高产.
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