The main contents of this cultivation method included relatively increasing seeding rate and making top leaves smaller so as to achieve higher photosynthetic accumulation.
“增苗、控叶、高积累”栽培法的主要内容是：相对增大播种量，把上部叶片控小，实现后期高光合积累。
With increasing seeding rate, population quality gradually decreased.
随着播种密度的增加，群体质量呈下降趋势。
The triploid had parental morphological characters, but nearly sterility, of which seeding rate was only 0.12 %.
三倍体具有双亲的形态特征，但高度不孕，结实率仅0.12%。
The process of male gamete formation was not considered as an important factor responsible for the low seeding rate.
联系红花木莲花粉粒数目和胚珠数目进行探讨，认为雄配子体发育不是影响红花木莲结籽率低的主要因素。
Allied to the breeding programmes are investigations into other associated techniques such as time of planting and seeding rate.
与育种项目密切联系的是进行相关技术的调查，如播期和播种量。
Allied to the breeding programmes are investigations into other associated techniques such as time of planting and seeding rate.
与育种项目密切联系的是进行相关技术的调查，如播期和播种量。
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