The results showed that the characteristics of high-yielding genotype varied with the yield level of populations.
结果表明，高产基因型的特征随群体的产量水平而异。
Based on the energy design measures for base-isolation structure, the formula applicable to the optimal yield level of the bilinear isolator is derived.
基于基础隔震结构的能量设计方法，推导出适用于双线性隔震器最佳屈服平台的应用公式。
Increasing yield level per unit area is forever theme for rice breeding aim, and advancing photosynthesis efficiency is one of key factors for improving grain yield.
提高单位面积的产量是水稻育种目标永恒的主题，提高光合作用效率又是提高产量的关键因素。
Rice cultivation area and yield level have some regional rules. It is necessary to divide the rice regions to improve the precision fo rice estimation by remote sensing.
水稻分布面积和单产水平具有一定的地域规律，为了提高水稻遥感估产精度，有必要作稻作分区的预处理。
According to different region's climatic feature and yield level, a suggestion about crops' distribution adjustment is put forward, providing a scientific basis for the construction of local optima...
并根据不同区域气候特点和产量水平，提出了作物布局调整方案，对本地优势作物基地建设提供了科学依据。
According to different region's climatic feature and yield level, a suggestion about crops' distribution adjustment is put forward, providing a scientific basis for the construction of local optima...
并根据不同区域气候特点和产量水平，提出了作物布局调整方案，对本地优势作物基地建设提供了科学依据。
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