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针对北方光温生态条件和光温敏核不育系的育性表达特点 ,提出了在北方气候条件下的光温敏核不育系选育的人工种择压设置的原理与方法 ,并介绍了在一定人工选择压下的实际选择效果。
In view of the fertility expression characteristics of light and temperature-sensitive genic male sterile lines in northern China and the characteristics of fertility in light-thermo-sensitive genic male sterile lines, the principle and method of artificial selective pressure setting in photosynthetic thermo-sensitive genic male sterile lines in northern climate were put forward In a certain manual selection pressure of the actual choice effect.