混合花粉授粉在不同的杂交组合中对提高杂交结实率的效果不同；

The effect of pollination with complex pollens was different in various cross combinations;

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混合花粉授粉在不同的杂交组合中对提高杂交结实率的效果不同；

The effect of pollination with complex pollens was different in various cross combinations;

youdao