After classified the F2 individuals into several groups, the ratio of separation was found that nearly 9:6:1. The accordant level of theoretic separated ratio and the practical separated ratio is higher than 95% according to χ 2 aptness test.

  • 按当年度的抗感标准对F2代群体进行分组,发现其抗感分离比例接近于9:6:1。经χ2适合性测验,实际分离比例与理论分离比例符合度高于95%。

  • 互联网摘选 2025-01-19 23:47:47

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