The parasite population opposing vertical resistance may undergo stepwise development controlled by many genes.

抵抗垂直抗性的寄生物种群可能要经历许多基因控制的步增发育.

辞典例句

During breeding for vertical resistance, horizontal resistance tends to decline because of negative selection pressure.

当培育垂直抗性时,由于负的选择压力, 水平抗性趋于下降.

辞典例句

During vertical resistance , horizontal resistance tends to decline because of negative selection pressure.

时,由于负的选择压力, 水平抗性趋于下降.

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