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为了保证种子园所生产种子的优良品质,必须对外源不良花粉进行隔离,其方法有:选择合适的园址即地理隔离;营造隔离带;在树木花期减少人为活动;化学隔离。
In order to ensure the fine quality of seeds produced by seed orchards, exogenous pollens must be segregated. The methods are as follows: selecting suitable sites for geographical isolation; creating isolation zones; reducing anthropogenic activities in flowering trees; and chemical isolation.