... rolling seed orchard 滚动式种子园 seed production orchard 种子生产园 seedling seed orchard 实生苗种子园 ...
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The mathematical model is established on the basis of the relation between the number and the production of male and female flowers of parents in seed orchard.
根据种子园亲本数目与雌、雄球花产量的关系,建立数学模型,提出了一种评价种子园各亲本配子贡献的数量方法——平衡指数法。
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