已收录 272858 条政策

政策提纲

Studies on the Multiplication of Sweet Potato Seedlings, With Special Reference to the Growth Inhibiting substance in the Tuber. Part I.

[摘要]

[发布日期] [发布机构]

[效力级别] [学科分类] 农业科学（综合）

[关键词] [时效性]

浏览次数：2