29.制造人工种子的原理是在组织培养得到的“胚状体 的最外面用一层有机膜包裹并在薄膜以内放入一些营养物质这层膜和这些营养物质分别具有种皮和 Template




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tomski29.制造人工种子的原理是在组织培养得到的“胚状体 的最外面用一层有机膜包裹并在薄膜以内放入一些营养物质这层膜和这些营养物质分别具有种皮和 coloring