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