The nutrients themselves could come from conventional crops, but Dr Post also has plans to use algae, which grow faster than vascular plants, to provide the necessary amino acids, sugars and fats.

那些营养物质可以从普通农作物中获取，但Post博士计划使用藻类，因为它们比那些维管植物长的要快，以此提供所需的氨基酸、糖类和脂肪。