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国外许多科学家认为,立体农业对缓解世界粮食紧缺,更有效地利用土地资源,具有深远意义。国外立体种植和立体养殖,目的是在有限的土地与空间获得充分的农业产
Many foreign scientists believe that three-dimensional agriculture has far-reaching significance in alleviating the shortage of food in the world and in making more effective use of land resources. Three-dimensional foreign cultivation and three-dimensional culture, the purpose is to obtain adequate agricultural production in the limited land and space
