现在世界各国都在探索农业技术的改革道路。逐渐由原来的“平面农业”向“立体农业”转化。所说的立体农业内容指的是:水、土、植物、动物、微生物相结合,综合搭配的生产结构,它的主要形式:①多层立体种植。亦即作物之间的疏密程度和高矮层次搭配的立体种植。如墨西哥玉米,菜豆、南瓜间作,玉米、蘑菇套 Now all countries in the world are exploring the road of agricultural technology reform. Gradually from the original “plane agriculture ” to “three-dimensional agriculture ” transformation. Said three-dimensional agricultural content refers to: water, soil, plants, animals, microorganisms combined with the overall structure of the production, its main form: ① three-dimensional planting. That is, the degree of density between crops and the level of height with the three-dimensional planting. Such as Mexican corn, beans, pumpkin intercropping, corn, mushroom cover