If the design of the promenade is used to cultivate melons and fruits, the two sides of the promenade can be cultivated in grooves or bags, and the planting groove is 40cm wide. The bottom of the culture pond is covered with a layer of plastic with drainage holes. The cultivation medium is selected according to the volume ratio of peat: vermiculite: perlite = 3: 1: 0.5, mixed evenly, disinfected, put into a cultivation tank, made into a turtle back, covered with a black plastic film, and watered before cultivation.