This is a grape pot-planting technique in river course and flood land, making use of the feature of grape, i.e., occupying the space without occupying the ground. The problems to be solved are as follows: how to prevent root and seedling from being lashed by water flow supposing that the river course itself need'nt many reconstruction projects, how to obstruct floating substances, how to keep water fertilizer, how to erect shed frame, how to perform irrigation, how to take precautions against coldness in winter, how to do the task, etc. A figure shows the brief arrangement programme. To obstruct flaating substance, piles may be set up between concrete columns on the side against the current, where the columns are equipped with horizontal wood, floating up and down with the water, so the floating substance can not reach to the bamboo frame position. |