2. Scaffolding materials: mainly made of hard, pressure-resistant and corrosion-resistant reinforced concrete prefabricated parts. It is not suitable to use steel as scaffold material.
3. Stability of the support: the depth of buying soil at the bottom of the main column of the support should be determined according to the change of soil quality and surrounding environment. Usually, the shallowest branches should be kept at about 50cm, and then the drooping branches on the upper part should be evenly distributed.
4. Shelf density: Reasonable density is the basic guarantee for the growth and pruning of pitaya. In general, the plant spacing should be controlled at about 2 * 2.5m..