Urban tree pit filler

Abstract

The invention discloses an urban tree pit filler, relating to a method for prolonging the planting time of urban afforestation trees and improving the utilization rate and belonging to the planting field. The urban tree pit filler is characterized by comprising the following active ingredients in percentage by weight: 50-80% of soil, 10-20% of corncob axial bars, 5-10% of calcium magnesium phosphate fertilizer a-Ca3(PO4)2, 0.5-1.0% of industrial sulphur, 0.5-1.0% of controlled-release chemical fertilizer, 0.5-1.0% of microelement fertilizer, and 0.5-1.0% of hardening and tempering agent. The urban tree pit filler has the beneficial effects that the contained multiple element ions have the effect of improving the environment of root systems; in addition, the urban tree pit filler has an obvious inhibition effect on the spore germination of various bacteria and is capable of reducing the incidence of the root systems and production loss; the raw materials of the tree pit filler are sufficient and are low in cost; and poultry excrements, crop straws, urban and rural domestic garbage and other organic wastes, as well as ardealite and other industrial wastes, are recycled.

Description

technical field [0001] The invention relates to a method for increasing the planting time and improving the utilization rate of urban greening trees, which belongs to the field of planting, in particular to a filling material for urban tree pits. Background technique [0002] Urban greening trees have made great achievements in our province, but due to the influence of climatic conditions, economic development level and human factors, the greening trees on both sides of the road usually have to be replaced after several years of planting, which increases the size of the garden. Labor intensity of workers, but also cause economic waste. In recent years, due to the improvement of people's awareness of urban greening, it is generally recognized that greening has improved the quality of the environment, enhanced the property value of the region, improved living conditions, and benefited the people. [0003] The traditional method of planting trees is to remove the surface soil ...

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to provide a kind of urban tree pit filler, which solves the problems of low coverage rate of urban trees and short survival time of trees; reduces the government's expenditure on greening and reduces the labor intensity of greening workers