Organic Complex Microelement Fertilizer for Engineering Wound Soil
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Solution Overview
Problem
Current microelement fertilizers used for soil remediation in engineering wounds are not targeted or effective, leading to low nutrient supply coordination, low fertilizer utilization, and inadequate soil fertility and vegetation restoration.
Innovation Solution
A method for preparing an organic complex microelement fertilizer using chitosan oligosaccharide, earthworm dung, silkworm sand, tartaric acid, humic acid, and various metal sulfates, with specific dissolution and complexation steps, to create a fertilizer with enhanced trace element effectiveness and stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If common microelement fertilizers for farmland soil are used in engineering wound soil remediation, then the fertilizer can be applied, but the nutrient supply is not coordinated and fertilizer utilization rate is low
Solution Approach 1:
The patent formulates a specialized microelement fertilizer tailored specifically for engineering wound soil conditions, with customized nutrient composition including organic matter (10-30%), nitrogen (2-5%), phosphorus (1-3%), potassium (2-5%), and trace elements (0.1-0.5%). This local quality approach ensures the fertilizer matches the specific requirements of degraded soil rather than using generic farmland fertilizers.
Solution Approach 2:
The patent modifies the chemical composition parameters of the fertilizer to optimize performance in engineering wound soil. By adjusting the ratios of organic matter, nitrogen, phosphorus, potassium, and trace elements, the fertilizer achieves better nutrient coordination and higher utilization rates in the target environment.
2Ease of operation
If common microelement fertilizers are used, then the application is simple, but the effect of soil fertility and vegetation restoration is not obvious
Solution Approach 1:
The patent creates a composite fertilizer formulation combining multiple components: organic matter, nitrogen, phosphorus, potassium, and various trace elements (iron, manganese, zinc, copper, boron, molybdenum). This composite structure provides comprehensive nutrient supply that reliably promotes vegetation restoration in engineering wound soils.
3Productivity
If targeted organic complex microelement fertilizer is developed, then nutrient supply coordination and biological effectiveness are improved, but the production complexity increases
Solution Approach 1:
The patent divides the fertilizer formulation into distinct segments or components: organic matter base, macronutrients (N, P, K), and trace elements. Each segment can be prepared and mixed separately, allowing for systematic production while ensuring proper nutrient coordination in the final product.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The method produces a fertilizer with high biological effectiveness, improving soil and plant health, preventing physiological diseases, and promoting plant growth and development, while being cost-effective and long-lasting.
Implementation Method 1
putting at least one of 30 wt %-70 wt % chitosan oligosaccharide, earthworm dung and silkworm sand into a reaction kettle, and adding at least one of 30 wt %-70 wt % water and hydrogen peroxide for dissolution
Implementation Method 2
putting at least one of 15 wt %-40 wt % tartaric acid, humic acid, lysine and thioglycolic acid into the reaction kettle, and adding at least one of 30 wt %-65 wt % water and hydrogen peroxide for dissolution, then adding at least one of 5 wt %-35 wt % acetamide, diglycolamine, urea and ethanolamine for dissolution
Implementation Method 3
adding 10 wt %-40 wt % borax, 10 wt %-40 wt % zinc sulfate, 10 wt %-40 wt % ferrous sulfate, 5 wt %-35 wt % copper sulfate, 1 wt %-30 wt % manganese sulfate, 0.5 wt %-15 wt % ammonium molybdate in the reaction kettle, and adding 25 wt %-60 wt % the sample 2, then complexing at 75-130° C. for 0.5-5 hours
Data Source
AI summary
A method for preparing an organic complex microelement fertilizer for engineering wound soil remediation includes compounding chitosan oligosaccharide or/and earthworm dung or/and silkworm sand, water or/and hydrogen peroxide, an organic complex trace element solution, polyethylene glycol octyl phenyl ether, and polysorbate under certain conditions. The present invention can significantly improve physical and chemical properties of engineering wounds, enhance effectiveness of trace elements in soil, and prevent plant physiological diseases due to lack of trace elements, and promote plant growth and development.