TRX-SA-01 saline-alkali soil improver
Product Specifications
1000kg/bag Shelf life: 12 months
Product Features
1. The product is made from carbon-based materials, various trace elements required by plants, and probiotics. It is eco-friendly and harmless.
2. The product has a large specific surface area of particles, which can fully combine with soil particles.
3. The product has a high nutrient content, which can reduce the use of fertilizers for saline-alkali soil improvement.
4. The product has a framework structure for soil aggregate formation, which can improve soil structure and increase the natural leaching capacity of soil salinity.
5. The product contains abundant plant probiotics, which can strengthen roots and seedlings, reduce the phenomenon of dead seedlings, rotten roots, yellow leaves and premature senescence, quickly rejuvenate stiff and weak seedlings, greatly reduce soil-borne diseases, significantly increase yield and improve quality.
Instructions
Spread the product directly and evenly on the surface of the natural or artificial pile, then plow twice or mix evenly with an excavator or other mechanical equipment. Dosage: 5-10 tons/mu (improvement depth is 30cm, the maximum value is taken for extremely heavy saline-alkali soil); the dosage increases with the soil improvement depth.
Improvement Cases
Demonstration Project of Arundo donax Planting in Heavily Saline-Alkali Land in Lianmeng Village
The demonstration project of Arundo donax planting in heavily saline-alkali land in Lianmeng Village is located near the Gangxi Street Industrial Park in Binhai New Area, Tianjin. Construction started in September 2023, and it is planned to be completed in two phases. The total planting area of Arundo donax is 340 mu, with a total of 380,000 Green Island No. 1 plants. The first phase, with 30 mu of planting, was completed in October 2023. After a whole growth cycle, the survival rate is over 95%. This project adopts the company's self-developed six-step combined three-dimensional improvement method for saline-alkali land from design, construction to operation, improving the original soil in situ without using imported soil, greatly reducing the improvement cost.
Growth of Arundo donax in the Planting Area


Improvement Effect
May 2023:
pH 8.61, Organic matter (g/kg) 17.7, Total salt content (g/kg) 15.42
March 2024:
pH 8.26, Organic matter (g/kg) 38, Total salt content (g/kg) 9.12
March 2025:
pH 7.64, Organic matter (g/kg) 52.6, Total salt content (g/kg) 3.98
Arundo donax Industry (Smart Environmental Protection + New Energy) Planting Demonstration Base
The Arundo donax industry forest and grass intercropping demonstration base is located near Xiaohezhuang, Beichen District, Tianjin. Construction and operation started on October 18, 2022. The project achieves high per-mu yield through standardized and normalized planting and industrial application of Arundo donax. At the same time, it eliminates forest maintenance costs, broadens channels for farmers to increase income and become wealthy, and contributes to rural revitalization. The demonstration base covers a total area of 745 mu, divided into six plots, using the form of forest land transformation intercropping, with a total of 600,000 Arundo donax (Green Island No. 1) plants.
Growth of Arundo donax in the Planting Area


Improvement Effect
October 2022:
pH 8.12, Organic matter (g/kg) 3, Total salt content (g/kg) 6.37
September 2023:
pH 7.30, Organic matter (g/kg) 15, Total salt content (g/kg) 4.05
March 2025:
pH 7.50, Organic matter (g/kg) 46, Total salt content (g/kg) 2.10
Dagang Huanke Lantian Park Greening Project
The Dagang Huanke Lantian Park Greening Project is located in the Dagang Petrochemical Industrial Park in Tianjin. Since 2017, the six-step combined three-dimensional improvement method for saline-alkali land has been implemented. In May 2021, 20 mu of Arundo donax were planted successively. By the end of 2024, an experimental effect of 3.15 tons of dry matter yield per mu was achieved. After the completion of the improvement project, the purpose of landscape greening and establishing an ecological factory area was achieved.
Planting Area Conditions


Demonstration of Saline-Alkali Land Improvement in Yuncheng Salt Lake District
The demonstration of saline-alkali land improvement in Yuncheng Salt Lake District is located in Yuncheng Salt Lake District, Shanxi Province. It aims to improve the planting of Arundo donax in sulfate-chloride mixed saline-alkali soil with high salinization degree, poor structure, and low nutrient content. In the fourth year of planting, it entered the high-yield period, with a dry matter yield of 4 tons or more per mu.
Growth of Planting Area


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Tianjin Redsun Technology Development Group Co., Ltd.
Customer Service Hotline: +86-22-63837588
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