Shandong Aolansu Environmental Protection Technology Co., Ltd.
Shandong Aolansu Environmental Protection Technology Co., Ltd.
Products

Wholesale Medium and Trace Element Fertilizers for Optimal Crop Nutrition

Medium and Trace Element Fertilizers are specialized agricultural inputs designed to supplement essential secondary nutrients and micronutrients required for healthy crop growth. Different from traditional NPK fertilizers, these fertilizers focus on correcting hidden nutrient deficiencies, improving physiological functions, and enhancing crop quality during critical growth stages. AOLANSU, as a professional fertilizer supplier in China with hazardous chemical production certification, provides high-quality nutrient solutions supported by strict raw material control, advanced production technology, and reliable supply capability.

By supplying elements such as calcium, magnesium, sulfur, zinc, boron, iron, manganese, and other essential nutrients, the product helps optimize plant metabolism, improve nutrient balance, and support sustainable agricultural production. AOLANSU develops customized formulations according to crop characteristics, soil conditions, and regional planting requirements to meet the diverse needs of modern farming.

Nutrient Composition and Function

1. Secondary Nutrient Elements

Calcium, magnesium, and sulfur are important elements involved in plant structural development and nutrient metabolism. Calcium helps strengthen cell walls, improve fruit firmness, and enhance crop resistance. Magnesium is a core component of chlorophyll, supporting photosynthesis and energy conversion. Sulfur participates in protein synthesis and improves nitrogen utilization efficiency.

2. Trace Nutrient Elements

Zinc, boron, iron, manganese, copper, and other trace elements are required in small quantities but play important roles in enzyme activity, flower development, fruit setting, and plant stress resistance. Proper supplementation helps prevent nutrient deficiency symptoms such as yellow leaves, weak growth, and poor fruit quality.

3. Balanced Nutrient Formula

AOLANSU provides different formulations of medium and trace nutrients according to application requirements. Nutrient ratios can be adjusted for field crops, fruit trees, vegetables, flowers, and greenhouse cultivation systems, helping farmers achieve more precise fertilization management.

Product Characteristics

1. Targeted Deficiency Correction

Unlike general fertilizers that mainly supply nitrogen, phosphorus, and potassium, this product focuses on solving specific nutrient deficiencies caused by soil imbalance, intensive cultivation, or long-term single fertilizer application.

2. Improved Nutrient Utilization

The nutrients are processed with scientific formulations to improve availability and absorption efficiency. Crops can obtain essential elements more effectively, reducing nutrient loss and improving fertilizer utilization.

3. Flexible Application Methods

The product can be applied through soil fertilization, foliar spraying, fertigation, and other methods according to crop growth conditions. This flexibility allows farmers to select suitable application methods for different cultivation environments.

4. Stable Physical Performance

With uniform particles, good fluidity, and stable storage performance, the fertilizer is convenient for transportation, mechanical application, and long-term storage. Customized particle size and packaging options are available according to customer requirements.

Application Fields

1. Field Crop Production

Medium and Trace Element Fertilizers are suitable for wheat, corn, rice, cotton, and other field crops. They help maintain nutrient balance during key growth periods, improve plant strength, and support stable yield formation.

2. Fruit and Vegetable Cultivation

For crops such as citrus, grapes, apples, tomatoes, cucumbers, and peppers, the product helps improve flowering, fruit setting, fruit size, color development, and storage quality.

3. Greenhouse and Precision Agriculture

In intensive greenhouse planting systems, continuous cropping may lead to nutrient depletion and soil imbalance. This fertilizer provides targeted nutrient supplementation to maintain healthy soil conditions and improve crop performance.

4. Specialty Crop Applications

Suitable for flowers, seedlings, ornamental plants, and high-value crops requiring precise nutrient management. Customized formulas can be developed based on specific cultivation requirements.

Quality Control and Supply Capability

1. Strict Raw Material Selection

AOLANSU selects high-quality mineral and chemical raw materials and conducts strict inspection throughout production to ensure stable nutrient content and reliable product performance.

2. Customized Agricultural Solutions

Based on soil conditions, crop types, and customer application goals, AOLANSU supports customized nutrient formulas, packaging specifications, and labeling services to meet different market requirements.

3. Reliable Export Support

With hazardous chemical production certification and professional quality management procedures, AOLANSU provides inspection documents, product information, and logistics coordination services to support international agricultural customers.

Product Details

1. Appearance

Available in granular or powdered forms with uniform appearance, consistent color, and good dispersion performance. Different formulations may vary according to nutrient composition.

2. Purity

Produced through refined processing technology with controlled impurity levels. The product meets agricultural application requirements and provides safe nutrient supplementation for long-term crop cultivation.

3. Packaging

Common packaging includes moisture-resistant woven bags with inner film protection. Customized packaging, printing, and specifications are available to support different distribution and branding needs.

FAQ

Q1: Why are medium and trace elements important for crops?

A: Although required in smaller quantities than nitrogen, phosphorus, and potassium, medium and trace elements participate in important physiological processes such as photosynthesis, enzyme activation, protein synthesis, and reproductive development. Proper supplementation helps maintain balanced crop nutrition.

Q2: Can this fertilizer be used together with other fertilizers?

A: Yes. The product can generally be combined with NPK fertilizers, organic fertilizers, and water-soluble fertilizers according to crop requirements. Proper nutrient management helps improve overall fertilizer efficiency and crop growth performance.

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Magnesium Sulfate Bulk Wholesale

Magnesium Sulfate Bulk Wholesale

Magnesium Sulfate Bulk Wholesale (CAS: 7487-88-9, MgSO₄) is a high-purity water-soluble fertilizer with purity ≥98.5% and MgO ≥25%, no harmful additives. It alleviates Mg deficiency, boosts photosynthesis, improves soil fertility. Suitable for grains, vegetables, fruits, flowers.
Net Weight 50KG
Content MgO ≥ 16.0%
Particle Size 2-4mm
Port of Loading QingDao/DaLian
CAS No. 10034-99-8
Chemical Formula MgSO₄·7H₂O
Magnesium Sulfate Granular

Magnesium Sulfate Granular

Magnesium Sulfate Granular is a high-purity fertilizer supplying magnesium and sulfur for photosynthesis and crop growth. Made by a professional agricultural manufacturer, it features uniform granules, rapid solubility, high absorption, and zero residue. Suitable for various soils and most crops, it ensures safe and efficient nutrition.
Net Weight 50 KG
Content MgO ≥ 16.0%
Particle Size 2 – 4 mm
Port of Loading QingDao / DaLian
CAS No. 10034-99-8
Chemical Formula MgSO₄·7H₂O
Anhydrous Magnesium Sulfate

Anhydrous Magnesium Sulfate

Anhydrous Magnesium Sulfate is a high-purity (≥98%), fast-dissolving product made by a Chinese factory. It contains ≥16% Mg and ≥13% S, is residue-free, and prevents soil compaction. It rapidly supplies Mg and S, boosts photosynthesis, and improves crop quality and yield. Compatible with most fertilizers/pesticides, it suits agriculture, industry, pharmaceuticals, and food. Custom specs and packaging available.
Net Weight 50KG
Content MgO ≥ 16.0%
Particle Size 0.1-0.3mm
Port of Loading QingDao/DaLian
CAS No. 10034-99-8
Chemical Formula MgSO₄·7H₂O
Magnesium Sulfate Heptahydrate

Magnesium Sulfate Heptahydrate

High-purity Magnesium Sulfate Heptahydrate for Mg and S supply. Excellent solubility, stable, low hygroscopicity, zero residue. Boosts photosynthesis, growth, quality, yield. Used in agri, industry, pharma, food. Strict QC, stable China-factory supply, global trusted, custom services.
Net Weight 50KG
Content MgO ≥ 16.0%
Particle Size 1-3mm
Port of Loading QingDao/DaLian
CAS No. 10034-99-8
Chemical Formula MgSO₄·7H₂O
Agricultural Magnesium Sulfate

Agricultural Magnesium Sulfate

Agricultural Magnesium Sulfate (CAS: 7487-88-9, MgSO₄) is a high-purity water-soluble fertilizer with purity ≥98.5% and MgO ≥25%, no harmful additives. It alleviates Mg deficiency, boosts photosynthesis, improves soil fertility. Suitable for grains, vegetables, fruits, flowers. Produced with mature processes and strict QC in China for global buyers.
Net Weight 50KG
Content MgO ≥ 16.0%
Particle Size 2-4mm
Port of Loading QingDao/DaLian
CAS No. 10034-99-8
Chemical Formula MgSO₄·7H₂O
Aolansu is a professional Medium and Trace Element Fertilizers manufacturer and supplier in China. We have an experienced sales team, professional technicians, and an after-sales service team.
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