Humic Acid for Soil is a soil conditioner designed to improve soil quality and enhance fertilizer efficiency. It addresses issues such as soil compaction, acidification, and salinization while promoting crop root growth. It is not a fertilizer in itself—containing no nitrogen, phosphorus, or potassium—but rather functions by improving soil structure and mobilizing nutrients; therefore, it should be used in conjunction with chemical or organic fertilizers.
Functions of Humic Acid for Soil in soil improvement:
1. Improves soil structure: Humic Acid for Soil promotes the formation of soil aggregates, loosening compacted soil to allow for deeper root penetration while enhancing aeration and the soil’s capacity to retain water and nutrients.
2. Regulates soil pH: Humic Acid for Soil acts as a pH buffer, adjusting acidity or alkalinity as needed, making it effective for treating both acidic and saline-alkali soils.
3. Enhances fertilizer efficiency: Humic Acid for Soil reduces nitrogen volatilization and helps mobilize phosphorus and potassium, releasing nutrients previously fixed in the soil so crops can absorb them more easily. For example, if 100 jin (50 catties) of chemical fertilizer is typically used per mu, adding humic acid might reduce the required amount to 80 jin (40 catties).
4. Remediates contaminated soil: In soils contaminated with heavy metals, Humic Acid for Soil reduces heavy metal activity through processes like adsorption and complexation; it also aids in the degradation of organic pollutants.
Methods of using Humic Acid for soil:
1. Fertigation (drip irrigation or flushing): For mineral-source humic acid, the general dosage is 500–1,000 grams per mu per application; for biochemical humic acid, it is 2–5 kg per mu. Apply every 10–15 days. Some guidelines suggest a maximum of 3 kg per mu for flushing, with the dosage halved during the seedling stage.
2. Foliar spraying: Dilution ratios vary widely—ranging from 1:500–800 to 1:3,000–5,000. Always follow the specific instructions on the product label; it is better to use a solution that is too dilute rather than too concentrated. Excessive concentration can scorch leaves or damage root cell membranes, leading to root burn and seedling death.
3. Basal application: It can be mixed thoroughly with organic fertilizer at a ratio of approximately 1:5 and applied as a base fertilizer to reduce localized concentration.
PRODUCT DISPLAY
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NPK
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16-0-1
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12-0-1
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Organic matter:
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20%
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20%
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Humic Acid:
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13%
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13%
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Amino Acid:
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3%
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3%
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PH:
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5-8
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5-8
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Size:
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2-4mm ,90%min
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2-4mm ,90%min
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Advantages of humic acid organic fertilizer:
Improve soil: Long-term use of humic acid organic fertilizer can improve soil physical and chemical properties, alleviate soil crusting, salinization and other problems.
Environmental protection and safety: The natural organic ingredients of humic acid organic fertilizer are environmentally friendly and have no chemical residues.
Multifunctionality: Humic acid organic fertilizer integrates functions such as nutrient supply, soil improvement, and enhancing crop resistance.
Improve yield and quality: Humic acid organic fertilizer promotes healthy growth of crops, increases yield, and improves quality.
OUR FACTORY

PACKING & DELIVERY
Shipping By Sea
1. Standard packaging, Woven bag 25kg, Ton bag
2. Packaging according to customer requirements

FAQ
1. Are you a manufacturer or a trading company?
We are manufacturer, we have our own factory in Shanxi and Gansu.
2. Can you provide samples?
Yes, we can provide samples and we can send them to you immediately after receiving your request.
3.What is the MOQ?
Our usual MOQ is one full container, if you want to try LCL, we can also support it.
4. Can you print our logo?
Yes, of course!
5. How many different packages are available?
40kg/50kg white bag; 25kg customized colorful bag; other packages as per customer’s request.
6. How does your factory control quality?
Quality is our top priority. Our QC always puts a high priority on quality control from the beginning to the end of
production. Every shipment must be tested by HPLC before shipment and pre-shipment inspection by SGS or
PONY to ensure the products are qualified..
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