High Phosphorus Water Soluble Fertilizer
High phosphorus water soluble fertilizers are fertilizers with significantly higher phosphorus content than conventional fertilizers, and can be completely soluble in water. The core feature of this kind of fertilizer is to meet the conditions of high phosphorus and water soluble at the same time. It is mainly used to meet the large amount and rapid demand for phosphorus of crops in specific growth stages (e.g. blossoming, fruiting, root development), and it is especially suitable for drip irrigation, sprinkler irrigation, foliar spraying and other precise fertilizer application methods in modern agriculture.
Product Features & Applications
High-phosphorus water-soluble fertilizers show remarkable advantages in modern agriculture. Its core value lies in its ability to provide crops with highly concentrated and completely water-soluble fast-acting phosphorus nutrition, which can accurately meet the urgent needs of crops during the critical phosphorus demand period (such as seedling root promotion, bud differentiation, flowering and fruiting), and can be quickly effective in 3-5 days after application, especially suitable for rapid nutritional remediation under adverse conditions. Through drip irrigation, sprinkler irrigation and other water-fertilizer integration technology, this kind of fertilizer can deliver the dissolved phosphorus nutrients directly to the root zone of the crop, greatly reducing the ineffective contact with the soil, effectively overcoming the traditional phosphorus fertilizer is easy to be fixed by the soil problems.
Precautions for use
Avoid overdose: Although high phosphorus is good, overdose may antagonize the uptake of zinc, iron, copper and other trace elements, leading to deficiencies or the risk of eutrophication of water bodies. Scientific dosing is required based on crop needs and soil testing.
Focus on balance: Although high phosphorus is needed at a certain stage, balanced nutrition is required throughout the crop's reproductive life. High-phosphorus fertilizers are mainly used at specific times and need to be combined with fertilizers containing nitrogen, potassium and other nutrients.
Soil pH Suitability: Water-soluble phosphorus still has fixation problems in strongly acidic soils (susceptible to iron and aluminum fixation) and strongly alkaline soils (susceptible to calcium fixation). It can be combined with organic fertilizers, soil conditioners or choose anti-fixation products such as ammonium polyphosphate.
Water Quality Requirements: When used in irrigation systems, pay attention to water hardness (calcium and magnesium ions). Hard water tends to form deposits with water-soluble phosphates that can clog drip tips. Select a low hardness water source or use a product with chelating/hard water resistance (e.g., ammonium polyphosphate, chelator-containing formulations).
Cost Consideration: High-phosphorus water-soluble fertilizers (especially high-quality formulations) are usually more expensive than ordinary fertilizers, but their high utilization rate and the benefits of precise fertilization can often cover the cost.
Our Factory
In 2011, Monband Zhaoxian county factory was build, located in No.68, Crown Road, Xinzhaidian Industrial Park, Zhaoxian County.
Monband Zhaoxian County Factory, With an annual output of more than 200,000 tons of specialty fertilizers. Owning a number of production devices: 6 powder production lines, 2 extruded granular production lines, 6 liquid production lines, 1 blended granular production line, 3 tablet equipment, etc.
Our Certificate
Five products have been certified by EU REACH
Member of International Fertilizer Industry Association (lFA)
Frequently Asked Questions (FAQ)
Q: What are the main advantages of high-phosphorus water-soluble fertilizer?
A: Its core advantages are reflected in the quick-acting (can be absorbed by the crop in 3-5 days after application), high utilization (phosphorus utilization under drip irrigation can reach 40-60%, much higher than the traditional phosphorus fertilizer's 10-20%), as well as perfectly adapted to drip irrigation, foliar spraying, and other modern agricultural precision fertilization techniques.
Q: How to apply high phosphorus water soluble fertilizer correctly?
A: The application method should be chosen flexibly according to the demand of crops: 800-1500 times dilution is needed for drip irrigation or flushing (2-3 kg per mu in seedling stage, increasing to 3-5 kg in flowering and fruiting stage); 1000-1500 times dilution of potassium dihydrogen phosphate is recommended for foliar spraying (avoiding high temperature); in sandy soil, the principle of "small amount, many times" should be adhered to in order to prevent the loss of nutrients.
Q: Why the effect is not obvious after drip irrigation?
A: It can be attributed to three reasons: not using hard water resistant formulations in hard water areas (ammonium polyphosphate should be chosen or chelating agent should be added), missing the critical period of phosphorus requirement such as flower bud differentiation, or abnormal soil pH (acidic soil pH<5.5 or calcareous soil pH>7.5 will fix phosphorus, and need to be adjusted in advance to adjust the acidity or supplement with microbial fungus agent).
Q: What are the risks of over-application?
A: Excessive use may lead to micronutrient antagonism (e.g. inhibition of zinc and iron uptake leading to yellowing of leaves), premature crop failure (excessive consumption of nutrients by reproductive growth), and environmental pollution (phosphorus runoff leading to eutrophication of water bodies); the solution involves precise application of fertilizers based on soil test results and switching to a balanced type of fertilizers (e.g. 20-20-20) after the flowering and fruiting stage.
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