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High-purity, drone-grade and field-proven fertilizer solutions engineered for superior foliar absorption and crop performance.
Years Experience
Sichuan Luobu New Material Technology Co., Ltd., founded in 2019, is located in Shifang City, Sichuan Province — one of China's key phosphate production regions. The area is known for its strong phosphate resource base and well-developed industrial infrastructure, providing a solid foundation for fertilizer manufacturing and technical innovation.
The company focuses on the research, production, and supply of high-performance phosphate-based fertilizers for modern agriculture. As a specialized MKP fertilizer supplier, we combine advanced spray-drying technology with rigorous quality standards to deliver drone-grade and field-grade solutions trusted by growers in 60+ countries.
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Monopotassium Phosphate (MKP, 0-52-34) is the gold standard in foliar fertilization — delivering rapidly bioavailable phosphorus and potassium directly through leaf tissue for immediate crop response.
MKP fertilizer provides a unique chloride-free, nitrogen-free nutrient profile that is ideal for crops sensitive to excess nitrogen at critical growth stages, enabling growers to precisely tailor nutrient delivery without interfering with hormonal or metabolic balances critical to yield and quality.
Our drone-grade MKP achieves ≥99.5% purity through advanced centrifugal spray-drying technology, ensuring crystal-clear solutions with zero clogging risk in UAV nozzles and precision irrigation systems.
100% water solubility with low EC values makes MKP ideal for foliar spray, drip irrigation, and hydroponics. Rapid dissolution even in cold water guarantees field-ready performance under all conditions.
Chloride-free formulation protects sensitive crops such as fruits, vegetables, tobacco, and flowers from chloride toxicity, making MKP the safest choice for premium horticultural production.
Specifically engineered for agricultural drone (UAV) spraying operations with optimal particle size, flowability, and solution stability — enabling precision aerial application at scale.
Phosphorus and potassium delivered directly to leaf tissue accelerate energy transfer, root development, fruit set, and sugar accumulation — driving measurable increases in crop yield and marketable quality.
ISO-certified manufacturing with complete traceability. Our MKP meets EU, US, and international agricultural input standards, supported by comprehensive documentation for import compliance worldwide.
The global specialty fertilizer market is undergoing a structural shift driven by precision agriculture, UAV technology, and sustainability mandates. MKP stands at the center of this transformation.
The global water-soluble fertilizer market is projected to exceed USD 22 billion by 2030, with MKP-based foliar products among the fastest-growing segments. Asia-Pacific leads demand, driven by intensive horticulture, greenhouse production, and government-led precision agriculture programs in China, India, and Southeast Asia.
China now operates over 1 million registered agricultural drones, treating more than 1 billion acres annually. This drone agriculture boom has created surging demand for ultra-pure, instantly soluble MKP specifically formulated for aerial spraying — a niche where Luobu holds significant technical leadership with patented spray-drying processes.
With global fertilizer regulations tightening and environmental compliance costs rising, growers are shifting from broadcast soil applications to targeted foliar nutrition. MKP foliar application reduces total phosphorus and potassium inputs by 30–50% while achieving equivalent or superior agronomic outcomes, directly addressing regulatory and sustainability objectives.
China accounts for over 70% of global MKP production capacity. Located in Shifang, Sichuan — China's phosphate industrial heartland — Luobu benefits from direct access to premium phosphate raw materials, cost-efficient manufacturing infrastructure, and a mature export logistics network reaching 60+ countries across 6 continents.
Next-generation MKP products are being co-formulated with chelated micronutrients, biostimulants, and crop protection adjuvants to create multi-functional foliar nutrition systems. Luobu's R&D pipeline includes TE-enriched MKP blends and nano-formulation technologies that enhance leaf penetration and nutrient use efficiency beyond conventional products.
Smart farming platforms increasingly rely on satellite imagery, soil sensors, and AI-driven decision engines to trigger precision foliar applications. MKP's rapid foliar efficacy makes it the preferred nutrient source for these data-driven systems, enabling growers to correct nutrient deficiencies within 24–72 hours of diagnosis — far faster than soil-applied alternatives.
Our drone-grade MKP delivers measurable agronomic performance across a wide spectrum of crops and growing systems worldwide.
Foliar MKP application during the booting to grain-filling stage of wheat, corn, and rice significantly increases kernel weight, test weight, and starch quality. UAV application at 1–2 kg/mu (15–30 kg/ha) during flag leaf emergence has demonstrated yield increases of 8–15% in field trials across Henan, Hebei, and Sichuan provinces.
For citrus, apples, and grapes, MKP foliar sprays at 0.3–0.5% concentration during pre-bloom and early fruit set dramatically improve fruit retention rates, cell division, and early fruit development. The phosphorus component supports energy metabolism during the critical reproductive transition while potassium enhances cell turgor and fruit firmness.
In tomatoes, peppers, cucumbers, and leafy greens, repeated MKP foliar applications throughout the growing season improve fruit soluble solids (Brix), skin firmness, color development, and post-harvest shelf life. These quality improvements directly translate to premium market pricing and reduced rejection rates in export markets.
Specialty flower producers rely on MKP to stimulate profuse flowering, enhance petal color intensity, and extend vase life. The nitrogen-free formulation prevents excessive vegetative growth late in the production cycle, channeling plant energy toward reproductive development and bloom quality — critical factors in high-value floriculture markets.
Real-world field trials demonstrate the consistent agronomic performance of Luobu drone-grade MKP across diverse crop systems and growing regions.
Field trials across China and international markets consistently demonstrate 8–18% yield improvements, improved grain quality scores, and enhanced crop stress tolerance through targeted MKP foliar nutrition programs.
As a specialized manufacturer of drone-grade MKP and water-soluble fertilizers, we actively participate in industry development as a council member of the China Agricultural Technology Extension and Service Association and the China Phosphate & Compound Fertilizer Industry Association. Our innovation is protected by multiple invention patents and independently verified by leading technology evaluation authorities.
Explore our comprehensive range of water-soluble fertilizers designed for foliar application, drip irrigation, and hydroponic crop production systems.
Whether you are a distributor, agronomist, or large-scale grower, our team of fertilizer specialists is ready to design the ideal MKP foliar nutrition program for your crops, markets, and sustainability goals. Request samples, technical datasheets, or a competitive quotation today.
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