8 Row Pneumatic Carrot Seeder

Precision Pneumatic Seed Metering System

Adopting the principle of negative pressure adsorption, this system achieves accurate single-seed sowing. It is particularly ideal for high-value crops like carrots-where precise seedling spacing is critical and seed costs are substantial-reducing seed consumption by 30% to 50% effectively.

4-Ridge 8-Row Configuration

The seeder covers 4 ridges and 8 rows in one operation, boasting operational efficiency that far surpasses manual sowing and traditional single-ridge seeders. This significantly shortens the sowing cycle, enabling farmers to capitalize on the optimal planting window.

Integrated One-Pass Operation

The machine is designed to complete a sequence of continuous processes in a single field pass, typically including rotary tillage/land preparation, ridge forming, seeding, soil covering and compaction. This minimizes tractor traffic in the field, preserves the integrity of the soil structure, and reduces both fuel consumption and labor costs.

Millimeter-Level Adjustable Row & Plant Spacing

The row and plant spacing of the dual rows on each ridge can be precisely adjusted in millimeters, based on crop variety characteristics and high-yield cultivation requirements. This customized setup optimizes light exposure and nutrient distribution, laying a solid foundation for vigorous carrot growth.

1Longer, more robust rotary tiller blades penetrate deeply into the soil for deep cultivation. They efficiently break up the plow pan, enhance soil permeability and stimulate root development, while forming a thicker, looser active soil layer with sponge-like properties. This deep, porous soil structure retains more water and nutrients-locking in moisture during wet periods and releasing it gradually in dry conditions-creating an optimal environment with sufficient space and nutrient supply for carrots to grow straight, uniform roots.

2.Unlike simple soil-piling ridging, the rotary compaction technology kneads and compacts the soil, resulting in ridges with dense internal structure, smooth and neat surfaces. These sturdy ridges are resistant to erosion and collapse caused by irrigation or rainfall, providing a stable growing environment for carrots. For wet and heavy clay soils, stainless steel components prevent soil adhesion-avoiding the clogging issue of regular steel parts that impairs ridge quality-ensuring consistent and trouble-free

3.This all-in-one machine integrates seven core processes of carrot cultivation: rotary tilling, ridging, leveling, drip tape laying, seeding, monitoring and compacting. It is not merely a combination of functions, but a revolution in farm workflow. A single pass across the field completes all operations, drastically reducing working hours compared to traditional segmented operations. Moreover, it enables large-scale planting even within the narrow window of optimal sowing time.

4.The three-point hitch acts as the universal "connector" for agricultural equipment. A single operator can attach the seeder to a tractor in just minutes using only the hydraulic lever-no tools required. This drastically cuts equipment changeover time, enhancing utilization efficiency and operational flexibility. As nearly all modern tractors come standard with this system, our seeder is compatible with various brands and horsepower levels. No dedicated tractor is needed, greatly expanding the equipment's applicability and market appeal.

5.Unlike PTO-driven systems that are tied to engine speed, our electric fan is powered by an independent motor, maintaining consistent speed and stable negative pressure at all times. Whether the tractor accelerates, decelerates, or idles, negative pressure remains unchanged. This stability is key to ultra-precise seeding-even at high speeds-and completely eliminates miss-seeding or reseeding caused by engine speed fluctuations.

6.The enlarged soil collection plate efficiently conveys more loosened soil from furrow bottoms to ridges, forming tall, plump, and firm ridges that provide ample root growth space for carrots and other root crops. It also clears loose soil and crop residues from furrows, creating clean, level seed beds with uniform depth. This ensures precise seeding and simplifies subsequent field operations such as drainage and inter-row cultivation.

7.Extended tiller blades maximize soil coverage per operation. Built with heavy-duty components-including thickened steel plates and advanced heat-treated parts-they resist warping or breakage even when working in hard, compacted soil. The end result is finely crushed, uniformly textured soil that forms a clod-free seedbed, laying a solid foundation for vigorous seed germination and healthy root establishment.

8.The main beam serves as the machine's rugged backbone. Its widened, thickened box-type or I-beam structure delivers exceptional bending and torsional strength, effortlessly withstanding extreme stresses from rotary tilling, ridging and seeding tasks, as well as extra torque generated in rough terrain.

9.Frame deformation and cracking are completely eliminated even under heavy loads and high operating speeds, ensuring long-lasting structural reliability.Each seeding unit-including furrow opener, seed metering device, covering and pressing wheels-is designed as an independently hinged module. On sloped or uneven land, these units move vertically on their own to hug the terrain closely, maintaining uniform seeding depth and pressing force across all rows. This resolves the critical flaw of traditional rigid seeders, which often result in inconsistent sowing depths on bumpy ground.

10.Each sowing unit is fitted with a four-bar linkage mechanism, enabling independent operation from the main beam and other units. This allows the unit to flexibly sense and adapt to the micro-topography and subtle undulations of the ground beneath it. Sowing depth consistency directly dictates the uniformity of soil temperature, moisture, and aeration surrounding the seeds. Seeds sown at a consistent depth germinate nearly synchronously, endowing seedlings with uniform initial vigor and fundamentally eliminating uneven crop growth caused by discrepancies in germination timing or seedling emergence strength.

11.Row spacing, plant spacing, ridge height and ridge width are all fully adjustable to match the unique agronomic requirements of different carrot varieties, soil types and regional planting practices. From dense sowing of small-diameter carrot cultivars to wide-spacing layouts for large-root varieties, the seeder can be tailored precisely to maximize yield potential for every scenario.

12.Equipped with a six-position adjustable seed spacing box, the system adopts precision gear or sprocket drives, where each gear corresponds to a fixed transmission ratio. Row spacing adjustments achieve millimeter-level precision and remain consistent regardless of operating speed, ensuring zero human error in seeding configuration.

Equipped with suspended seeders, the seeding units are capable of achieving precise individual seed placement for crops with small 

medium-sized grains.

Unused seeds remaining in the seed dispenser can be easily retrieved and reused for subsequent sowing tasks. This user-friendly design eliminates seed waste caused by leftover seeds being discarded after operation, which is particularly valuable for high-value crop seeds such as carrots.

Focus on Air-Suction Carrot Seeders · Empower Precise & Efficient Planting

We are dedicated exclusively to the R&D and manufacturing of air-suction carrot seeders, focusing all our expertise on addressing the core pain points of carrot cultivation. Our mission is to empower global carrot growers with professional, high-performance equipment that delivers uncompromising seeding precision and operational efficiency.

1.With years of proven expertise in pneumatic precision sowing, we have built a specialized R&D team with expertise spanning mechanical engineering, electronic control, and agronomy. Every core engineer brings over 10 years of hands-on experience in agricultural machinery development.

2We have collaborated with top agricultural universities and research institutes to establish joint R&D laboratories, focusing on core technologies such as air-suction negative pressure control and precision seed metering. This seamless integration of machinery and agronomy enables us to deliver crop-specific sowing precision tailored to diverse planting needs.

3.Our R&D investment exceeds the industry average. We consistently address key industry pain points – such as low seed loss, high-speed operation, and multi-terrain adaptability of pneumatic seeders – driving the industry forward with continuous technological upgrades.

4.We have achieved localization of core air-suction sowing technologies, breaking the long-standing monopoly of imported equipment. Our products match international advanced standards in both efficiency and precision, effectively helping farmers cut seed and labor costs per acre.

5.Leveraging high-precision machining equipment, we independently develop and manufacture core components including seed suction plates and negative pressure pipelines. This ensures technical consistency from the production source and fully eliminates reliance on imported parts.

6.We operate a closed-loop system of R&D – field testing – iterative optimization, continuously refining product performance based on real-world operational feedback from farmers, to perfectly align with the demands of frontline farming.

Qingdao Dashun Jingfeng Agricultural Machinery Co., Ltd. is located in the scenic city of Laixi, Qingdao. As a high-tech modern enterprise specialized in agricultural machinery manufacturing, we own an expansive production base spanning over 20 acres, with a registered capital of RMB 5 million. To date, the company has obtained more than 40 national patents, a compelling testament to our steadfast dedication to technological innovation.Our diverse and comprehensive product portfolio covers a full range of precision sowing equipment, including pneumatic vegetable seeders, pneumatic leafy vegetable seeders, as well as specialized models tailored for radish, carrot, cabbage, baby cabbage, spinach, coriander, and medicinal herbs. These offerings have earned us an excellent market reputation both at home and abroad.Equipped with large-scale production facilities, state-of-the-art manufacturing equipment, and a strong R&D team, we adhere to rigorous scientific production processes and employ a highly skilled workforce. This integrated edge allows us to implement full-cycle quality control, ensuring that every product rolling off our production line meets the highest industry standards. For years, we have cemented an impeccable reputation among valued customers by delivering premium-quality products at competitive prices.In particular, our pneumatic seeders stand out as the flagship product series, holding a leading position in China's agricultural machinery sector.

As a pioneer in pneumatic precision sowing, we have long focused on the pain points of cultivating small-seeded crops such as carrots. We have crafted a world-leading air-suction carrot sowing solution, with the deep integration of agricultural machinery and agronomy at its core. Backed by over 20 years of industry expertise and continuous technological innovation, we have evolved into a modern agricultural equipment enterprise integrating R&D, production, sales and service – delivering reliable, efficient and high-yield planting solutions to growers worldwide.Core Strengths: Technology-Driven, Breaking Industry BarriersWe have assembled a professional R&D team comprising specialists in agricultural machinery engineering, electronic control technology and agronomic adaptation. Our core engineers boast over a decade of experience in agricultural machinery development. We have also established joint laboratories with a number of agricultural universities and research institutes, dedicated to the R&D of core technologies including air suction, negative pressure control and precision seed metering. With R&D investment exceeding the industry average, we have broken the technological monopoly of imported equipment and achieved the localization of core technologies. We have independently developed key components such as the double-ring hole seed plate and serrated scraper seed cleaner, ensuring that the sowing spacing qualification rate exceeds 94%, the miss-seeding rate is below 5%, and the reseeding rate is under 4% – all meeting international advanced standards.

Weak seed suction / frequent missed sowing: First, verify that the vacuum pressure is within the calibrated range of the equipment. Next, clear any clogged holes on the seed suction plate. Finally, inspect the pipelines for air leaks and check if the fan filter is clogged with dust.

Uneven seeding / seed jams: Remove clumped seeds from the hopper, check the tightness of the seed scraping blades, and ensure the seed suction plate is correctly installed without misalignment.

Abnormal machine noise: Stop the machine immediately, then check if the drive belt is loose, if the bearings are insufficiently lubricated, and if the component connection screws are loose.

Power on but no startup: Inspect the power supply and power interface connection, check if the circuit switch is functioning properly, and eliminate the possibility of overload tripping.

Excess residue after operation: Enhance the fit of the scraping blades, clean the pipeline dead corners, and confirm that the fan suction power has not weakened.