Infusing Smart Precision: Are Robotic Crop Sprayers the Key?

ROBS4CROPS Project

Research Project

4 min read
Infusing Smart Precision: Are Robotic Crop Sprayers the Key?

Have you ever wondered how robotic crop sprayers transform traditional farming practices and pave the way for precision agriculture? Pesticides, herbicides, and fertilizers can be handled seamlessly. No more random sprays – these robots prioritize precision, ensuring every drop reaches its intended target.

In the ever-evolving landscape of agriculture, technological strides are pivotal for boosting efficiency, productivity, and sustainability. Among the cutting-edge innovations, robotic crop sprayers stand out, reshaping the landscape of modern farming. These autonomous marvels promise to transform crop protection, infusing precision, efficiency, and eco-friendliness into agriculture. Beyond the conventional approach to applying pesticides and fertilizers, robotic crop sprayers offer diverse benefits for farmers and the environment alike.

The Demand for Agricultural Innovations

The global population is steadily increasing, and the United Nations' projections suggest it could reach 9.7 billion by the year 2050. The continual growth, combined with rising incomes in developing nations causing shifts in dietary habits, such as increased consumption of protein and meat, is generating an unprecedented demand for food production on a global scale. While traditional farming methods have proven effective, they often encounter difficulties related to cost implications, environmental impact, resource optimization, and labour shortages. In response to such an increasing population and challenges, there is a call for innovations: Robots. Recognized as integral to the Industrial Revolution, agricultural robots and their automation play a crucial role in realizing the United Nation’s Sustainable Development Goals (SDGs), including realizing one of the goals: Preservation of Life on Land

How do Robotic Crop Sprayers operate? 

Choosing to apply herbicides across entire crops, with associated costs and potential environmental risks, can be avoided by specifically targeting areas where weeds are present. In achieving this goal, modern agriculture undergoes a revolution with the incorporation of cutting-edge technologies such as artificial intelligence, sensors, and GPS in robotic crop sprayers. Operating autonomously, these robots maneuver through agricultural fields, applying all necessary fertilizers, pesticides, and herbicides with precision and accuracy. There are three main reasons why robotic crop sprayers are so effective: precise technology, artificial intelligence, and autonomous operations.  Equipped with GPS, those robots traverse regions with such precision, ensuring targeted application of fertilizers and pesticides and ensuring reduction of waste. Artificial intelligence algorithms are doing real-time analysis of the crop, identifying their health, and analyzing their soil conditions. Robotic crop sprayers have autonomous operations, being programmed to follow predetermined ways without human intervention. 

Adoption Challenges

While the advantages of incorporating robotic crop sprayers into agriculture are substantial, several challenges require attention, and one of them is the crucial one: initial investment. The initial costs of acquiring robotic crop sprayers may pose a significant obstacle for certain farmers. Nonetheless, it is crucial to consider the long-term savings and benefits associated with heightened efficiency and resource optimization. There are a few more to be addressed, such as technological integration and regulatory compliance. Farmers might encounter difficulties in integrating and adapting to new tech innovations. Adequate training is essential to facilitate a seamless transition to robotic crop spraying. The deployment of robotic crop sprayers may be subject to regulatory frameworks. Ensuring adherence to both local and international regulations is essential for the widespread adoption of this technology.

Numerous Benefits  

Robotic crop sprayers bring multiple benefits to contemporary farming practices:

  • Increased Efficiency: Compared to traditional methods, robotic sprayers cover large areas in a shorter time frame, enabling farmers to manage larger fields more efficiently.
  • Labor Savings: Addressing recent challenges related to labour shortages in agriculture, robotic crop sprayers help by automating the spraying process, reducing the dependency on manual labour. 
  • Resource Optimization: The precise application of fertilizers, pesticides, and herbicides enhances resource utilization. This targeted approach allows farmers to reduce input costs while maximizing the effectiveness of crop protection measures.
  • Precision Agriculture: Robotic crop sprayers are characterized by their precision, accurately targeting specific treatment areas. This precision optimizes agrochemical usage, reducing overall consumption and minimizing environmental impact.
  • Environmental Sustainability: Robotic crop sprayers contribute to environmental sustainability by minimizing chemical runoff and decreasing the overall use of agrochemicals. This aligns with the growing emphasis on sustainable and eco-friendly farming practices, while preserving soil health. 

Robs4Crops Project Contribution

The Robs4Crops pilots are making significant strides in both mechanical weeding and spraying. In the Spanish pilot, focused on enhancing apple orchard spraying, efforts are underway to automate the process, reduce chemical dependency, and address labor shortages. The Spanish pilot is using a different technology, including a retrofitted tractor, an autonomous sprayer, a new perception unit, a terminal, an AGC Box. This involves retrofitting a tractor with the AGC kit and the EOLO model of the sprayer from Teyme.

The Greek pilot is dedicated to improving the spraying of table grape vineyards, essential for meeting the high-quality expectations of supermarkets and consumers. The pilot is using state-of-the-art technology to enhance the process of table grape spraying: a retrofitted tractor, a CEOL robot, a Perception Unit, a Hydraulic System, a Terminal, and an AGC Box.  The Perception Unit played a crucial role in autonomous spraying, especially when the vine leaves reached the required density. In 2023, the team conducted spraying trials comparing autonomous and conventional methods in a 0.46-hectare commercial field.

Conclusion 

In summary, robotic crop sprayers mark a substantial advancement in contemporary agriculture. Their precision, efficiency, and contributions to sustainability render them invaluable tools for farmers grappling with the demands of sustaining a growing global population. Despite the initial obstacles, the enduring benefits of incorporating robotic crop sprayers surpass the challenges. With ongoing technological progress, the trajectory suggests that these autonomous machines will continue to play an ever-more crucial role in defining the future of agriculture.

 

Further more:

Mechanical Weeding – Application in Pumpkins

Precision Agriculture and Weed Control with Robots