Driving Agricultural Transformation with UAV Technology

Dr. Nimish Kapoor

Traditional farming methods often fall short in addressing the multifaceted challenges that Indian agriculture faces- ranging from unpredictable weather patterns to pest infestations, crop diseases, and inefficient resource use. These limitations, coupled with delayed detection of crop issues, frequently result in reduced yields and increased costs, perpetuating cycles of inefficiency and financial strain for farmers.

Indian farmers face several challenges that hinder productivity and profitability. Crop stress caused by pests, diseases, and nutrient deficiencies is often detected too late, resulting in lower yields and costly recovery efforts. Traditional farming methods lack the precision needed to manage fertiliser and pesticide use effectively, leading to environmental damage, soil degradation, and poorer quality produce. Climate variability and unpredictable weather patterns further exacerbate these issues, impacting overall crop performance. Additionally, inefficient use of water and agricultural inputs drives up costs and depletes natural resources, threatening long- term sustainability. Small and marginal farmers, in particular, struggle with limited access to timely, field- specific data, restricting their ability to make informed decisions and optimise their operations. Addressing these challenges requires innovative, data- driven solutions to enhance productivity and resilience.

Recognising these pressing issues, Agritech start- ups like BharatRohan are stepping in to bridge the gap, replacing guesswork with scientific precision. BharatRohan leverages advanced technologies to develop solutions that identify early signs of crop stress- such as pest attacks, diseases, and nutrient deficiencies- long before they become visible. This allows farmers to take proactive measures, mitigating losses and boosting profitability.

 UAV- based Hyperspectral Imaging

At the heart of BharatRohan's innovation is UAV- based Hyperspectral Imaging, a cutting- edge technology that provides critical insights into crop health. By integrating these tools into farming practices, the start- up not only enhances productivity but also promotes sustainable and eco- friendly agriculture.

BharatRohan envisions a future where India's food supply chain is secure and sustainable. Its focus lies in empowering farmers with data- driven insights that drive profitability and reduce dependence on chemical-intensive farming. By making advanced agricultural technology accessible to rural markets, BharatRohan is fostering a shift towards resilient, sustainable, and profitable farming practices, paving the way for a brighter agricultural future.

Inspiration Behind the Agri- Tech Start- up

Founders of BharatRohan Start- up Amandeep Panwar and Rishabh Choudhary, both aeronautical engineers, were inspired to launch their Agritech venture while flying drones over farmers' fields. Conversations with farmers revealed common issues like soil nutrient deficiencies, overuse of fertilisers, and undetected pest and disease attacks, often leading to significant losses.

This insight sparked the idea of developing an end- to- end decision support system for early detection of crop stress. Further research into hyper-spectral imaging- a technology capable of identifying crop issues before visible signs appear- reinforced their vision. Through this innovation, the founders aim to equip farmers with timely insights, enabling preventive action and improving yields.

Technology Behind the Innovation

BharatRohan's core innovation lies in the application of Hyperspectral Imaging integrated with Unmanned Aerial Vehicles (UAVs) and advanced analytics to transform agriculture. Here's an overview:

Hyperspectral and Multi-spectral Imaging:

·       Agritech drones equipped with advanced hyperspectral and multispectral sensors capture detailed images, providing critical insights into crop health.

·       These sensors detect subtle colour changes and variations in plant vigour, offering early warnings of pest infestations, diseases, and nutrient deficiencies.

·       This precision allows farmers to intervene before problems escalate, ensuring healthier crops and higher yields.

·       The technology also facilitates the early detection of water stress, enabling farmers to make informed decisions to protect their crops.

UAV- Based Data Collection:

·       UAVs equipped with hyperspectral sensors scan fields at high resolution, covering large areas quickly and reducing manual labour.

·       This ensures rapid data acquisition and highly accurate monitoring of crop health and growth patterns.

Variable Rate Application (VRA):

·       By integrating GPS technology and advanced sensors, drones enable variable rate application of fertilisers, pesticides, and water based on the specific needs of different field areas.

·       This ensures each section of the field receives the appropriate amount of resources, improving efficiency, boosting yields, and reducing waste.

BharatRohan's drones are revolutionising agriculture with advanced features like hyperspectral and multispectral imaging, terrace and obstacle sensors, and a 1.5 kg payload capacity. Operating at a 120 m ceiling, the drones provide precise, accurate data for farmers. Their folding design boosts portability, while extended flight times and high payloads enhance efficiency. Integrated with a cloud- based Decision Support System, the drones deliver real- time insights, enabling optimised crop management and higher yields.

Facilitating Sustainable Farming Practices

BharatRohan is promoting sustainable farming by using advanced drones for precision agriculture. These AI- powered drones collect accurate data, reducing agriculture's carbon footprint and supporting long- term sustainability. By providing real- time insights, the technology boosts productivity and profitability for farms of all sizes. Smallholder farmers, often lacking resources, can now adopt modern techniques and compete with larger operations. BharatRohan ensures farmers receive thorough training and ongoing support to integrate the technology, though challenges like resistance to change, investment costs, and regulations remain.

Positive Impact on Farmers and the Industry

BharatRohan's CropAssure service has transformed farming by offering UAV- based hyper-spectral imaging and expert advice. This helps detect pests, diseases, and nutrient deficiencies early, preventing losses and increasing yields. Mint farmers have reduced costs and improved productivity by following tailored recommendations. In Rajasthan, Bharat- Rohan's Integrated Pest Management (IPM) for cumin farming increased yields by 40%, raising production from 50 kg to 70 kg per acre. This resulted in an extra income of Rs. 20,000 per acre, with total earnings rising by Rs. 23,620 per acre. These results highlight the potential of precision agriculture to improve liveli-hoods and conserve resources.

Collaborations and Government Support

BharatRohan collaborates with state governments to expand precision agriculture. Projects include the Uttar Pradesh IFC Project, Haryana's paddy farming initiative in Kaithal (500 acres), and Maharashtra's MAIDC Project. UAV technology is transforming Indian farming, providing early insights that lower input costs and boost yields. By focusing on rural markets and working with governments, BharatRohan addresses farmers' challenges while supporting food security and sustainability. As the company grows, its innovative approach sets a new standard for agricultural advancement and highlights the role of technology in reshaping farming.

Journey of BharatRohan

·       2016 - The Beginning:

 Founded with a vision to empower farmers through precision farming tools in rural India.

·       2017 - Pilot Project:

Launched first pilot with 42 farms in partnership with CSIR- CIMAP, Lucknow.

Tested technology- driven farming solutions, validating the model for scalability.

·       2018 - Funding and Expansion:

Secured grants from a-IDEA TBI and BIRAC-BIG to scale operations and enhance outreach.

·       2019 - Growth and Partnerships:

 Expanded to 1,000 farmers nationwide.

Partnered with ITC for advisory support during two crop cycles.

Raised funds through Startup Oasis to accelerate growth.

·       2020 - Rapid Expansion:

Farmer network grew from 2,000 to 3,600 in four months.

Entered Rajasthan with cumin and moong bean crops.

By year- end, network expanded to 6,000 farmers across 30,000 acres.

·       2021 - Drone Franchise and Investment:

Secured funding from Acumen and Upaya Social Ventures.

Launched drone station franchise model to support FPCs and rural youth.

·       2022 - Innovation and Sustainability:

Introduced Spectral Vegetation Indices (SVI) for crop- specific insights.

Launched carbon farming programme in Uttar Pradesh, promoting Alternate Wetting and Drying to cut emissions.

·       2024 - Scaling Up:

Expanded to 500,000 acres across 10 states.

Achieved Fair Trade International and FSSC 22000 certifications.

(The author is a science communication specialist. Feedback can be sent to feedback.employmentnews@ gmail.com)

Views expressed are personal.