Entering a New Agricultural Era through the Impact of Nano-Fertilizers on Crop Development: A Review
Mahesha K. N.
Department of Vegetable Science, Navsari Agricultural University, Navsari, Gujarat, India.
N. K. Singh
Department of Agronomy, ICAR-ATARI-Krishi Vigyan Kendra, Pratapgarh, UP, India.
S. B. Amarshettiwar
Department of Plant Physiology, Dr. Panjabrao Deshmukh Krishi Vidyapeeth, Akola, India.
Gurinder Singh
Department of Agronomy, Punjab Agricultural University, Ludhiana (Punjab), India.
Shani Gulaiya
Jawaharlal Nehru Krishi Vishwa Vidhalay (JNKVV), Jabalpur (M.P.), India.
Hiren Das
Department of Soil Science, Assam Agricultural University, Jorhat-13, India.
Jogendra Kumar
RMP (PG) College, Gurukul NARSAN, Haridwar, India.
*Author to whom correspondence should be addressed.
Abstract
The dynamic interface between nanotechnology and agriculture heralds a new era in food production, with nano-fertilizers standing at the forefront of this revolution. These fertilizers, leveraging the unique properties of nanoparticles, promise to address several challenges posed by traditional fertilization methods, including nutrient wastage, environmental pollution, and inconsistent yields. Preliminary studies indicate that nano-fertilizers can enhance nutrient uptake, allowing for direct and efficient nutrient transfer to plant cells, leading to improved crop yields. Their targeted delivery mechanisms mitigate nutrient loss through leaching, presenting a more environmentally friendly alternative. Yet, alongside these potential benefits, the introduction of nanoparticles into agriculture poses significant challenges. There are growing concerns regarding their long-term environmental impact, specifically the accumulation of nanoparticles in various ecosystems and the subsequent implications for flora and fauna. Potential health risks for both consumers and farm workers also warrant in-depth research, with questions arising about the bioaccumulation of nanoparticles in plants and their subsequent effects when consumed. The possibility of the emergence of nanoparticle-resistant pests, mirroring the historical challenges with pesticide-resistant strains, adds another layer of complexity to the narrative. Policymakers face the intricate task of creating dynamic regulatory frameworks. These need to facilitate the advancement and adoption of nano-fertilizers while ensuring the safety of both the environment and consumers. Such frameworks should be predicated on robust scientific research, encompassing not just immediate crop yield outcomes but broader ecological, health, and socio-economic impacts. Looking ahead, as the field of nanotechnology continues to evolve rapidly, the agricultural sector stands at a pivotal juncture. Embracing the advantages of nano-fertilizers could fundamentally reshape farming practices, driving them towards greater sustainability and efficiency. This transition needs to be navigated with a clear vision, grounded in rigorous scientific inquiry and underpinned by comprehensive policies, to ensure that the agriculture of tomorrow is both bountiful and sustainable.
Keywords: Nanotechnology, nano-fertilizers, agriculture, sustainability, regulation
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