Exploring the global research trends in biofertilizers: a bibliometric approach

Area of Science:

• Agricultural Science
• Microbiology
• Biotechnology

Background:

• Biofertilizers are crucial for sustainable agriculture, offering eco-friendly alternatives to chemical fertilizers.
• Global research output on biofertilizers has seen a notable increase between 2000 and 2019.
• Understanding research trends and networks is vital for advancing biofertilizer technology.

Purpose of the Study:

• To conduct a bibliometric analysis of global biofertilizer research from 2000-2019.
• To identify key research areas and emerging trends in the biofertilizer domain.
• To map major international research collaborations and networks.

Main Methods:

• Bibliometric analysis of 344 research articles published between 2000 and 2019.
• Data sourced from the ISI Web of Science database.
• Bibliometric data processed and visualized using VOSviewer software.

Main Results:

• A significant rise in publications was observed, with notable contributions from Brazil, India, China, the USA, and Iran.
• Primary research themes include assessing nitrogen fixation capacity, yield improvement, and the economics of biofertilizer application.
• Identification of key research networks and collaboration patterns within the global biofertilizer community.

Conclusions:

• The study highlights the growing global interest and research activity in biofertilizers.
• Key research focuses provide a roadmap for future investigations in nitrogen fixation, yield enhancement, and economic applications.
• Findings serve as a valuable reference for researchers and policymakers aiming to advance sustainable agricultural practices through biofertilizers.