Plant Growth-Promoting Rhizobacteria (PGPR) are a broad group of bacteria that live in plant roots and help them grow in a number of ways, such as by making phytohormones, dissolving nutrients, and making plants more resistant to disease. A lot of attention has been paid to these helpful microorganisms in modern agriculture because they could make farmers less reliant on chemical fertilizers, pesticides, and herbicides while also encouraging more sustainable and eco-friendly farming methods. Soil health management can be executed in a more entire method with PGPR, which may be used to deal with seeds, inoculate roots, or make bio fertilizers. A number of the principal ways that PGPR helps flowers develop are through fixing nitrogen, dissolving phosphate, making plant boom elements like auxins, gibberellins, and cytokinins, and competing with risky microorganisms for room and vitamins. By making it simpler for plant life to get and use nutrients, PGPR improves soil and plant health, which leads to better meal yields. Those bacteria also make herbal medicines and side raptors that stop unfold of risky pathogens that stay within the soil. This makes plants more proof against sicknesses. One greater awesome aspect about PGPR is they can assist vegetation in dealing with abiotic stresses like drought, saltiness, and heavy metallic poisoning by way of growing their systemic resistance (ISR). This part of PGPR is very essential when we communicate approximately climate trade because it makes vegetation much less immune to outside stresses. PGPR not only help flowers do well whilst they are harassed, but they also grow the kind of microbes within the soil that's important for preserving wholesome soil through the years. Similarly to their biological make use of, PGPR-based technology has emerged as important in natural farming, wherein manufactured poisons are used less or never. Using PGPR is a long-lasting and green option compared to the use of chemical compounds, which suits the developing call for farming techniques that are true for the environment. Together with this, PGPR has proven promise in improving the increase of many extraordinary foods, along with grains, beans, vegetables, and fruit timber. Even though PGPR has many benefits, there are still problems with making it work consistently in the field, finding the best ways to use it, and figuring out how it works at the molecular level. Researchers in PGPR are still looking for ways to make them work better in different types of land and environments. In general, PGPR could change the way modern agriculture is done by providing a natural and long-lasting way to increase food output, improve soil health, and lessen the harmful effects of traditional farming on the environment.
Keywords: Plant Growth-Promoting Rhizobacteria, Sustainable Agriculture, Biofertilizers, Nitrogen Fixation, Soil Fertility, Biocontrol
How to cite this article:Saxena R, Wawage P, Jadhav AV, Jagtap AD, Sharma OP., Plant Growth-Promoting Rhizobacteria: Applications and Benefits .Int J Drug Deliv Technol. 2026;16(1s): 1220-1233; DOI: 10.25258/ijddt.16. 1220-1233