Impact of PGPR-enriched tuff on biochemical characteristics, antioxidant enzyme activities and hormonal responses in walnut saplings
Abstract Walnut (Juglans regia L.) is one of the most economically important tree nuts worldwide due to its nutritional and health-promoting properties. The use of plant growth-promoting rhizobacteria (PGPR) in agriculture is increasing attention as a sustainable alternative to intensively used chemical inputs; however...