GA₃ and NAA foliar application enhances fruit set, quality, and storage performance in 'Fengtang' plum by regulating endogenous hormonal balance.
The development of the high-value 'Fengtang' plum industry in Guizhou Province is constrained by a low fruit set rate and inconsistent fruit quality. This study investigated the efficacy of exogenous plant growth regulators (PGRs)-gibberellic acid (GA3) and naphthaleneacetic acid (NAA), applied individually or in combi...