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What Are Plant Growth Regulators? Benefits, Types & Uses Plant Growth Regulators (PGRs) are plant hormones, organic chemicals that can naturally or artificially influence and control various physiological processes in plants. Even in very small quantities, these regulators can significantly impact plant growth, development, and how plants respond to environmental conditions. Learn more: https://hackmd.io/@dhanukaagritech/plant-growth-regulators-types-benefits-and-uses #pgr #plantgrowthregulators #plantgrowthregulatorproducts