Purpose: The objective of the present study was to examine the impact of explant type and varying concentrations of 2. 4-Dichlorophenoxyacetic acid and 6-Benzyladenine growth regulators on the San Pedro cactus callus morphological and biochemical characteristics. Research method: Four types of explants were used i. e. https://countryscenesaddleryandpetsuppliers.shop/product-category/general-purpose-saddle/