Novoa A., Foxcroft L. C., Keet J. H., Pyšek P., Le Roux J. J., The invasive cactus Opuntia stricta creates fertility islands in African savannas and benefits from those created by native trees, Scientific Reports, 2021, 11(1):20748, doi: 10.1038/s41598-021-99857-x
The soil study in Kruger National Park compares physicochemical properties, enzyme activity and bacterial communities beneath prickly pears, beneath native trees and in open areas. A seed experiment shows how soil origin relates to O. stricta germination.