"Propagation techniques" refer to methods or approaches used to reproduce or multiply plants, typically through seeds, cuttings, grafting, or tissue culture. Full definition
Their persistent work to establish successful propagation techniques for dendritic cells also holds great promise for the advancement of a powerful immunotherapy (wherein a patient's own immune system is directed against cancer cells). (morgridge.org)
Using propagation techniques (see slide show for more details), Archangel has cloned ancient coast redwoods, sequoias, oaks and more than 150 other tree species, preserving their genetics in the process. (scientificamerican.com)
The second one was also heavily equipped with four zero - day exploits and used various propagation techniques, whereas the first one did not. (blog.politics.ox.ac.uk)