TY - BOOK AU - Groenewald,E.G. AU - Koeleman,A. AU - Wessels,D.C.J. TI - Callus Formation and plant Regeneration from Seed Tissue of Aloe pretoriensis Pole Evans KW - TISSUE CULTURE KW - PROPAGATION UR - https://drive.google.com/file/d/1BDyqFeKlnpdAcPuLYCXy_0yHWXhz7XqR/view?usp=drivesdk ER -