Mass selection 3 Hybrid varieties 2 Hybridization 2 Biometrical Techniques in Plant Breeding 1 Bulk method 1 Domestication and centres sof origin 1 MASS SELECTION 1 METHODS OF CROP IMPROVEMENT 1 MODE OF REPRODUCTION IN RELATION TO BREEDING METHODS 1 Mass Selection 1 Modes of Reproduction in Crop Plants 1 Modes of reproduction and pollination control 1 NATURE AND SCOPE OF PLANT BREEDING 1 Pedigree method 1 Plant 1 Plant breeding 1 Pollination control 1 Selection in self pollinated crops 1