CONTENTS 



PAGE 



Introduction 81 



Characters used 83 



Height of culm and average height of plant 83 



Average length of head per plant 83 



Weight of plant . 83 



Total weight of plant 83 



Total weight of culm 83 



Average weight of culm per plant 84 



Number of kernels 84 



Number of spikelets 84 



Number of kernels per spikelet of plant 84 



Weight of straw 84 



Total weight of straw for the entire plant 84 



Total weight of straw per culm 84 



Average weight of straw per culm of plant 84 



Average weight of kernels per plant 84 



Diameter of straw 84 



Breaking strength of straw 84 



Yield 85 



Total yield of plant 85 



Total yield of culm 85 



Average yield of ciilm per plant 85 



Mathematical methods 85 



Studies taken up 86 



Comparison of biometrical constants determined for oat plants 



and for the culms of the same plants 86 



Correlations 91 



Biometrical comparison of varieties of oats 105 



Correlations 112 



Comparison of biometrical constants determined for oat plants 



grown in hills and in drills 139 



Correlations ." 143 



77 



