6. Breeding of Clovers and Grasses 152 



Principles and methods in the improvement of Red Clover. . . . 154 



Multiplication of superior types ,155 



Principles and methods in the breeding of grasses 155 



Results obtained with grasses 166 



Local trials 167 



Summary of work with grasses and clovers 167 



7. Potato Breeding 163 



Principles of improvement in potato breeding . 168 



Production of sorts from the true " seed " ' 170 



Starch determination 173 



Field trials 176 



Local sort trials 177 



Degeneration in potatoes 178 



Table of yields and of starch content of leading sorts at Svalof 180 



Cooking qualities 181 



VIII. APPENDIX 183 



IX LITERATURE CITED . . 188 



