The founders of the art of plant breeding; The relation of certain biologie principles to plant breeding; The value of crop improvement in relation to a more efficient agriculture; Plant genetics; Biometrical methods; Field-plot technic; Soil heterogeneity; Climatic variations; Summary of field-plot technic; The mode of reproduction in relation to breeding; Naturally self-pollinated plants; Often cross-pollinated plants; Naturally cross-pollinated plants; Controlling pollination; Some results of selection with self-fertilized crops; Some results of crossing as a means of improving self-fertilized crops; Methods of breeding small grains; Classification and inheritance in wheat; Classification and inheritance of small grains other than wheat; Cowpeas, soybeans, and velvet beans; Flax and tobacco; Cotton and sorghum; Inheritance in maize; Maize breeding; Grasses, clover, and alfalfa; Potato improvement; Breedng of vegetables; Fruit breeding; Farmers methods of producing pure seeds.

Contains proceedings.