Many people who are either actively or indirectly engaged in corn breeking are acquainted with the fact that so called hybrid vigor is brought about through crossing of strains of corn that have first been reduced by several generations of inbreeding or selfing. Hybrid vigor has long been recognized and it is not the purpose of the present paper to discuss the fundamentals further than to call attention to it as a basis, for corn improvement.
corn breeding, hybird vigor, selfing, asexual reproduction
South Dakota Experiment Station, South Dakota State College of Agriculture and Mechanical Arts
Hume, A.N., "The Possibility of Utilizing Selfed Strains in Practical Corn Improvement" (1930). Research Bulletins of the South Dakota Agricultural Experiment Station (1887-2011). 245.