February 1964 Compiled by D.H. Wallace, Cornell University, Ithaca, New York 1. Inbreeding and Heterosis in Asparagus Philip Ito and T.M. Currence Department of Horticulture, University of Minnesota, St. Paul Sib crosses were made to develop inbred lines. Ten female plants from each of 9 inbred lines ranging four to eight sib-crossed generations were chosen […]