During the past three years we have studied the inheritance of hard seeds in soybeans. These studies have been supported in part by INTSOY and in part by the Rockefeller Foundation. They were begun with the help of Dr. H. C. Minor and Dr. E. H. Paschal III who had evaluated potential parental material for the hard-seed characteristic and who continued to help through advice, handling plant materials in Puerto Rico, and providing certain facilities
