Virus free clone IRQ 8-1 from Prosser, Washington. Prosser received from a source in Washington. Replacement scions from Prosser received at NCGR 2/24/1993 and 9/15/1993. Provence Quince (BA 29-C) is a selection from the species Cydonia obonga, which was produced by the Institute National de la Recherette Agronomique (INRA) in France. Reports from France indicate that BA 29-C is a virus-free selection of Provence Quince, Le Page Series C. Provence Quince BA 29-C is precocious, very high yielding and produces trees anywhere from 1/2 to 2/3 the size of standard pear trees. Provence Quince BA 29-C is incompatible with some pear varieties, resulting in the use of an interstem or stem piece between the scion variety and the understock. The stem pieces most commonly used are Old Home and Hardy. Provence Quince BA 29-C is more compatible with some Bartlett selections. Resistant to pear decline, crown gall, nematodes and root aphids, and more resistant to calcareous soil types than other quince rootstocks. -- TRECO Nursery Catalog, 2012