大南果梨引种试验任宝君，李宝成，谭树人，李秀珍（辽宁建平县果树站）大南果梨系南果梨的优良芽变品种，为辽宁省果树所与沈阳农业大学共同选育的。１９８９年初，报辽宁省品种审定委员会批准，命名大南果梨。于１９８９年春引入我县试栽，１９９２年５２株全部开花结果... Large South fruit pear introduction test Ren Baojun, Li Baocheng, Tan Shuren, Li Xiuzhen (Liaoning Jianping Fruit Station) Nannan fruit pears Nanguo pear varieties of good buds for the fruit trees in Liaoning Province and Shenyang Agricultural University jointly breeding. In early 1989, it was approved by Liaoning Provincial Variety Approval Committee and named Da Nan Fruit Pear. In the spring of 1989 I introduced trial planting in 1992, all 52 plants flowering results ...