本刊讯(特约通讯员张兴旺)云南省元谋县元马镇清河村青年农民肖春芳,2006年初从山东省引进金丝新4号红枣苗1000株,并用同时引进的接穗和多头高接换种技术改换原来的老品种,当年种植、换接,当年结果,幼苗定植树平均株产果1kg,高接换种树株产果10kg。 (Reporter Zhang Xingwang) Xiao Chunfang, a young farmer from Qinghe Village, Yuanma Town, Yuanmou County, Yunnan Province, introduced 1000 jujube seedlings of Jinsi Xinhao No. 4 from Shandong Province in early 2006 and changed the technology with the simultaneous introduction of scion and bullfinches The original old varieties, then planting, exchange connection, the year results, seedlings planted trees average yield of 1kg fruit trees, high yield of 10kg fruit trees.