苹果老残园改建的问题张洪胜，王风娟，辛培刚（烟台市山东国家级无毒果苗基地下曲家２６４００４）（山东农业大学园艺系）进入九十年代后，我国渤海湾、黄河故道及西北高原等苹果主产区都将面临着一个共同任务，即老残果园的更新改建。这种态势将成为未来一段时间内果业... Apple’s old remnant of the park reconstruction Zhang Hongsheng, Wang Fengjuan, Xin Pei just (Yantai City, Shandong national non-toxic fruit seedling bases under the song home 264004) (Shandong Agricultural University Department of Horticulture) into the nineties, China’s Bohai Bay, the Yellow River and Northwest Plateau and other apples The main producing areas will face a common task, that is, the renovation of the old residual orchard. This situation will become the fruit industry in the next period of time ...