大扁是优良的木本油料树种,扁仁可直接供食用和榨油,也是我国重要的出口物资。山杏改接大扁后,生长快,树势好,结果早,扁仁大,味香甜。在毛主席“以粮为纲,全面发展”方针指引下,我县广大贫下中农开展了群众性山杏改接大扁的科学实验,摸索出“根皮接”的好方法,并在全县推广,有力地加速了 Dabian is excellent woody oil tree species, flat kernels can be directly used for food and oil extraction, but also an important export material in our country. Prunus apricot changed to large flat, fast growth, tree potential is good, early results, flat big, sweet taste. Under the principle of “taking grain as the key link and all-round development” of Chairman Mao, the vast majority of poor and middle-level peasants in our county have carried out scientific experiments of mass apricot re-connecting with Tai Chi and found out a good method of " Promote, effectively accelerated