凡具有扦插生根能力的园林树木、花卉均可进行嫩枝细砂扦插育苗。几年来,我们以纯细砂代替土壤对二十多种树木、花卉进行扦插试验,获得成功,现将试验结果报告如下。1 操作与要求试验设计两个处理区(1)以纯细砂代替扦插基质(简称试验区);(2)以纯大田土作扦插 Where have cuttings rooting ability of garden trees, flowers can be cuttings fine cuttings nursery. Over the past few years, we use pure sand instead of soil for more than 20 kinds of trees, flowers, cutting test, success, the test results are reported below. 1 operation and requirements of the experimental design of the two treatment areas (1) instead of pure sand cuttings matrix (referred to as the test area); (2) pure field soil for cutting