据《国外农业科技》报道,日本应用“蔬菜断根插条育苗法”生产蔬菜。所谓断根育苗,就是播种蔬菜种子,在幼苗期把根从颈部齐地平茬切掉,将切掉根的苗作为插条扦插于预先准备好的床土上,经2—3天,新根即从切断部位发出来,成长为确有许多优点的壮苗。为提高其可靠性,在各种环境下经过多年反复试验,结果都增产。断根育苗有两种作法,断根插条及断嫁接法。这里仅介绍断根插 According to “Foreign Agricultural Science and Technology” report, Japan’s application of “vegetable root pruning nursery method” to produce vegetables. The so-called root-cutting nursery, is the sowing of vegetable seeds in the seedling stage cut from the neck Qi stubble cut off the root of the seedlings cuttings cuttings pre-prepared bed, after 2-3 days, the new root Sent from the cut off the site, growth has indeed many strong seedlings. To improve its reliability, after many years of repeated tests in various environments, the results have increased. There are two ways to cut root nursery, cuttings and cut off the grafting method. Here only cut off the root plug