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广州市郊区果树站于1973年进行了柑桔的快速育苗试验,试接甜橙三千多株,成活率达98%,从播种至出圃共十个月时间(1972年12月20日播种,1973年3月移植分床,6月中旬嫁接,10月中旬出圃)。据9月上旬检查,苗高47.7厘米,茎粗0.79厘米,主干高18.6厘米,一级分枝3—5条,且有20%已抽出二级枝,10中旬可以出圃。他们对快速育苗主要抓好以下几个环节:一、砧木选择。砧木选择是快速育苗的重要环节。为适应郊区以
Fruit trees in the suburbs of Guangzhou City in 1973 conducted a rapid test of citrus seedlings, test more than 3,000 oranges, the survival rate of 98%, from planting to nursery for a total of ten months (December 20, 1972 sowing, March 1973 transplant sub-bed, grafted in mid-June, out of nursery in mid-October). According to the inspection in early September, the seedling height was 47.7 centimeters, the stem diameter was 0.79 centimeters, the trunk height was 18.6 centimeters, the first branch was 3-5 pieces, and 20% had extracted the second grade branch. They focus on rapid nursery mainly the following aspects: First, stock selection. Rootstock selection is an important part of rapid nursery. To adapt to the suburbs