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近年来，生产上发现部分龙眼嫁接苗种植后在嫁接口处发生膨大、生长不良的现象，我们将此拟为嫁接不亲和。为此作了本试验。 试验设在潮州市果树研究所龙眼示范国内。试材为１９９３年种植的大乌圆龙眼２５株，同时选取２～３年生粗壮实生苗４６株供靠接用。果园按常规管理。１
In recent years, the production of some longan grafted seedlings found in the grafted joints after the expansion occurs, the phenomenon of poor growth, we propose this as a graft incompatibility. For this reason made this experiment. The experiment was set up in the Longan Demonstration Institute of Chaozhou Fruit Tree Research Institute. The test material was planted in 1993, 25 large-round longan, at the same time choose 2 to 3 years 46 sturdy seedlings for access by. Orchard management by convention. 1