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研究了C136.84-83-1,C137,8112-3,7801-6和8507-16个优良泡桐无性系根插苗高生长随生长季节和苗木高度的变化规律,同时试验研究了各无性系苗木的高径比和合理的育苗密度。
The changes of height growth of rootstock seedlings of Cv. Paulownia C136.84-83-1, C137, 8112-3, 7801-6 and 8507-16 with growth season and seedling height were studied. Height-diameter ratio and reasonable nursery density.