... 兰考泡桐 Paulownia elongata 泡桐（白花泡桐） Paulownia fortunei 紫花泡桐(毛泡桐) Paulownia tomentosa ...
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The system of vitro plantlet regeneration from the leaves of tetraploids of Paulownia elongate and Paulownia fortunei was established.
以叶片为外植体，建立了同源四倍体兰考泡桐和白花泡桐体外植株再生系统。
The Nutrients changes and the nutrient levels in different canopy layers of 2-year-old Paulownia fortunei Yulinensis in a growing season were studied under the natural condition.
研究了河南省商丘市2年生泡桐一个生长季节的养分变化情况及不同冠层养分状况。
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