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泡桐属于玄参科泡桐属,是我国最速生的优质用材落叶阔叶树种之一。它具有生长快、分布广、适应性强、材质好、用途广的优点。 在河南一带,农桐间作6年生兰考桐;胸径48公分,年生长量为8公分,河南省睢县梁庄11年生兰考桐胸径66,材积2.04立方米,在山东一带农桐间作8年生泡桐树高13.7米,胸径46公分,材积近半立方米,在我国南方4年生白花泡桐胸径35公分,年平均生长量为8.8公分。泡桐适合农桐间作,大力发展泡桐是迅速解决农村四料(木料、肥料、饲料、燃料)来源的捷径。中国林科院林研所,对泡桐叶、花、花蕾进行了分析,(见表1)。泡桐的叶、
Paulownia genus belonging to genus Genus Paulownia, is China’s fastest growing high-quality timber deciduous broad-leaved species. It has the advantages of fast growth, wide distribution, strong adaptability, good material, wide use. In Henan area, the inter-crop of Agrocybe aegypti for 6 years; Lancentong; DBH 48 cm, annual growth rate of 8 cm; Liaozhuang, Henan Province, 11 years Lantana brown DBH 66, volume 2.04 cubic meters, Tree height 13.7 meters, 46 cm in diameter, diameter of nearly half a cubic meter, 4 years in southern China white Paulownia DBH diameter 35 cm, the average annual growth rate of 8.8 cm. Paulownia suitable for intercropping farm, to develop paulownia is to quickly solve the rural four materials (wood, fertilizer, feed, fuel) source of shortcuts. Forest Research Institute of Chinese Academy of Forestry, Paulownia leaves, flowers, buds were analyzed (Table 1). Paulownia leaves,