香椿,又叫椿甜树、椿阳树、椿芽树等,为高大落叶乔木。香椿育苗有播种、埋根、插根、扦插等方法。一、种子采集采取15～30年生、无病虫害的健壮母树上充分成熟的果实。种子必须是当年新采的,种皮新鲜呈红黄色,种仁呈黄白色带有膜质的饱满种子,净度在98%以上,发芽率在 Toon, also known as Tsubaki sweet tree, Chunyang tree, Chunya tree, etc., as tall deciduous trees. Toon seedling planting, burial, plugging, cutting and other methods. First, the seed collection to take 15 to 30 years old, no pests and diseases of the robust mother tree mature fruit. Seeds must be the year of the new mining, seed coat fresh reddish yellow, yellowish white seed with a membranous full of seeds, the clarity of more than 98%, the germination rate at