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香椿是一种无公害、无污染的木本保健蔬菜,营养丰富,药食两用。椿树生长旺盛,繁殖力强,对土质要求不严,我国南北均可种植。可自然栽培.也可用大棚温室矮化密植,亩植8000～10000株,经济效益5000～7000元。繁殖以育种育苗为主。(一)椿种的采收。椿树树龄一般要在15年以上才结籽,椿树结籽也有大小年之分,大年种籽相对过剩,小年常供不应求。采收时间是秋末冬初,一般
Toon is a pollution-free, pollution-free woody health vegetables, nutritious, edible. Chun tree vigorous growth, strong breeding capacity, lax requirements of soil, North and South China can be planted. Can be natural cultivation. Greenhouses can also be used dwarf planting, acres planted 8000 to 10000, the economic benefits of 5000 to 7000 yuan. Breeding breeding seedlings based. (A) Tsubaki kind of harvest. Toona sinensis tree age in general only 15 years before the end of the seed, Chinese knot also have the size of year-end sub-year, New Year’s relative surplus of seeds, often in short supply. Harvest time is late autumn and winter, generally