论文部分内容阅读
桧柏树干直立,枝叶密集,树形优美,是大家喜爱的园林绿化树种。生长快,适应性强,栽培区域广泛。据资料记载,我国除一些较寒冷地区外,各地多有桧柏栽培。省林科所苗圃在1983—1987年间进行桧柏无性繁殖(扦插、嫁接两种方式),目前苗圃地有不同苗龄的桧柏苗约9000余株,占苗圃地面积9.5亩,定植株行距的密度分别为0.6米×0.6米、0.8×0.8米、1米×1米三种形式,无论是扦插苗还是嫁接苗(砧木为侧柏苗)都生长很好,为省所绿化和出售商品苗木,提供了雄厚的物质基础。以往对桧柏育种、繁殖方法的研究资料和文章较多,本文对桧柏的生长情况及其经济效益进行介绍。
Cypress cypress trunk upright, dense foliage, beautiful tree, is our favorite landscape tree species. Fast growth, adaptability, cultivation of a wide range of areas. According to the records, in addition to some colder areas in our country, there are many cypress cultivation areas. Provincial nursery nursery in 1983-1987 apricot sessile clonal propagation (cuttings, grafting two ways), nursery at the age of seedlings have cypress cypress about 9,000 plants, accounting for 9.5 acres of nursery area, planting spacing The density of 0.6 m × 0.6 m, 0.8 × 0.8 m, 1 m × 1 m three forms, whether cutting or grafted seedlings (rootstock Platycladus orientalis) grow well for the provincial green and sell goods Seedlings, providing a solid material foundation. Previous cypress breeding, breeding methods and more research papers and articles, this paper on the growth of cypress and its economic benefits are introduced.