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楸树是我国北方珍贵的速生用材树种.树干高大通直,树姿雄伟壮观,材质优良,生长迅速,自古以来有“木王”之称,深受广大群众喜爱.为积极发展这一珍贵树种,我所今年采用了全光播种育苗办法,获得亩产揪树苗5000余株.平均高度120厘米,地径1.3厘米,最高苗木达178厘米,地径2.3厘米,整齐均匀,长势喜人.实践证明全光播种育苗,不仅可以获得成功,而且产苗量高,成本低廉.现介绍如下,供参考.
Catalpa bungei is a precious species of fast-growing timber in the north of our country.The tree trunk is tall and straight, the tree pose is majestic, the material is good, the growth is rapid, since ancient times, it has been widely loved by many people. Precious species, this year I adopted all-sowing nursery seedlings method, access to acres of seedlings and more than 5000 strains of seedlings. The average height of 120 cm, diameter 1.3 cm, the highest seedlings up to 178 cm, diameter 2.3 cm, neat even, gratifying. Practice shows that all light sowing seedlings, not only can be successful, but also high yield and low cost. Now introduced as follows, for reference.