爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.Arnold Arboretum
2.A place where an extensive variety of woody plants are cultivated for scientific, educational, and ornamental purposes.
树木园,植物园为科学、教育及装饰目而大量种植各类木本植物的地方收藏指正
3.In the tree garden, one can find 319 types of plants species such as Cycas revoluta, ginkgo tree, Chinese dove tree, etc.
树木园移植栽种植物319种,有苏铁、银杏、金钱松、秃杉、华盖木、珙桐等珍品;收藏指正
4.It shows that there are 50 different theme gardens in this 69 botanical gardens, and some gardens like rose garden, rock garden, water garden, arboretum garden, oriental garden, herb garden, ecology garden appear in more than 40% in botanical gardens.
结果表明:在所调查的植物园中,专类园类型超过50种,其中,蔷薇园、岩石园、水景园、树木园、东方园、草本植物园、生态园等在植物园中比例超过40%。收藏指正
5.through the breeding test of 25 species excellent broadleaf in Jian Shuangjiang forestry centre and Nanchang trees garden,appling the general method of seeding can breed the tree seedling up to grade,but the method of seed stratification and the time of sowing are difference,in the time we discuss the root system and the producing capacity of tree seedling preliminarily.
通过对吉安双江林场和南昌树木园 3年生 2 5个优良阔叶树种的育苗试验 ,表明采用常规育苗方法可培育出供生产用的合格苗木 ,但各树种在育苗时的种子催芽方法不尽相同 ,播种时间有所差异 ,同时对苗木的根系及苗木的产苗量进行了初步的探讨收藏指正
尝试查询