论文部分内容阅读
在城市绿化、美化工作中,我们大力提倡推广和应用宿根耐寒花卉,其原因是: 1.一年栽种可以连续观赏2—3年,节约劳力与其它开支;; 2.种类繁多,合理搭配与调解花期可从春季至秋季开花不断; 3.适应性强,栽培方法简便,繁殖量大,可采用播种、扦插、分株等繁殖方法; 4.花色优美,五彩缤纷,有
In urban greening and landscaping, we strongly advocate the promotion and application of perennial cold-resistant flowers. The reasons are as follows: 1. One-year planting can continuously watch for 2-3 years to save labor and other expenses; 2. A wide range of reasonable collocation Mediation flowering from spring to autumn flowering; 3. Adaptability, cultivation methods are simple, reproductive capacity, can be sowing, cutting, ramets and other breeding methods; 4. Beautiful colors, colorful, there are