多效唑是我国生产的新的植物生长延缓剂,对植物生长有明显的抑制作用。在很多名贵花卉的栽培中,不少植株生长过于高大,开花不紧凑,严重影响观赏效果。通过实验研究,施用多效唑后可克服这类缺点。它在花卉生产上具有广阔的应用前景,我们在花卉和草皮生产上应用的效果如下: 控制碧桃徒长花多枝条下垂碧桃是北方重要的观赏花木,北京植物园 PP333 is a new plant growth retarding agent produced in China, which has a significant inhibitory effect on plant growth. In the cultivation of many precious flowers, many plants grow too tall, flowering is not compact, seriously affecting the ornamental effect. Through experimental research, paclobutrazol can overcome these shortcomings. It has broad application prospects in the production of flowers, flowers and we used in the production of turf effect is as follows: Control Peach buds long branches of many flowers hanging peach is an important ornamental flowers in the north, Beijing Botanical Garden