浅谈早春黄瓜苗“花打顶”的发生与防止措施杨有权，王慧，李佳宁（吉林省蔬菜花卉科学研究所）近年，为了追求保护地生产的经济高效益，在早春黄瓜育苗的播期上越抢越早，使黄瓜的苗龄越发拉长，造成定植前的长期蹲苗后果。因此，在保护黄瓜苗栽植时．常常可以看到其呈现... On the Occurrence and Preventive Measures of Early Spring Cucumber Seedling “Topping with Flowers” Yang Youquan, Wang Hui, Li Jianing (Institute of Vegetable and Flower Science, Jilin Province) In recent years, in order to pursue the economic benefits of protected area production, Grab the more early, so that the cucumber seedling more elongated, resulting in long-term colonization before planting seedlings consequences. Therefore, the protection of cucumber seedlings planted. Often can see its rendering ...