论文部分内容阅读
花卉得了腐烂病,轻则造成植株衰弱,生长不良,重则造成整株死亡,严重威胁花卉生长。近年来,一些花农在实践中摸索出一些防治腐烂病的土方法,收到了较好的效果,与使用化学农药相比,具有取材容易、方法简便、效果良好、经济实惠、无污染等优点。 1.涂抹碘酒在病斑周围0.5厘米的范围用刀片刻划,深达木质部,使病斑与健康部位分离,然后在病斑上按0.5厘米的间隔,
Flower decay disease, ranging from the result of plant weakness, poor growth, heavy cause death of the entire plant, a serious threat to the growth of flowers. In recent years, some flower growers have found out some soil methods in prevention and treatment of rot disease in practice, and have received good results. Compared with the use of chemical pesticides, some flower growers have the advantages of easy drawing, simple and convenient method, good effect, economical and pollution-free. 1. smear iodine 0.5 cm in the lesion area scored with a blade, deep xylem, the lesion and healthy parts of the separation, and then in the lesions by 0.5 cm intervals,