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白粉虱是温室常见的害虫之一,它体形小,不易发现,而且发生率高,危害范围广,如不及时防治,会危害多种花卉,轻者生长不良,重者全株毁灭。
Whitefly is one of the common pests in the greenhouse. Its shape is small and it is not easy to find. The incidence rate is high and the harm is wide. If it is not controlled in time, it will endanger many kinds of flowers.