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进行果树人工授粉,应有简易授粉器,制做方法:选取注射用的青、链霉素小瓶,用洗衣粉浸泡2小时,
Artificial pollination of fruit trees, there should be a simple pollination, making methods: Select injecting green, streptomycin vials, soak for 2 hours with detergent,