问题
问答题 简答题
怎样用沼液防治麦蚜？
答案
参考答案：
每667米2取沼液50千克，加入乐果数滴，晴天露水干后喷洒。若6小时以内遇雨，则应补治1次。蚜虫28小时失活，40～50小时死亡，杀虫率90%。
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怎样用沼液防治麦蚜？
参考答案：
每667米2取沼液50千克，加入乐果数滴，晴天露水干后喷洒。若6小时以内遇雨，则应补治1次。蚜虫28小时失活，40～50小时死亡，杀虫率90%。
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| Hello! My name is Mike. I am from the USA. Now I am in China with my parents.I like China. I like Chinese food, too.I have breakfast at home.I eat an egg,bread,and porridge, I do not like milk. I have no time to go home for lunch,so I have it at school.The lunch in our school is good. I can have different food for lunch. I eat rice, meat, and vegetables.Sometimes I have noodles and dumplings. I have supper at home with my parents.We have fish, meat, vegetables, and fruit.Sometimes we go out to eat with our friends. | ||||||||||||
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