What pesticides are used in the process of growing green vegetables?
There are many kinds of pesticides used in the planting process of green vegetables, such as pesticides, fungicides, plant regulators and so on. For example, in the peak period of the occurrence of cabbage worm larvae, 20% thiazuron suspension, 1000 times of phoxim EC or 1000 times of trichlorfon crystal can be sprayed 2-3 times in time.
When the green vegetables we buy taste like pesticides, it is possible that farmers have not passed the safe interval when they sell vegetables. The safe interval means that there must be a certain period of time after medication, usually 10-15 days before they can be picked.
How to clean the pesticides in green vegetables?
When cooking and stir-frying, it is necessary to wash green vegetables, and it is necessary to wash them carefully and meticulously. Some people say that soda and baking soda are added to the vegetable washing water; some people say that vinegar and salt are added to the vegetable washing water; some people say that detergents are added to the vegetable washing water and so on. None of these methods is a good one, none of them can achieve the purpose of cleaning agricultural residues, and some of them even create new hazards. The best way is to soak and clean in clear water, which is reassuring and there is no danger of pollution again.
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How to apply fertilizer to dripping Guanyin
Dishui Guanyin leaves are very big, green leaves, many people like. It can improve the home environment and give people a sense of freshness. So, how to apply fertilizer to Dishui Guanyin? First, dripping Guanyin how to fertilize 1, dripping Guanyin like fertilizer, generally apply 1 per month
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How to treat cactus disease
Cactus is a variety of cactus in the family Opuntia. It was introduced in China at the end of the Ming Dynasty and is commonly cultivated in the southern coastal areas. So, how to treat the cactus when it encounters a disease? First, how to treat cactus diseases? different cactus diseases are treated differently. such as,
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