“Gas and Fertilizer†is a “nickname†for farmers to give ammonium bicarbonate. It is a chemical fertilizer with more than 17% nitrogen. It can not only provide nutrients for the growth of crops, but also be used as pesticides to control many pests and diseases of crops. , killing two birds with one stone. The specific use is as follows:
"Gas and fertilizer" is mixed with farmyard manure. When planting potatoes and sweet potatoes, mix 20-25 kg of “gas fertilizer†with farmyard manure per acre and apply it evenly to the ridges to drive away the cockroaches that harm the seedlings. Before planting vegetable seeds and seedlings such as leeks, garlic, cowpeas, cucumbers, etc., use 25-30 kg of “gas fertilizer†per mu and mix well with farmyard manure to kill roots and small tigers and reduce the harm of underground pests. Dilute the "gas fertilizer" and spray the melon and fruit vegetables on the leaves. When aphids occur, the "gas fertilizer" is diluted 80-100 times and sprayed evenly on the stems and leaves of the crops, which can kill the aphids and reduce fungal, bacterial and viral diseases such as blight and verticillium.
Use "gas fertilizer", copper sulfate to make pesticides. Using 3.8 kg of "gas fertilizer" and 0.5 kg of copper sulfate developed into powder, mix well and immediately add 1 kg of lime to mix well, and place it in a container or airtight nylon bag for 24 hours to make "copper ammonium powder". When it is used, it is diluted into a "copper ammonium mixture" according to the content of copper and added with water 1200-1500 times to spray the crop, which can prevent fungal and bacterial diseases, and can also play the role of top dressing.
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