Want to achieve the quality of sand onions and high yield, it is best to build a greenhouse, is also the more popular planting methods on the market, although the pre-cost is relatively high, about 4,000 to 5,000 yuan per mu per year, so the harvest is still very Not bad.
1. Construction: Generally, the cost of building a greenhouse in a greenhouse is about 3,500 to 5,000 yuan per mu.
2. Fertilizer: The nutrient requirements for scallions are not very high. Generally, the fertilizer cost per mu is about 300 yuan per year.
3, Tian Rent: Most of the sand onions will be planted in relatively remote areas, so the cost per acre is about 300 yuan.
4, artificial: sand onion is very strong, and does not need too much care, about 200 yuan per mu per year.
5. Pesticides: Generally, the onion is rarely damaged by pests. As for the lime, it is necessary to sprinkle some lime. Generally, only about 20 pieces per mu are needed.
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