How to grow green onions with high yield?
How to grow green onions with high yield? Please advise that although the growth process of Welsh onion is relatively simple, the technical requirements of field management are relatively high. In order to achieve the goal of high yield and high quality, the management measures are summarized as follows: 1. Early soil preparation, early transplanting and reasonable close planting are the key. Years of production experience shows that the yield of early transplanting Welsh onion is significantly higher than that of late transplanting Welsh onion. In addition, reasonable close planting is an important measure for high quality and high yield of Welsh onion, with a general plant spacing of 4cm and a row spacing of 25cm. two。 Ploughing and weeding should be done in time to prevent waterlogging from causing rotting roots. Mid-tillage can promote the root growth of green onions and increase the air permeability of the soil. Green onions are planted in the season of high temperature and Rain Water, and there are many kinds of weeds, so it is necessary to weed in time to prevent grass famine. July and August is the concentrated rainfall period in the northern region, which is easy to cause the phenomenon of green onions retting roots, yellow leaves and dry tips. In addition to doing a good job in preventing waterlogging and stagnant water, it is also necessary to break the table and disperse soil moisture early, so that the roots of green onions can carry out various normal activities. 3. The application of base fertilizer should be appropriate, and high yield and high quality should be guaranteed. Combined with the growth characteristics of green onions and local fertilization habits, generally 30 kg of "Tianji" phosphate nitrate was applied per mu, 30 kg of "Tianji" nitric phosphate fertilizer was applied per mu from July to August, and 25 kg of "Tianji" phosphate nitrate was applied per mu in late September. Click to get more green onion planting techniques click to get more vegetable planting techniques
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How to prevent and control retting roots with green onions?
Is there any way to increase the yield of green onions? Please instruct to grow green onions to increase production can refer to the following methods: after 40-50 days of planting green onions, the root system will basically recover and begin to enter the vigorous growth period of leaves. In terms of technical management measures, it is necessary to change from promoting root growth in the early stage to promoting stem and leaf growth. Improve the green onion.
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How to raise seedlings of green onions in autumn?
How to raise seedlings of green onions in autumn? Please introduce the key techniques for cultivating strong seedlings of Welsh onions in autumn: 1. Variety selection. The varieties of green onion in Luannan county mainly choose Liao onion No. 1 and Tang onion, which have good cold resistance, long green onion, lodging resistance, high yield and good quality. two。 Sowing date. Green onions to sow seeds.
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