How do you eat high-yield lettuce? If you want the lettuce texture to be crisp and of good quality, it is very important to master the planting points. Lettuce likes a cool climate, and short sunshine and low temperature can help the growth and development of lettuce. Let's take a look at the cultivation methods of lettuce in the following section. 1. Soil preparation and fertilization The soil for planting lettuce suggests that the vegetable farmers should choose loose soil with rich organic fertilizer, good drainage, and good fertilizer and water retention capacity. Before planting, deep ploughing should be carried out, and 2 to 3 tons of fermented farmyard manure can be applied per acre. After 7 to 10 days of drying, fine soil preparation should be carried out. The distance between the reclamation is 1.8-1.9 m, and the cultivation in the season is flat. Seasonal cultivation uses sorghum. 2. Planting season The adaptability of lettuce is very wide. Different varieties can be used for row planting, which means that the entire anniversary can be balanced and produced to provide market supply. The varieties that are sown in the main season are mainly selected from No. 1 and No. 1 in Yuye. 3. Sowing When the planting seedlings are ready, the lettuce can be directly sown and watered. After watering, the mixture is immersed in a second time with 4.5% of the basal emulsifiable concentrate 3000 times and 5% of the ounce of 5% of the emulsifier. This is mainly for the prevention and control of underground pests. The row spacing is generally 32x35 cm, and 4800 to 5200 plants per acre are recommended. 4. Field management After transplanting, remember to water the water in time. After the survival, you can apply 8-10 kg of ammonium hydrogen per mus to 10 kg of calcium. Lettuce planting should strengthen the cultivating, the rosette period to the blade sealing stage, topdressing 10 to 15 kg of urea per mu, potassium sulfate 10 to 15 kg, see dry and wet. When the stem of lettuce is beginning to expand, the third top dressing is carried out. Generally, 10 kg of potassium sulfate, 15 kg of urea and 50 kg of ternary compound fertilizer are applied per mu. 5. Harvesting When you find that the top of the main stem of the lettuce and the tip of the highest leaf are flush, you can harvest it. At this time, the lettuce can be released without removing the old leaves, and the texture is crisp and tender. The above is the main point of today's lettuce cultivation, friends who have not seen the addiction, please continue to pay attention to the update of Hui Nong.com or consult the agricultural articles related to lettuce. Veterinary Medical Equipment Veterinary Medical Equipment Medton Medical , https://www.medton.cn
Lettuce sowing time and planting points