Management method of open-air tomato
Tomatoes, also known as tomatoes, are one of the common vegetables in life. Some people will ask how to manage open-air tomatoes. Tomatoes have a great demand for fertilizer, so we should fertilize the soil in time when planting in the open air. During the growth period of tomato, nitrogen, phosphorus and potassium can be applied to plants, and it is best to dilute the fertilizer with water before each fertilization.
After the tomato bears fruit, it needs topdressing once to make the fruit grow bigger; After the fruit is ripe, it needs to be fertilized again. In order to promote the early maturity of the fruit, foliar fertilizer can be sprayed on the plants properly during the period. When tomatoes are growing, it is necessary to cut off the overgrown and diseased branches on the plants.
After pruning, the wound can be properly disinfected by applying potassium permanganate solution to prevent the wound from being infected with bacteria. The water requirements of tomatoes are different at different stages. When tomatoes bloom, they can be watered according to the principle of seeing dry and seeing wet, so as to prevent the flowers from falling due to excessive watering.
The demand for water in tomato fruit-bearing period is large, so it is necessary to increase the number of watering properly, but the amount of watering should not be too much each time to prevent water from accumulating in the soil. With high temperature and high air humidity, tomatoes are susceptible to diseases and insect pests. At this time, it is necessary to spray the plants with chemicals in advance and take preventive measures.