1. Too much nitrogen fertilizer The excessive nitrogen concentration makes the soil concentration too high. From the ground part, it shows the symptoms of calcium deficiency, that is, the leaves are inlaid with gold, and the chlorotic is yellow, but not much decay. From the roots, the roots are browned and the roots are blunt. In the field, too much fertilizer was applied to the individual plants, and the plants showed rapid wilting and wilting. At present, it is seen that the autumn and winter 茬 cucumber adopts the winter and spring 茬 "Dafei, Dashui" tube method, because the fat damage caused by the bottom leaves quickly yellowing, a large number of thin waist melons.
2. Excessive phosphate fertilizer is sometimes in the seedbed, sometimes after planting, more in front of the melon, suddenly the new leaves from the tip of the local or most of the leaves are yellow, but no rot and dry, can be rescued by watering, such as At the same time, the use of "Green Bokang" can accelerate the disappearance of symptoms. Phosphorus also causes the melon skin of cucumber to harden.
3. Fat burning Fat burning occurs under the following conditions: First, a large amount of unfertilized straw fertilizer, sawdust, wheat bran, and rice husk are applied, and these raw materials are further fermented in the soil. In this process, either fever or fever, or a large amount of available nitrogen in the soil, makes the plant yellow and thin. In this case, we should pay close attention to watering or combine watering to supplement the quick-acting nitrogen fertilizer; second, the amount of fertilizer, cake fertilizer and chemical fertilizer applied to the soil is large and not fully mixed with the soil. When the cucumber roots reach the fertilizer concentration, Will cause burns. There are also ditching or opening holes to apply fertilizer to the roots, which is also easy to cause root burning. The aboveground part corresponding to the burned root of the fat often has a dry edge or a wilting of the leaves. In this case, it is also advisable to water the water. In addition, in greenhouses where chicken feces are excessively applied, it is often easy to see slow growth of plants, thick green leaves, and shrinkage.
The present invention provides a multifunctional pull faucet, comprising: a faucet body, a drawing part is provided at the water outlet port thereof, and the drawing part is connected to a main channel, wherein at least three are provided in the faucet body A branch channel, and the three branch channels are all connected to the main channel. A multifunctional pull faucet provided by the present invention, wherein the hot water channel, the cold water channel and the water purification channel (pure water channel) are all connected to the main channel , And the main channel is connected with the drawing part on the main body of the faucet, so that the drawing part can obtain the water quality (hot water, cold water, purified water or pure water) required by different users, thereby improving the user experience, and , By integrating the hot water channel, cold water channel and pure water channel (pure water channel) into the main channel, the internal structure of the faucet is simplified, and the production cost of the faucet is reduced..
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