Winter is a season in which vegetable diseases occur frequently. Because of the low temperature, it often encounters rain or continuous cloudy days, and the humidity is very high, which provides a popular condition for the disease. Tomatoes are no exception, of course, what are the diseases that occur in tomatoes in the winter? What are the causes of them? And listen to Xiaobian. First, tomato umbilical rot 1. Symptoms: Tomato umbilical rot is generally more common in the expansion period of tomato fruit. The fruit is contaminated with the disease and the water is lost. The top of the fruit will sag, but it will not rot. 2, the cause: tomato umbilical rot is mainly caused by imbalance or poor management of fertilization imbalance. Calcium deficiency is the main cause of the occurrence. The secondary cause may be the imbalance of water supply, which may also lead to the occurrence of umbilical rot in tomatoes. Second, the tomato tendon fruit 1. Symptoms: The rot of fruit tends to occur during fruit enlargement. When the disease begins, it spreads from the inside to the outside of the fruit. Therefore, the initial shape is generally invisible from the shape of the diseased fruit, and the diseased part is deepened and cut in the later stage. There are black bars behind. 2, the cause: mainly caused by the imbalance of elemental supply, potassium deficiency, boron deficiency, prone to tendon rot; fruit temperature in the shed at night, plant respiration increased, fruit nutrient supply is insufficient, but also prone to rot fruit disease . Third, tomato yellow leaf disease 1. Symptoms: The leaves of various parts of the yellow leaves of tomatoes can occur. The reasons are different depending on the location of the disease. 2. Cause: The lower leaves are yellow, which may be due to lack of nitrogen or magnesium, or root injury. The upper heart leaves turn yellow, which may be caused by continuous cloudy, high humidity and blocked by green-green synthesis. Fourth, tomato leaf curl disease 1. Symptoms: Common curls have top leaf curl and lower leaf curl. 2, the cause: the top leaves of the tomato curl, the first reason is that after a sudden cloudy day suddenly clear, the leaf transpiration is large, causing the leaves to gather or curl, the second is hormone poisoning or unreasonable fertilization. In addition to the above-mentioned common diseases of several kinds of tomatoes in winter, tomatoes may also have other types of diseases such as empty fruits, which are not listed here. Therefore, the planter's friends in the winter must manage the tomatoes in place. Vitamin A in fresh corn also has a certain auxiliary effect on the prevention and treatment of common dry eye, bronchitis, dry skin and nerve paralysis. Fresh corn is rich in lysine (very little in dry corn), which is an essential nutrient for the human body. Studies have found that eating more fresh corn can also inhibit the side effects of anticancer drugs on the human body. The cellulose in fresh corn is more and longer, and its amount is 6 to 8 times that of polished rice and flour. Fiber can make the stool smooth, so eating corn often can prevent constipation and hemorrhoids, and can also reduce the occurrence of gastrointestinal diseases. At the same time, it is also beneficial for preventing rectal cancer, arteriosclerosis, and lowering cholesterol. In addition, fresh corn is a bit hard and needs to be chewed hard when eating, which can exercise the teeth and promote saliva production and strong gums. Waxy Corn,Yellow Waxy Corn,Glutinous Corn Cob,Yellow Glutinous Corn Cob Jilin Province Argricultural Sister-in-law Food Co., Ltd. , https://www.nongsaocorn.com
