Root-knot nematode disease has become a major disease on vegetables in greenhouses. It mainly harms cucumbers, tomatoes, and kidney beans. It is more common in the old sheds. At present, more effective prevention measures include: 1. Rotating with anti-resistant vegetables: Cucumber, tomato and kidney bean are high-sensitive foods, and they are susceptible to disease. Green onions and peppers are resistant to disease and can be used for 3-4 years. 2, do a good job in the key period of drug use: transplanting is a critical period of prevention and treatment, when transplanting acupuncture points 6% Aropia, 1.6 acres of mu. 3, during the growth phase of the drug: At the beginning of the disease, 2% of avermectin EC is irrigated with water at 3000 times, and it can also be treated with 6% Aropenter and 1500 times of water. Urine Glucose Test Strips,Urine Test,Urine Test Paper,Protein Urine Strips Changchun Medicon Technology Development Co., Ltd , https://www.teststrip.pl