People who basically grow cucumbers have encountered this disease.
Symptoms: Polygonal lesions, limited by veins. When you enter the shed in the morning and open the back of the leaves, you can see that the leaves have dew, and the back of the leaves has water-like spots. Only later began to grow black hair. The front of the blade sees a polygonal yellow spot.
Incidence conditions: Understand the conditions of the disease, you can use drugs to prevent and control at the same time pay attention to the regulation of the environment.
Low temperature of 15-22 °C, the incidence of moderate temperature; Dew on high-moisture leaf blades, especially in winter when more rainy weather, the incidence is more severe. In the spring, downy mildew is gradually reduced, because the ventilation of the greenhouse begins to decrease, and the high humidity environment begins to decrease.
In the winter, it has encountered severe rain and snow. Fear of dryness, sunny days, loose air, no dew, no disease, fear of high temperature, sunny, greenhouse temperature 25-30 °C, the incidence is lighter.
Chemical control: 72% Kelu, 69% Ankang Zinc, 72.2% Precise, 52.5% fasting, 20% Fluomorph, 68.75% Fluopyram, and 10% Cyazofamid. The above medicines cure both diseases of cucumber.
Control methods:
1) Apply in multiples, then add 50 grams of white sugar + 50 grams of urea, because white sugar has inhibitory effects on downy mildew.
2) It is recommended to use medication in the afternoon. In the afternoon, the lesions are basically in semi-dry state. The medication effect is better. Generally, it is played every 5-7 days and sprayed 2-3 times.
3) alternating medication. Because the treatment of downy mildew is mostly a systemic agent, downy mildew has a higher resistance, and it is important to pay attention to rotation.
(1) Hydraulic Patient Lifting Transfer Chair is Home Care Equipment (Household Medical Equipment), it can reduce the pain of bedridden patients, maintain the patient's self-esteem, reduce the work intensity of nursing staff, and reduce psychological barriers, so that Nursing staff can then spend more time and energy caring for patients.
(2) Compared with the traditional nursing methods, the patient lift saves effort, worry and money, which not only reduces the pain of the patient, improves the quality of life, improves the living and working environment, but also maintains the self-esteem of the user. A major innovation in the nursing model.
(3) The patient lift has superior ventilation and ventilation performance, reducing the occurrence of pressure ulcers. The nursing instrument developed according to ergonomics closely fits the body parts during urination and defecation, does not leak, and does not stain the bedding, making the user feel comfortable and close to the body, and the toilet has good ventilation and ventilation functions.
Home Care Equipment,Household Medical Care,Hydraulic Patient Lifting Transfer Chair,Hydraulic Patient Lift
Haloxylon Ammodendron Medical Equipment Co., Ltd. , https://www.ssmedicaldevic.com