Pay attention to the control of muskmelon downy mildew in spring shed
According to a recent survey conducted by the county plant protection station in Leting Town, Panggezhuang Township, Tingliuhe Town and other places, muskmelon downy mildew has generally occurred in spring sheds, and the occurrence of downy mildew in some greenhouses is more serious. in general, the rate of diseased plants is 20%, and the rate of diseased leaves is 10%. The rate of seriously diseased leaves is more than 40%. With the increase of temperature and humidity, there is a serious epidemic trend. It is hoped that farmers everywhere should promptly investigate and treat muskmelon downy mildew in spring sheds.
Prevention and control methods:
The main results are as follows: 1. Strengthen field management, increase phosphorus and potassium fertilizer, spray foliar fertilizer to improve plant disease resistance.
2. Improve the microclimate in the field and create ecological conditions that are not conducive to the invasion of bacteria by regulating the temperature and humidity in the greenhouse.
3. Chemical control: adopt the prevention and control method of the combination of smoke agent, dust agent and spray. The commonly used smoke agents are 20% chlorothalonil smoke remover, epidemic frost smoke cleaning agent, 5% chlorothalonil dust agent, and spray agents such as Yinfari suspension agent, 52.5% anti-fast water dispersible granule, Kelu, etc., which are sprayed once every 10 days for 4 consecutive prevention and control.
Related
- A course of planting techniques and methods on how to grow carrots
- How to plant the latest tulips?
- Is it better to pick tea in the morning or in the afternoon? When is the best time for tea to be picked? what is the third or fifth tea?
- Launch Yuanxiao Happy combination Haocha + Tea Yuan healthy Taste
- Penghu Tourism "Fireworks 20 Parade with You"
- 2022 West Lake Happiness holds "Digital Revitalization Voucher" and draws iphone13 and laptop.
- Banqiao Fuzhou social houses are designed to change start-up combined with police elimination to create a safe and livable environment
- The convenient measure of "mechanical weeding" in Xinbei has been abused and the Agriculture Bureau has imposed heavy penalties on the illegal land consolidation.
- Changgeng University Joins Hands with Four Memory Factories to Rescue Memory Talent Shortage
- The list of Taiwan's top 100 MVP managers is listed by the Director-General of the Farmers' Association of Sanxia District.