symptom The whole strain of broad bean mosaic disease, production due to different strains of bean yellow mosaic virus, the symptoms are different, divided into two types of mosaic type and yellow type. The mosaic-type diseased plants were obviously short and short, with leaf curling and curling and hypertrophy. The yellow and green leaves were leafy and mottled; the mildly diseased plants had no obvious dwarfing, but the top heart had yellowing or curling; the serious diseased plants were significantly shorter than the healthy plants. , not flowering and strong. Yellowing plants are dwarf, yellow and thin leaves, erect stems, generally not wilting, late sick leaves easily fall. pathogen Bean yellow mosaic virus referred to as BYMV, called bean yellow macular mosaic virus, is a virus. Virus particle linear, lethal temperature 55-65 °C, dilution limit 1000-10000 times. In vitro survival period of 1-3 days, produces mosaics on petunia and amaranth, and produces necrotic spots on ordinary tobacco, heart smoke, and mandala. Transmission routes and conditions The southern virus overwinters or becomes more summery on legume crops, and the winter mainly overwinters on wintering vegetables or greenhouse legumes. The leap year was mainly transmitted by Aphis medicaginis, and there was a clear epidemiological center after onset. Bean field or greenhouse cultivation of broad beans susceptible to disease; too early sowing, pods occurred, soil drought, dry weather and heavy incidence. Control methods (1) There is a difference in disease resistance among the varieties, and the disease-resistant varieties are selected, and attention is paid to planting seeds from disease-free fields and selecting seeds that are disease-free and full of health.
The Disposable Surgical Scalpel is widely sold in many different areas. Our Surgical Scalpel has get the CE, ISO and FDA. There are many different types of surgical scalpels, such as the safty scalpel, guard scalpel, and the protected scalpel. Our Disposable Safety Scalpel is fully furnished with integrity equipment, which goes for standard sterile surgical blades of all models.
Paddle integrated protective cover design, one-hand operation, effectively avoid the blade being exposed before and after use. Without manual handling blade, ensure safety, prevent cross-infection. Double-lock technology can be completely locked out of the scalpel, one-time use, to avoid secondary infections. Specifications the blade: 10#, 10A#, 11#, 12#, 12B#, 12D#, 13#, 14#, 15#, 15A#, 15C#, 15D#, 16#,17#,18#, 19#,20#, 21#, 22#, 22A#, 23#, 24#, 25#, 25A#, 26#,36#.
If you are intested in our surgical scalpel, welcome to contact us.
For health! Professional service, we will do better!
Surgical Scalpel Surgical Scalpel,Surgical Scalpel Blade,Disposable Surgical Scalpel,Stainless Steel Surgical Scalpel Hebei Orient Imp. & Exp. Co. Ltd. , https://www.orientmedcare.com
(2) Pay attention to the choice of planting plots. It should be kept away from vegetable peas fields and sheds or greenhouses.
(3) Proper sowing should not be premature, and diseased plants should be removed in a timely manner in order to prevent the formation of disease centers and spread.
(4) Apply 50% anti-inflamy WP to 2500-3000 times in time.
(5) When faba bean plants "under the hemp leaf, middle knot, and flowering", the topping can reduce the disease.
(6) If necessary, spray 0.5% mushroom proteoglycan water 300 times or 20% virus A wettable powder 500 times, 15% virus Bick wettable powder 500-700 times.