late blight Learn more about late blight
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The most effective pesticide of late blight, how it is caused, and the difference between late blight and early blight
The pesticides that can effectively control late blight include ethyl phosphorus manganese zinc wettable powder pyrimidine nucleoside antibiotics and chlorothalonil. When the field temperature is 10 ℃-24 ℃ and the relative humidity is more than 75%, or when the humidity is too high, the dew is too heavy, and it is foggy in the morning and evening.
2020-11-08 Late blight the most effective pesticide is how caused and -
How to control potato late blight in winter?
What are the hazards of potato late blight? How to control potato late blight in winter? Are there any netizens who know about it to help introduce the farming network to sort out the harm and control methods of potato late blight? The following is listed for netizens' reference. The harm of potato late blight: water-immersed disease spots appear in potato leaves.
2018-07-17 -
How to control potato late blight
Potato (scientific name: Solanum tuberosum), a perennial herb of Solanaceae with edible tubers, is the third most important food crop in the world, second only to wheat and corn. Potato, also known as ground egg, potato, potato, etc., is the tuber of Solanaceae. Vs.
2020-11-08 Potato late Blight how Control Scientific name Solanum -
How to control potato late blight?
What are the hazards of potato late blight? Is there any way to prevent it? Also ask netizens to help guide the farming network to sort out the harm and control methods of potato late blight, which are listed below for netizens' reference. The harm of potato late blight: the late blight spreads quickly and the damaged stems and leaves rot quickly.
2018-07-17 -
Scientific Control of Potato late Blight
Potatoes, Solanaceae, annual herbs, also known as eggs, potatoes, potatoes and so on. The earliest artificial cultivation of potatoes can be traced back to southern Peru from about 8000 to 5000 BC. Native to Peru and Chile in the Andes of South America.
2020-11-08 Potato late blight disease science control potato Solanaceae Solanum -
What medicine is used to prevent and cure potato late blight?
What are the hazards of potato late blight? What medicine is used to prevent and cure potato late blight? Also ask experienced netizens to help introduce that potato late blight is the main disease in potato planting area, which occurs seriously in winter. The disease harms leaves, petioles, stems and tubers, resulting in great losses in production. Because.
2018-07-17 -
Control of celery late blight in greenhouse
Celery late blight, also known as spot blight and leaf spot, is a common disease in celery. The late blight of celery planted in greenhouse is more serious than that of celery in open field, which has a great effect on the yield and quality of celery. Occurrence characteristics: celery late blight is a fungal disease, which can survive the winter on seeds and remnants. Sow seeds.
2018-09-16 -
The training course on the application of potato late blight early warning system in Chongqing was held in Southwest University.
The training course on the application of potato late blight early warning system in Chongqing was held in Southwest University.
2019-02-23 -
The latest control methods of potato late blight
Potato late blight is a kind of harm caused by Phytophthora, and this disease harms potato more seriously, so today we will separately talk about the origin, infection process and symptoms of potato late blight. And when it should be prevented.
2020-11-10 Latest potato late blight control methods -
How to effectively control potato late blight?
How to effectively control potato late blight? Please guide the effective control of potato late blight can be carried out from the following points: first, agricultural control: ① selection of disease-resistant varieties, reasonable close planting, formula fertilization, increase the application of potash fertilizer, enhance plant resistance. ② strictly selects disease-free seed potato to eliminate the infection source of disease. ③ is high...
2018-09-09 -
Tomato planting techniques: why does autumn tomato late blight occur?
Why does autumn tomato late blight occur? Please introduce the causes and control methods of autumn tomato late blight, which is a disease of low temperature and high humidity. The air relative humidity is more than 80%. The optimum humidity for the development of the pathogen is 20-22 ℃ in the daytime and more than 10 ℃ at night. Low temperature, overcast and rain, high humidity, more in the morning and night.
2018-09-08 -
The latest control measures of potato late blight
Potato late blight, also known as blight, is a widespread and serious epidemic disease. When late blight was prevalent, the yield loss of non-resistant varieties could reach 20%~50%, the storage loss was 5%~10%, and the storage loss was 5%~10%
2020-11-10 latest potato late blight disease control measures late -
Control methods of Potato late Blight
Control methods of Potato late Blight
2019-07-27 -
Kiwifruit planting technology: how to control late blight in kiwifruit with high temperature and humidity?
How to prevent and cure late blight of kiwifruit with high temperature and humidity? Please introduce the method that kiwifruit late blight is a fungal disease, which rarely occurs in the seedling and adult period of kiwifruit, mainly harms the leaves and fruits of kiwifruit, and the general fruit suffers more seriously. The infection of the leaf forms a dark green watery spot with an inconspicuous edge, which is brown when enlarged.
2018-07-18 -
How to control potato late blight and lose its value
How to control potato late blight and lose its value
2018-07-14 -
Control measures of Potato late Blight
Control measures of Potato late Blight
2018-07-01 -
What symptom does cucumber late blight have? How to prevent and cure?
Cucumber is a functional vegetable, which has the effects of anti-tumor and anti-aging, preventing alcoholism, lowering blood sugar, invigorating the brain and calming the mind. Therefore, farmers who grow cucumbers all hope that the cucumbers planted can achieve high yield. But it often happens in the process of planting cucumber.
2020-11-09 Cucumber late blight have what symptom how control cucumber -
How to identify tomato late blight
Late blight: the whole growth period and leaves, stems and fruits can be damaged, especially leaves and green fruits. The disease of seedlings generally appeared dark green watery spots from the leaves, and then extended to the stem, showing dark brown rot near the petiole. with the development of the disease, the base of the young stem was waterlogged constricted and the plant wilted and collapsed. The disease in the adult stage starts from.
2018-09-11 -
What is rice sheath blight?
What is rice sheath blight? What are the hazards of rice sheath blight? Also ask friends to help introduce the harm of rice sheath blight: Rice sheath blight is also known as moire disease. The disease can occur from seedling stage to panicle stage. Leaf sheath infection produces dark green water-immersed edge blurred spots near the surface, and then gradually expands into an oval or cloud.
2018-07-18 -
Tomato late blight
Tomato late blight, which is called persimmon blight by vegetable farmers, is a destructive disease of tomato. -symptom recognition can occur in both seedling and adult stage. When the seedlings fell ill, the leaves appeared dark green flooding spots, which quickly expanded to the petiole and stem, making it thinner and dark brown, causing the whole plant to wilt or fold. When the humidity is high, the disease department.
2018-09-15