fruit spots Learn more about fruit spots
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Pear Fruit Noodle spot and Drug Application
There are often irregular spots on the surface of pear fruit, which affect the appearance quality of pear fruit. The spot on the fruit surface is commonly known as the fruit spot, which is caused by the gradual thickening of the cell wall and cork, and the rupture of the epidermis and stratum corneum to reveal the surface, forming brown spots. Another kind of spot is actually "medicine", which is caused by improper medication or excessive pressure when spraying pesticides. There is also a kind of "water clover", which is mainly caused by poor environmental conditions, damp and rainy, poor light, and mold parasitic on the fruit surface. The occurrence of fruit fruit is related to many factors in cultivation. For example, varieties and strains are not
2019-01-15 -
What medicine is used for yellow spot of fruit trees?
When yellow spot infects fruit trees, it will cause large pieces of leaves to fall, and the fruit will be speckled and unable to store. What medicine does fruit tree yellow spot use? What kind of medicine can be used for fruit tree yellow spot? carbendazim, mancozeb, Bordeaux solution, oxime tebuconazole,
2020-11-08 Fruit trees macula disease what medicine infection to fruit -
Harmful symptoms and control methods of peanut brown spot
Peanut brown spot is a fungal disease, which is caused by Cercospora hypogaea infection. Peanut leaves are damaged by chlorotic spots at first, then expand into near round or irregular spots, the disease spot is larger and lighter than black spot, the leaf front is dark brown or tea brown, the back is brown or yellow brown, and there is a bright yellow halo around the spot.
2018-09-06 -
What harm does bacterial fruit spot of cantaloupe and watermelon have? Control of bacterial Fruit spot in Watermelon
From 1992 to 1993, in the coastal area of Yunlin County and Shanhua area of Tainan County, it was sporadically found that the fruit surface of large watermelon showed irregular water immersion, slightly cracked disease spot, mainly occurred in the rainy season, the disease spot spread on the pericarp, and did not harm the pulp at the initial stage. May 1997 is suitable for Taiwan.
2019-05-19 Foreign cantaloupe and watermelon bacteria fruit spots disease yes what -
Why do apricot trees have black spots?
Apricot is a kind of deciduous tree. the fruit on apricot is not only delicious, but also its branches, seeds and leaves have different functions. Although it is an important economic fruit tree, it will encounter different problems in the process of planting. Why do apricot trees have black spots?
2020-11-08 Apricot fruit there are black spots is why apricot a kind of -
What are the control methods of grape powdery mildew, white rot, anthracnose and other common diseases? What kind of medicine should I take?
Grape plays an important role in fruit production in the world, and grape diseases and insect pests have a great impact on the growth and development, yield and quality of grape plants. What are the control methods for common diseases such as grape powdery mildew, white rot, anthracnose and so on? What kind of medicine should I take? Portugal
2020-11-09 Grape white powder disease white rot anthrax etc. common -
The latest course on cultivation techniques and methods of avocado
Avocado is a kind of rare fruit in the tropics, also known as avocado, etc., the fruit is a kind of fruit with high nutritional value, which contains a variety of vitamins, rich fat and protein, and high contents of sodium, potassium, magnesium and calcium.
2020-11-10 The latest butter fruit cultivation techniques methods tutorials fruit is -
Causes and Control methods of bacterial Corner spot in Plant Diseases
According to the Huaping County Organic late ripening Mango Research Center, the temperature in Huaping this year is different from previous years. It is high and sometimes low in the early stage (February to April). From May to the middle of June, the temperature is higher and the explosion is serious, resulting in serious bacterial angular spot disease in some mango planting areas.
2020-11-09 Plants diseases bacteria horn spots disease occurrence causes and -
Causes and Control methods of bacterial Corner spot in Plant Diseases
According to the Huaping County Organic late ripening Mango Research Center, the temperature in Huaping this year is different from previous years. It is high and sometimes low in the early stage (February to April). From May to the middle of June, the temperature is higher and the explosion is serious, resulting in serious bacterial angular spot disease in some mango planting areas.
2019-04-12 -
How to control diseases and insect pests from mature to deciduous period of pear trees?
How to control diseases and insect pests from mature to deciduous period of pear trees? 1 main characteristics and occurrence regularity of diseases and insect pests 1.1 in the young fruit stage of pear scab, the spores formed on the affected new shoots were the source of re-infection of the disease. At the beginning of the killing of the leaf, at the back of the leaf.
2018-06-06 -
What are the diseases and insect pests of pear trees? How to prevent and cure it?
Pear tree is a perennial deciduous fruit tree of Rosaceae, and its cultivated area and yield are second only to apple trees. In its growing period, pear trees may suffer a lot of diseases or insect pests. How to prevent and cure it? I. where are the diseases of pear trees?
2020-11-09 Pear trees diseases and insect pests which how control pear trees yes -
Cultivation techniques of avocado
Cultivation techniques of avocado
2018-07-02 -
The latest mango dew spot control measures
Mango in the growth period will appear a dew spot disease, its onset characteristics in the fruit surface when showing dew-like spots, and dew in the morning gathered in the spots is extremely obvious. So how to prevent mango dew spots? Let's take a look at it together with Xiaobian.
2020-11-10 latest mango dew spots of control measures in growth -
Identification and diagnosis of main diseases and pests in melons and vegetables
Identification and diagnosis of main diseases and pests in melons and vegetables
2018-07-10 -
Can "Wisdom Fruit" apples be eaten with black spots? How did it happen? What kind of medicine can be cured?
Apple black spot disease is a common disease during the growth of apple trees, which will make apples lose their commodity value and affect the income of fruit growers, so fruit farmers are very afraid of the occurrence of this disease, can they still eat apples from black spots? How did it happen? What medicine can be cured?
2020-11-09 "Wisdom fruit " apple up black spot can you eat yes -
Black fruit disease of Lycium barbarum and its control
Black fruit disease is one of the main diseases of Chinese wolfberry. The pathogen harms the green fruits, flowers and buds of Chinese wolfberry, as well as twigs and leaves. The disease is the most serious in Shandong, Hebei and Shaanxi, resulting in a production reduction of about 50% and, in severe cases, up to 80%. After the disease of Chinese wolfberry green fruit, small black spots or black spots or black reticular lines begin to appear. On cloudy and rainy days, the disease spot expands rapidly, which blackens the fruit and grows orange conidia, which cannot be used as medicine. In sunny days, the disease spot develops slowly, the disease spot turns black, and the unaffected part can still turn red. Flower disease
2019-01-15 -
Morphological and Biological characteristics and Flower and Fruit Protection techniques of Juglans regia in Hezhang County
Morphological and biological characteristics and techniques of flower and fruit protection of walnut in Hezhang county 1 investigation on morphological and biological characteristics of a walnut in Hezhang county. The tree is 70 years old with a DBH of 54 cm.
2018-06-14 -
Grafted watermelons are easy to suffer from fruit spot disease in rainy days. These methods can help you do a good job in prevention and control.
As far as watermelon fruit spot is concerned, it has a high incidence in the seedling stage, and it begins to show symptoms at the seedling stage, but it is also difficult to control because of the influence of wound and field humidity. After the onset of the disease in the leaves of watermelon.
2018-05-15 -
How to prevent and cure black fruit disease of Chinese wolfberry
Black fruit disease is one of the main diseases of Chinese wolfberry. The pathogen harms the green fruits, flowers and buds of Chinese wolfberry, as well as twigs and leaves. After the disease of Chinese wolfberry green fruit, small black spots or black spots or black reticular lines begin to appear. On cloudy and rainy days, the disease spot expands rapidly, which blackens the fruit and grows orange conidia, which cannot be used as medicine. ...
2018-07-19 -
What are the fruit diseases of walnut trees in the late stage?
What are the fruit diseases of walnut trees in the late stage? Please introduce the following diseases in the late fruit of walnut trees: First, symptoms of walnut anthracnose disease: After the fruit is damaged, brown to black brown round or nearly round spots appear on the peel, with small black spots in the center, sometimes concentric ring patterns. When the air humidity is high, the disease spots...
2018-07-19