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A Detailed Guide to the Latest Control Methods for Cucumber Powdery Mildew
Cucumber powdery mildew is one of the common diseases in cucumber cultivation and occurs all over the country. Because powdery mildew has developed a certain degree of resistance to fungicides in recent years and can occur in all four seasons, control has become somewhat difficult. As a result, yields are generally reduced by about 10% in ordinary years, and
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Detailed Explanation of the Latest Control Methods for Cucumber Gray Mold
Cucumber gray mold is a disease that occurs year after year in protected cucumber cultivation. It is caused by infection with the fungus Botrytis cinerea of the Deuteromycotina (Fungi Imperfecti), and vegetable growers often call it fruit rot or moldy rot. In recent years its incidence has become more severe year by year, because the fruit is often affected and causes rot
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A Detailed Guide to the Latest Control Methods for Cucumber Leaf Blight
Cucumber leaf blight mainly damages the leaves. Symptoms on young leaves are not obvious. On mature leaves, yellowed areas appear on the leaf surface, along with deformed water-soaked chlorotic spots that gradually enlarge into nearly round or polygonal brown spots, 1-2 mm in diameter, surrounded by a chlorotic halo. On the underside of diseased leaves in the early morning
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A Detailed Guide to the Latest Control Methods for Cucumber Phytophthora Blight
Cucumber phytophthora blight can infect plants from the seedling stage to the mature plant stage. When seedlings are infected, dark green, water-soaked rot first appears on the tender tips, gradually dries up, and forms bare tips. At the mature plant stage, it mainly affects the base of the stem and the nodes of tender stems, starting as dark green water-soaked lesions, which then become soft,
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The Latest Control Methods for White Rust in Water Spinach
Water spinach originated in the tropical regions of China and is widely distributed across Southeast Asia. It is now commonly cultivated throughout South China, Central China, East China and Southwest China. White rust is a common disease of water spinach, widely distributed and relatively serious in harm. It damages leaves, petioles and tender stems, and when it occurs severely
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What are the latest control methods for powdery mildew on bitter gourd?
Powdery mildew on bitter gourd occurs commonly on bitter gourd plants, and different varieties have different resistance to powdery mildew. It mainly occurs on leaves, followed by petioles and vines. The disease is caused by infection by fungi of the genus Sphaerotheca, which are obligate parasites and can only carry out a parasitic life on living hosts. Symptoms
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What to Do When Bitter Melon Gets Phytophthora Blight? A Detailed Guide to the Latest Control Methods
Bitter melon Phytophthora blight damages stems, leaves and fruits, occurring more often at the base of the vines and at the nodes of tender vines. The pathogen is Phytophthora parasitica, a fungus of the subphylum Mastigomycotina. In the north it occurs more on autumn cucumbers, while in central and southern China it is more common on spring cucumbers. Besides cucumbers, it also damages winter melon, chieh-qua
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What are the latest control methods for pepper powdery mildew?
Pepper powdery mildew mainly damages the leaves; both mature and young tender leaves can be affected. The pathogen is Leveillula taurica. During the vegetative growth stage, the hyphae are hidden inside the leaf tissue and only emerge on the leaf surface when reproductive bodies are produced, so it is often difficult to detect in the early stages.
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How to prevent and control pepper soft rot? A detailed explanation of the latest control methods
Pepper soft rot mainly damages the fruit, mostly occurring on green fruit. After the fruit is infected, water-soaked dark green spots first appear, which rapidly expand, and the lesions turn light brown. The flesh rots and gives off a foul odor, and the fruit becomes deformed. Most diseased fruits drop off, while a few remain on the branches and, after losing water,
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How to Treat Early Blight in Peppers? A Detailed Guide to the Latest Control Methods
Pepper early blight is caused by the fungus Alternaria solani (a deuteromycete in the subphylum Deuteromycotina), which overwinters as mycelium or conidia in diseased plant residues or on seeds, and undergoes repeated infection cycles through airflow and rainwater. The disease breaks out and spreads easily at high temperatures of 26-28°C with relative air humidity above 85%. In the north
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