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Detailed Guide to Identifying and Controlling Phytophthora Blight in Peppers
Control methods: 1. Phytophthora blight in peppers mainly damages leaves, fruits and stems, and is most likely to occur at the base of the stem. When the disease occurs at the seedling stage, infection mostly starts from the base of the stem; the affected part shows water-soaked soft rot, the lesion is dark green, and the plant lodges above the diseased part. Control methods: 1. Practice crop rotation and deep plowing to improve the soil, and combine...
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Detailed Guide to Identifying and Controlling Common Diseases and Pests of Cowpeas
Common Diseases and Pests of Cowpeas and Their Control
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Detailed Guide to Identifying and Controlling Lotus Root Brown Streak Disease Symptoms and Control Methods
Lotus root brown streak disease is widely distributed and occurs in all regions, but it only harms lotus root. 1. Pathogen: This disease is caused by infection with fungi of the genus Alternaria in the Deuteromycotina. The pathogen overwinters in lotus fields as mycelium and chlamydospores with diseased plant residues, and produces conidia under high temperature and high humidity, spreading by wind and rain. 2. Symptoms...
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Detailed Guide to Identifying and Controlling Common Hawthorn Diseases
Common Hawthorn Diseases and Their Control
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Detailed Guide to Identifying Nutrient Deficiency Symptoms in Corn
In recent years, the occurrence range of the corn root mealybug has continued to expand, and the severity of outbreaks has increased year by year, posing a serious threat to corn production and making it a major pest constraining corn yields. The corn root mealybug belongs to the order Homoptera, family Pseudococcidae. In Hebei, this insect produces 3 generations per year, with the second generation (mid-June to early-to-mid August) causing damage...
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How to identify peanut leaf blight? A simple method anyone can understand at a glance
Peanut web blotch, also known as cloud-pattern blotch or net-blotch, was first discovered in the United States in the mid-1940s. In the late 1970s, China's Liaoning Province reported the occurrence and damage of this disease for the first time. In recent years, the disease has been fairly common in production areas in northern China, with relatively severe damage, generally reducing yield by about 20%, and in severe cases reducing yield by 4...
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How to identify peanut root rot? Recognizing the typical symptoms is key
Peanut root rot is most severe during the peak flowering and podding stage. It mainly damages the roots of peanuts. After a peanut is infected, yellowish-brown water-soaked lesions form on the root crown, and the diseased area gradually turns dark brown. In the underground part of the diseased plant, the main root becomes wet and rotted, the root cortex turns brown and rots, is easily peeled off and shed, and there are no lateral roots, or the lateral roots are few and short, with the main root looking like a rat's tail...
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Can't tell a money tree from a dwarf umbrella tree? Two quick tricks to identify them and never buy the wrong one again
There are many plants in the world, and many of them look alike. Beginners at growing flowers are easily fooled! A while ago, a friend of mine went to a flower market to buy a plant and mistook a dwarf umbrella tree for a money tree, then went home overjoyed! Of course, my friend just assumed it was a money tree...
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Identifying Zinc Deficiency Symptoms in Rice and Techniques for Skillfully Applying Zinc Fertilizer in Paddy Fields
Zinc is one of the essential trace elements for the growth and development of rice. Zinc deficiency in rice shows obvious symptoms. When rice is deficient in zinc, chlorotic yellow-white spots first appear in the midrib area of the lower leaves, with reddish-brown spots and irregular patches forming on them, which then gradually expand into reddish-brown streaks, turning reddish-brown and drying from the leaf tip downward, and from...
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How do you identify a person with deep shrewdness? Psychology: just look at these 3 points
Shrewdness is actually a kind of psychological manifestation. The reasoning is actually very simple: in life, no one likes dealing with a person who is deeply shrewd. If you are forced to keep in touch, you will only go along with the "performance" as if watching a show,...
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