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Control Methods for Red Spider Mites in Cotton Cultivation
Cotton leaf mite, also known as cotton red spider, fire dragon, fire spider. It belongs to the class Arachnida, order Acariformes, family Tetranychidae. The main species causing serious damage are the red leaf mite, Jiang leaf mite, and two-spotted spider mite. The individuals are small and highly reproductive, breeding more than 10 generations per year, and harm plants by piercing and sucking with adult mites and nymphs.
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What are the control methods for tea anthracnose?
Tea anthracnose is a disease caused by fungi of the subphylum Deuteromycotina. The pathogen overwinters in diseased leaf tissue as mycelium and acervuli, and in the following spring under suitable conditions produces conidia. The conidia spread and proliferate with wind and rain, germinate in water droplets and invade the leaves,
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Main Root Diseases of Tea Plants and Their Control Methods
1. Tea seedling white silk blight (1) Distribution and symptoms: Tea seedling white silk blight is a common root disease in nurseries. It has a wide distribution range and causes severe damage. Besides tea, it can also harm more than 200 kinds of plants including cucurbits, Solanaceae, hemp, tobacco, and peanut. It occurs at the root collar, where the diseased
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Weed Control Methods in Schisandra Planting Fields
1. The survey results of weed species in Schisandra fields show that the weeds causing serious damage in Schisandra fields include barnyardgrass, crabgrass, amaranth, lambsquarters, field horsetail, foxtail, and shortawn foxtail, among which crabgrass, Asiatic dayflower, and lambsquarters cause particularly severe damage. 2. Conventional control of weeds in Schisandra orchards
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Control Methods for Powdery Mildew in Coptis chinensis Cultivation
Coptis chinensis is afraid of high heat and prefers low temperatures, and prefers cool, shady and moist conditions. It is generally suitable for cultivation in areas at an altitude of 800 m--1500 m. In large-scale production, high temperature and high humidity in summer and autumn easily lead to widespread outbreaks of powdery mildew in Coptis chinensis, seriously affecting its growth and development. The main symptoms of powdery mildew in Coptis chinensis are
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Chemical Weed Control Methods for Bupleurum Before and After Sowing and During the Growing Period
1. Pre-planting chemical weed control. For wasteland, second-time wasteland or fallow land with many perennial weeds, 10-15 days before land preparation or during the period of vigorous weed growth, spray 1000 ml of 10% systemic translocated-type non-selective herbicide glyphosate aqueous solution per mu ("Nongda" and "Feida" also belong to the same type of product).
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Control Methods for Major Pests and Diseases in Chuanxiong (Ligusticum chuanxiong) Cultivation
1. Major diseases and control methods Leaf blight Mostly occurs from May to August. When the disease develops, brown, irregular spots appear on the leaves, then spread to the entire leaf, causing the leaves of the whole plant to wither and die. Control methods In the early stage of the disease, spray 65% zineb 500x solution, or 50% thiram 1000x solution
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Detailed Explanation of Control Methods for Root Rot in Atractylodes macrocephala
Symptoms: The fine roots in the lower part of the diseased plant turn brown and rot, then spread to the upper fleshy rhizome and stem, showing dark brown sunken rotting spots, and the aboveground part begins to wilt. On the cut surface of the rhizome and stem, the vascular bundles show an obvious discoloration ring, and in the later stage the entire rhizome becomes spongy black dry rot, and the plant
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What are the control methods for leaf blight in Atractylodes macrocephala?
Just from the name Atractylodes macrocephala, it is hard for us to know what kind of thing it is. In fact, Atractylodes macrocephala is a kind of traditional Chinese medicine. As we all know, traditional Chinese medicine culture has always been deeply rooted in people's hearts in our country, because traditional Chinese medicine does much less harm to the human body when treating diseases, and traditional Chinese medicine can
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Detailed Explanation of Control Methods for Root Rot in Saposhnikovia divaricata Cultivation
(1) Damage situation and symptoms: Root rot mainly affects the roots of Saposhnikovia divaricata. In the early stage of infection, the fibrous roots become diseased, and the diseased roots turn brown and rot. As the disease progresses, the lesions gradually spread to the stem, the vascular bundles are destroyed, losing their water-transporting function, leading to root-zone rot, and the leaves wilt
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