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What are the control methods for Panax notoginseng pests and diseases?
1. Yellow rust: both sides of the leaves are covered with rust powder, and in severe cases the leaves drop off. Once diseased plants are found, dig them out immediately; in the early stage of the disease, spray with 0.2 degrees Baume lime sulfur mixture, once every 7 days, for 2 to 3 times in a row. 2. Anthracnose occurs under rainy and excessively wet conditions. After seedlings or mature plants are infected, brown spots appear on the stems and leaves, later merging into large spots with yellow-green edges, and finally the plants rot and die. Adjust the light transmittance of the shade shed so that the light transmittance is uniform; in the early stage of the disease, spray with 1:1:200 Bordeaux mixture or 65% zineb 300 times dilution. 3
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What livestock and poultry diseases can honeysuckle (Japanese honeysuckle, Lonicera japonica) and common selfheal (Prunella vulgaris) treat?
Honeysuckle and common selfheal have the functions of clearing heat and detoxifying, clearing the liver and reducing internal heat, and dispelling wind and unblocking collaterals, and they have a strong inhibitory effect on bacilli and some viruses. Used alone or in combination, they can treat a variety of livestock and poultry diseases. 1. Rabbit heatstroke: 10-15 g each of honeysuckle, common selfheal and Jinji grass, decocted in water and given orally. 2. Piglet white scour: 100 g honeysuckle added to 1000 mL water, decocted down to 500 mL, mix the liquid together with the residue into the feed and feed it to the sow. Feed once each morning and evening, for 2 consecutive days; the cure rate reaches over 98%. 3. Pig eye opacity: affected pig's eye
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Methods and Technical Key Points for Preventing and Controlling Pests and Diseases of Gastrodia elata
I. Diseases are mainly infections by miscellaneous fungi such as green mold, blue mold, and Mucor. When they occur severely, they can inhibit the growth of Armillaria mellea and can also infect Gastrodia elata tubers, causing rot. Prevention and control methods: (1) Choose well-drained plots for planting; (2) Select high-quality fungal wood; (3) Control temperature and maintain moisture during cultivation; (4) Fill the gaps between fungal wood with humus soil or rice grains. II. Pests mainly include white grubs, mole crickets, golden leaf beetles, termites, rats, and damage by livestock and poultry. Prevention and control methods: (1) Light trapping to kill; (2) Use 90% trichlorfon at 1000 times or 50% phoxim at 1000 times
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Identification methods and control techniques for diseases and pests of Schisandra chinensis
Diseases I. Leaf blight 1. Symptoms. Caused by infection with the leaf blight pathogen of Schisandra chinensis, it is a commonly occurring disease. It is prone to occur from late May to early August when temperatures are high, rain is frequent and ventilation is poor. The disease first starts from the leaf tip or leaf margin, with dark brown lesions appearing, gradually spreading downward and expanding to the entire leaf, and finally causing the whole leaf to turn dark brown, dry up and fall off. The fruit then shrinks, becoming early fruit drop. 2. Control. First, choose a plot with good ventilation. Second, strengthen field management, carry out pruning reasonably, and avoid
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Methods and Technical Key Points for the Prevention and Control of Pests and Diseases in Schisandra chinensis
(1) Leaf blight starts at the leaf tip or margin in the early stage of the disease, infects the entire leaf surface, causing it to turn yellow, wither and drop; in severe cases, the fruit clusters drop. Prevention and control methods: strengthen field management and ensure good ventilation and light penetration. In the early stage of the disease, spray with 1:1:100 Bordeaux mixture, once every 7 days, for several consecutive applications. (2) Leaf roller larvae cause damage, resulting in rolled leaves, affecting fruit growth and even causing fruit drop. Prevention and control methods: use 50% phoxim 1500-fold solution or 50% phosphamidon 1500-fold solution or 40% dimethoate 1000-fold solution or 80% trichlorfon
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Control Methods for Various Pests and Diseases of Schisandra
(1) Powdery mildew and black spot are two common diseases of northern schisandra (Schisandra chinensis), generally occurring in early June. Control methods: The onset periods of the two diseases are similar. In late May, spray once with a 1:1:100 equal-strength Bordeaux mixture for prevention. If no disease occurs, spray once every 7-10 days. For powdery mildew, use 0.3-0.5 degree lime sulfur mixture, or fenarimol or thiophanate-methyl wettable powder at 800 times dilution; for black spot, use mancozeb 50% wettable powder at 600-800 times dilution. If both diseases
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What are the methods for controlling diseases and pests of Gastrodia elata?
I. Diseases and their control 1. Causes of the disease. The primary pathogens of Gastrodia elata diseases are mainly other basidiomycetes among the fungi besides Armillaria mellea, which infect the fresh wood and fungal wood symbiotic with Gastrodia elata's Armillaria mellea, competing with Armillaria mellea for nutrients. In severe cases, they not only inhibit the growth of Armillaria mellea and reduce the yield of Gastrodia elata, but also directly infect the tubers of Gastrodia elata, causing soft rot of Gastrodia elata (called tuber soft rot) or rotting death (called tuber rot). This disease mostly attacks and causes damage when the environment is poor, such as high temperature and high humidity, poor aeration and other conditions unfavorable to the growth of Gastrodia elata, causing the skin of the Gastrodia elata tuber to turn yellow and wither,
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Analysis of the Causes of Meteorological Diseases in Oyster Mushroom Cultivation and Prevention Countermeasures
Years of oyster mushroom cultivation practice has proven that abnormal weather changes in spring, with temperatures suddenly rising or dropping sharply, can cause the same meteorological diseases in oyster mushrooms within the same climatic zone. If poorly managed, oyster mushroom fruiting bodies will wilt and die in large numbers within 1-7d, resulting in heavy losses. Therefore, studying meteorological diseases of edible fungi, utilizing weather forecast results, and formulating effective preventive measures have very important practical significance for reducing losses of edible fungi and improving the economic benefits of mushroom cultivation. 1 Typical Cases and Analysis 1.1 Typical Cases Case 1: 1
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Occurrence and Control Methods of Major Diseases, Insect Pests and Rodent Pests of Lilies
Lily, also known as night lily, mountain lily, Zhongpeng flower, etc., is a plant that combines medicinal, edible and ornamental uses, with a large market demand. Lily is also a traditional export specialty of China and is planted throughout the country. However, with the expansion of lily planting area, diseases, insect pests and rodent pests have become increasingly serious, becoming the main factors restricting stable and high yields of lilies. The occurrence and control methods of the main diseases, insect pests and rodent pests of lilies are introduced as follows: 1 Main diseases and control 1.1 Main diseases There are many kinds of lily diseases, but fungal diseases such as gray mold and Fusarium wilt are the main ones.
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Detailed Guide to Identifying and Controlling the Main Diseases of Lilies
Lilies belong to the genus Lilium in the family Liliaceae and are perennial herbaceous plants, also known as wild lilies and medicinal lilies. In recent years, lily cultivation has been seriously threatened by diseases, mainly lily leaf blight, phytophthora blight, bulb basal rot, and viral diseases. These diseases often occur together, worsening the damage. The usual incidence rate is 10%-15%, and in severe cases it can reach 20%-30%. 1. Several main diseases of lilies (1) Lily leaf blight, also known as lily gray mold, is a commonly occurring disease. It mainly damages leaves, but can also infect stems,
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