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Control Methods and Key Technical Points for Pests and Diseases of Honeysuckle
Honeysuckle, also known as silver flower or Japanese honeysuckle flower, is the dried flower bud of plants in the Caprifoliaceae family and several plants of the same genus. It has the function of clearing heat and detoxifying, and is suitable for diseases such as seasonal febrile diseases with fever, wind-heat common cold, sore throat, pneumonia, dysentery, and carbuncles, swellings, sores and ulcers. It is a commonly used traditional Chinese medicinal material, with annual national sales reaching 5.5 to 6 million kg. Honeysuckle is produced in most provinces and regions across the country, among which Shandong, Henan and Guangxi have the largest output and the best quality. Honeysuckle has relatively many pests and diseases, and doing a good job of prevention and control is the key to increasing honeysuckle yield and ensuring market supply
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Identification and Control Methods for the Fungus Gnat Pest of Lingzhi Mushroom
The fungus gnat (MycophilafungicolaFelt), also known as the mushroom-loving gall midge, or mushroom gnat. It belongs to the order Diptera, family Cecidomyiidae. 1. Morphology and habits: The adult is small, about 1 mm long. The head, thorax and back are dark brown, while the rest is grayish-brown or orange-red. The head is small, the compound eyes are large and connected left and right, and the antennae are slender and bead-like, with 11 segments, each segment bearing whorls of radial fine hairs; the male's antennae are longer than the female's, and the wings are broad and hairy. The female's abdomen tapers to a pointed tip, while the male's abdomen has a pair of pincer-like claspers. The egg is kidney-shaped, about 0.3 mm long, milky white to light brown.
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How to prevent swine erysipelas? Prevention and control methods every pig farmer must read
(1) Eliminate the source of infection: regularly disinfect pig pens by spraying with 10% carbolic acid emulsion, at least 2 to 3 times a year. (2) Eliminate transmission factors: the cause of disease in many pig farms is buying in pork from outside, so breeding and raising your own pigs is the key to preventing swine erysipelas. (3) Improve the pigs' disease resistance: give pigs reasonable feeding and management, feed more green fodder, allow proper exercise, clean out the bedding and pens every day, check the pigs' health status every day, and isolate and treat sick pigs promptly when found. (4) According to
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Control Methods and Technical Key Points for Scaly Leg Mite Disease in Chickens
Scaly leg mite disease in chickens is a condition caused by sarcoptic mites, often presenting as two forms: depluming itch and scaly leg. 1 Pathogen and Symptoms The pathogen of depluming itch in chickens is the scaly leg mite (Knemidocoptes mutans), which is round or oval in shape and about 0.3 mm long. This mite mostly invades the skin along the feathers and parasitizes the base of the feathers, causing inflammation. Lesions are mostly seen on the back, wings, rump, and thighs of chickens, with severe localized itching and feather loss, hence the name depluming itch. Affected chickens peck and pull at their feathers, causing feathers to fall out, the skin to become red, and
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Identification and Control Methods of the Oriental Beetle
The Oriental beetle, also known as the black velvet chafer and the velvet chafer, belongs to the order Coleoptera, family Scarabaeidae. It is widely distributed with a diverse diet, and both adults and larvae can cause damage, harming more than 100 species of plants. Adults feed voraciously on several dozen species of garden plants, including poplar, willow, cherry blossom, white magnolia (Magnolia denudata), purple magnolia (Magnolia liliiflora), goldenrain tree, Chinese parasol tree, ornamental peach, crape myrtle, and photinia. Morphological characteristics: adults are 7 to 9 mm long and 4.5 to 6 mm wide, oval-shaped, narrow at the front and broad at the rear; newly emerged adults are brown, gradually turning dark brown or black, with the body surface
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What are the prevention and control methods for abdominal distension and ulceration disease in large yellow croaker?
(1) Pathogen According to reports from Japan, it is Vibrio alginolyticus; but another source says it is Edwardsiella. (2) Symptoms The stomach sac of diseased fish is especially swollen and enlarged, and in some fish the dorsal and ventral walls rupture from the swelling, with the entire stomach sac detaching from the fish body. Large numbers of diseased fry float scattered on the water surface, unable to feed, spin in circles for several days, then sink and die. Larvae at 15-20 days of age are most susceptible, showing a peak mortality period. (3) Prevention and control methods Increase the water exchange rate, improve the rearing environment, avoid feeding Artemia nauplii alone, feed copepods earlier, strengthen the nutrition of larvae and juveniles, and strictly control water quality.
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Damage Caused by the Rice Stem Maggot to Hybrid Rice Seed Production and Its Control Methods
The rice stem maggot (Chlorops oryzae Matsumura) is mainly distributed in China in Heilongjiang, Zhejiang, Jiangxi, Hunan, Hubei, Guangdong, Guangxi, Yunnan, Guizhou, Sichuan, Chongqing and other provinces and areas. In recent years it has become one of the main insect pests in rice production in the hilly and mountainous areas of Chongqing, and the losses it causes have exceeded those of some important pests such as stem borers. In hybrid rice seed production, the occurrence of the rice stem maggot seriously affects the development process of rice, thus leading to poor flowering-date synchronization between the male and female parents and affecting seed production
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Occurrence of Pests and Diseases in Rice Seedbeds and Current Control Methods
During the rice seedbed stage, aphids, thrips, and damping-off disease mainly occur, harming the growth of rice seedlings. Adult and nymph rice thrips often gather at the leaf auricle, ligule, and inside the central leaf to cause damage; the affected parts first show small yellow-white spots, after which mottled white patches appear on the leaf surface. Affected seedlings recover green slowly, become stunted and fail to grow, appearing as if "stuck in the clump." Damping-off disease mostly occurs in wet (semi-dry) seedling nurseries and dry seedling nurseries, causing seedling death. Because temperatures in early to mid-April are unstable, aphids, thrips, and damping-off disease are prone to occur, affecting full, uniform, and strong seedlings. Agricultural technology centers of all townships and subdistrict offices are requested to strengthen water
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Detailed Explanation of Peach Tree Shoot Control and Flower Promotion Methods and Technical Points
Many flower farmers who grow peach blossoms call to ask how to stop the growth of peach blossoms and form more flower buds? The main reason affecting flower bud differentiation is the contradiction between reproductive growth and vegetative growth. When vegetative growth is too vigorous, it will seriously affect reproductive growth, that is, flower bud differentiation. For this reason, during the flower bud differentiation period (late May to before leaf fall), attention must be paid to the balance between the two in order to ensure normal flower bud differentiation. 1. From late May to June, pinch off the tips at the 10-12 leaf position of the autumn shoots to promote flower bud differentiation and promote branching, or spray shoot-control agent. 2.
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What are the control methods for jujube fruit shrinkage disease?
1. Symptoms: When jujube fruit shrinkage disease occurs, a pale yellow halo (ring) first appears on the shoulder or waist of the fruit, gradually expanding into irregular sunken lesions; the peel becomes water-soaked and infiltrated, with scattered needle-like round brown dots, and the flesh becomes earthy yellow, soft, spongy and necrotic; the fruit shrivels, tastes bitter, and is unfit to eat. 2. Disease pattern: Preliminary research has determined that jujube fruit shrinkage disease is a bacterial disease, and the pathogen mainly overwinters on fallen diseased fruit. It generally spreads and infects jujube fruit during the fruit coloring and ripening stage; the pathogen enters through fruit wounds via wind and rain or directly penetrates the peel.
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