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The Latest Technical Methods and Tutorial for Broad Bean Pest and Disease Control
The broad bean is one of the earliest legume crops cultivated by humans, and more than 50 countries around the world grow broad beans. In addition to selecting disease-resistant varieties, rational close planting and pruning, doing a good job of drought prevention and drainage, increasing the application of phosphorus and potassium fertilizers, and enhancing plant resistance, chemical control is also
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The Latest Technical Methods and Tutorial for Okra Pest and Disease Control
Okra prefers warmth and originated in India, and is widely cultivated in tropical and subtropical regions. In China, the cultivated area is also very extensive in provinces such as Hunan, Hubei and Guangdong, and it has long been known as the "king of vegetables", with extremely high economic use and edible value. Below, let us take a look together
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How to prevent and control pests and diseases in garland chrysanthemum? Latest technical methods tutorial
Garland chrysanthemum is a semi-cold-tolerant vegetable with low light requirements, generally preferring weaker light. It originated in the Mediterranean and has a cultivation history of more than 900 years in China, and is widely distributed, but the cultivation area in all parts of the north and south is very small. During cultivation, attention should be paid to the prevention and control of pests and diseases.
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What are the latest control methods for white blight of Welsh onion?
White blight of Welsh onion is a fungal disease. The pathogen mainly overwinters in the soil as chlamydospores, and in the following spring when conditions are suitable it produces sporangia, which spread via irrigation water or wind and rain. Newly produced zoospores on the lesions and those on the soil surface spread via raindrop splash. It can occur at the seedling stage and the adult plant stage.
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A Detailed Guide to the Latest Control Methods for Onion Thrips
Onion thrips, also known as tobacco thrips and cotton thrips, mainly damages onions, chives, garlic, cucumbers and solanaceous vegetables in vegetable fields, and is mainly distributed in Northeast China, Beijing, Hebei, Zhejiang, Jiangsu, Guizhou, Guangdong, Guangxi, Hainan, Taiwan, China, Shaanxi and Ningxia
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Latest Tomato Fusarium Wilt Prevention and Control Techniques Tutorial
Tomato fusarium wilt mostly occurs during the flowering and fruiting stage of tomatoes, affecting localized areas while the whole plant shows symptoms. In the early stage of the disease, only the lower leaves of the plant turn yellow, but most do not fall off. As the disease progresses, the diseased leaves turn yellow and then brown from the bottom up. Apart from the top few leaves remaining intact, the rest all
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What are the latest control methods for tomato leaf mold?
Tomato leaf mold shows symptoms on the leaves, stems, flowers and fruits of tomatoes, but it most commonly occurs on the leaves. In the early stage, some chlorotic spots appear on the underside of the leaves, and later they turn into gray or dark purple irregular mold layers, while the upper surface of the leaf turns chlorotic and yellow at the corresponding
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The Latest Control Methods for Peanut Southern Blight
Peanut southern blight is one of the major diseases harming peanuts. After the roots, pods, and stem bases of peanuts are infected, they initially appear brown and soft-rotted. White silky mycelium appears at the root-stem area above ground, and white silky threads often first form at the stem base near the ground and on the nearby soil surface. The diseased
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What are the latest control methods for peanut brown spot?
Peanut brown spot is a fungal disease caused by infection with Cercospora arachidicola of the subphylum Deuteromycotina. It damages peanut leaves, initially appearing as small chlorotic spots that later expand into nearly round or irregular small lesions. The lesions are larger and lighter in color than those of black spot disease, appearing dark brown or tea-brown on the upper leaf surface and brown or yellowish-brown on the underside.
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The Latest Control Methods for Peanut Stem Rot
Peanut stem rot, commonly known as "rotten neck disease", is distributed in all peanut-producing areas across the country. It generally occurs in the middle and late stages. After infection, the plant quickly wilts and dies, and the pods often rot or the kernels fail to fill, causing serious losses. The general field incidence rate is 20-30%, and in severe cases it reaches 6
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