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How to prevent and control soybean black spot disease? Growers must read
Soybean black spot disease is a commonly occurring disease. The disease damages pods and stems, causing stems to wither and die, pods to fail to set seed, and in severe cases plants to die in patches. Seeds in diseased pods are small and shriveled, affecting yield and quality, and diseased seeds have reduced commercial value and oil extraction rate. 1)
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How to prevent and treat rot disease in orchids? A must-read for orchid growers
For orchids, the harm caused by rot disease is extremely serious, and it spreads rapidly. Orchid rot disease mainly includes two types: soft rot and black rot. In the early stages of soft rot, tiny brown water-soaked spots appear on the leaves, then expand into black damp patches, at which point the
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Navel orange orchard management techniques every navel orange grower must see
1. Adult orchard: 1. Fruit retention: (1) From after flower drop to the second physiological fruit drop period, spray the leaves 2 to 3 times with 0.15% Huangjia natural brassin 5000 times plus new-type nutrient liquid fertilizers such as Jin Kuizi L, P, K extract 500 times, Yelüling 500 times, etc.; (2) Remove summer shoots, removing them once every 7 to
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Pomelo Anthracnose Control Methods, a Must-Read for Growers
Symptom Characteristics Harm to leaves, twigs and fruit. On leaves and twigs during continuous rainy and humid weather, acute-type symptoms appear: pale bluish patches with dark brown on leaf tips, like scalded by boiling water, with indistinct edges; tender shoots show acute wilting like scalded by boiling water. In briefly humid weather that quickly turns clear,
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Winter management experience for persimmon trees, a must-read for anyone growing persimmons
I. Persimmon tree planting 1. Choosing a site and building a persimmon orchard. It is best to choose a leeward, shaded site with deep soil, fertile and loose soil, and a relatively low groundwater table. 2. Digging holes and applying base fertilizer. Open the land into horizontal terraces following the mountain contour, and build them into mountain orchards with a front ridge and back ditch, reverse-sloping terrace surfaces, or "fish-scale pit" style.
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A Detailed Guide to Propagation Techniques Every Pomegranate Grower Must Read
Pomegranate propagation methods include sowing, cuttings, root division, grafting and layering, but cuttings and sowing are the main methods. 1 Cuttings propagation Nursery site preparation The seedling site should be chosen in a place with convenient transportation, capable of irrigation and drainage, deep soil layer, loose texture, and good water and fertilizer retention, in light loam or sandy loam. Level the ground, make a seedbed, and set aside for use.
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Methods for preventing and treating Fusarium wilt in melons, a must-read for growers
Symptoms This disease can occur throughout the entire growth period of melons. When seedlings are infected, the leaves of the diseased seedlings become lighter in color, gradually wilt, and finally die. When the stem is cut open, the vascular bundles can be seen to have discolored. When the disease occurs during the mature plant stage, the leaves of the plant wilt and droop from bottom to top, some leaf edges turn brown or produce brown necrotic
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Post-harvest management of peach trees cannot be relaxed; these tasks must be done well
After peach trees bear fruit, they consume a large amount of nutrients, and peach harvest happens to coincide with the rainy season. If technical management can be strengthened in time, it can increase the tree's nutrient accumulation, restore tree vigor as quickly as possible, form good flower buds, and create favorable
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Winter pruning of plum trees must be done carefully and meticulously
Plum trees enter their full-bearing period 7 years after planting. The main task of winter pruning at this stage is to maximize yield per unit area and strictly control the formation of alternate bearing and bare zones at the rear. Winter pruning principles: Heavy pruning is the main approach, combining heavy and light pruning, to maintain the balance between growth and fruiting
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How to Grow Cornus officinalis Well? These Key Techniques Must Be Mastered
Cornus officinalis, also known as Shanyurou, Yaozhao, Yurou, Zaopi, and Shuzhao, has the functions of antibacterial and sterilization, calming the nerves and dispelling wind, nourishing the liver and kidneys, and inhibiting the spread of cancer cells. Especially after modern medical research showed that Cornus officinalis has a new function of resisting HIV, market demand
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